Entity Common Code        Entity Name
Entity Prop


Customer Analyst Assignments
Customer Analyst Assignments

Entity Common Code Entity Prop Entity Name Effective Date
Click here for detail   540802826 802,826 38 OIL & GAS, L.L.C. 8/1/2003
Click here for detail   827521337 801,137 3TEC ENERGY CORPORATION 10/1/2001
Click here for detail   155272347 3,841 A W TIPKA OIL & GAS INC. 5/1/1993
Click here for detail   087834086 802,897 ABACO OPERATING, LLC 5/1/2004
Click here for detail   793077439 801,153 ABARTA OIL & GAS CO., INC. 12/1/2001
Click here for detail   088482898 340 ABRAXAS PETROLEUM CORPORATION 1/1/1999
Click here for detail   194884441 800,944 ACACIA NATURAL GAS CORPORATION 7/1/1999
Click here for detail   109006858 100,100 ACADIAN GAS PIPELINE SYSTEM 5/1/1993
Click here for detail   189049187 802,999 ACCENT ENERGY MIDWEST GAS L.L.C. 8/1/2005
Click here for detail   059091384 801,002 ACN POWER, INC. 2/1/2000
Click here for detail   540802961 802,961 ACOCK ANAQUA OPERATING CO, LP 2/1/2005
Click here for detail   T00000500 500 ACOMA OIL CORPORATION 2/1/1999
Click here for detail   093524127 800,967 ADAMS RESOURCES MARKETING, LTD. 10/1/1999
Click here for detail   127161370 100,150 ADAMSVILLE CITY OF 5/1/1993
Click here for detail   T00000678 678 ADOBE ENERGY INC. 2/1/1999
Click here for detail   T00000680 680 ADOBE GAS MARKETING CO 2/1/1999
Click here for detail   118233191 802,825 ADVANTAGE ENERGY, INC. 8/1/2003
Click here for detail   614535904 733 AEDC (USA) INC 5/1/1993
Click here for detail   008227738 800,749 AEP ENERGY SERVICES, INC. 9/1/1997
Click here for detail   095634957 802,899 AEP GAS MARKETING LP 6/1/2004
Click here for detail   540803955 803,955 AFFILIATED HOLDINGS INC. 10/1/2007
Click here for detail   151744414 725,070 AFG INDUSTRIES INC 5/1/1993
Click here for detail   605118157 762 AGF DIRECT GAS SALES INC. 5/1/1993
Click here for detail   141056858 804,038 AGWAY ENERGY SERVICES, LLC 1/1/2009
Click here for detail   038906900 802,724 AIG ENERGY INC. 2/10/2003
Click here for detail   T00010000 1,000 AIKINS & OWEN 2/1/1999
Click here for detail   T00800475 800,475 AIM PIPELINE LLC 8/30/2001
Click here for detail   606072130 800,676 AK STEEL CORPORATION 4/1/1997
Click here for detail   611613415 16,366 AKRON, CITY OF 5/2/1993
Click here for detail   835409681 1,601 ALBERTA NORTHEAST GAS LIMITED 5/1/1993
Click here for detail   069643062 130,500 ALC PARTNERS 5/1/1993
Click here for detail   614340404 1,604 ALCAN ALUMINUM CORPORATION 5/1/1993
Click here for detail   148728470 100,300 ALCOA, INC. 1/1/1999
Click here for detail   006951446 1,705 ALGONQUIN GAS TRANSMISSION COMPANY 5/1/1993
Click here for detail   T00711360 711,360 ALGOOD TOWN OF 2/1/1999
Click here for detail   808433630 803,965 ALIEF CAPITAL, LLC 11/1/2007
Click here for detail   104225979 800,975 ALL POWER CORP 11/1/1999
Click here for detail   106438018 801,061 ALLEGHENY ENERGY SUPPLY COMPANY, LLC 8/1/2000
Click here for detail   026352310 803,048 ALLEGHENY LUDLUM CORPORATION 1/1/2006
Click here for detail   363499745 803,044 ALLEGIANT ENERGY GROUP, LP 1/1/2006
Click here for detail   618587257 802,231 ALLEGRO DEVELOPMENT CORP. 2/1/2007
Click here for detail   045246071 800,416 ALLEGRO INVESTMENTS, INC. 1/1/1995
Click here for detail   004598517 801,091 ALLENERGY GAS & ELECTRIC MKTING CO., LLC 1/1/2001
Click here for detail   135266901 802,834 ALLENERGY GAS MARKETING CO. NEW YORK LLC 9/1/2003
Click here for detail   945786424 800,567 ALLENERGY MARKETING COMPANY, INC. 3/1/2002
Click here for detail   135271083 802,835 ALLENERGY NEW YORK COMPANY LLC 9/1/2003
Click here for detail   877369348 800,059 ALLIANCE GAS SERVICES INC. 12/1/1998
Click here for detail   809787513 800,924 ALLIANCE PIPELINE L.P. 12/1/2000
Click here for detail   540802932 802,932 ALLIANT ENERGY GENERATION INC. 10/1/2004
Click here for detail   146214908 803,957 ALLIED ENERGY RESOURCES CORPORATION 11/1/2007
Click here for detail   065385296 1,870 ALLIED SIGNAL INC 5/1/1993
Click here for detail   965582265 1,920 ALMA ENERGY CORP 5/1/1993
Click here for detail   789982782 802,833 ALPINE RESOURCES, INC. 9/1/2003
Click here for detail   196442768 1,962 ALTA MESA RESOURCES INC 5/1/1993
Click here for detail   949058382 800,254 ALTRA STREAMLINE, L.L.C. 3/14/1996
Click here for detail   036398394 800,557 ALTRADE TRANSACTION, L.L.C. 5/1/2000
Click here for detail   194624748 1,996 AMAGAS RESOURCES INC 5/1/1993
Click here for detail   126762087 1,997 AMALGAMATED PIPELINE CO 5/1/1993
Click here for detail   604792791 803,945 AMBIT ENERGY, L.P. 9/1/2007
Click here for detail   047880133 800,599 AMERAC ENERGY CORPORATION 9/1/1996
Click here for detail   931086149 802,940 AMEREN ENERGY FUELS AND SERVICES COMPANY 12/1/2004
Click here for detail   003522724 800,820 AMEREN ENERGY, INC. 6/1/1998
Click here for detail   966851875 800,781 AMEREN SERVICES COMPANY 12/1/1997
Click here for detail   T00800937 800,937 AMEREN, CIPS 7/1/1999
Click here for detail   797606431 800,756 AMERICAN CENTRAL ENERGY LLC 3/1/2002
Click here for detail   T00002135 2,135 AMERICAN CENTRAL GAS COMPANIES INC 2/1/1999
Click here for detail   157476813 2,137 AMERICAN CENTRAL GAS MARKETING CO 5/1/1993
Click here for detail   023861875 802,830 AMERICAN COASTAL ENERGY, INC. 8/1/2003
Click here for detail   T00002116 2,116 AMERICAN COMETRA INC 2/1/1999
Click here for detail   T00800298 800,298 AMERICAN ELECTRIC POWER SERVICE CORP. 2/1/1999
Click here for detail   106944622 800,470 AMERICAN ENERGY MANAGEMENT, INC. 6/1/1995
Click here for detail   074156233 2,119 AMERICAN FLOW MEASUREMENT 9/1/1993
Click here for detail   623626731 803,859 AMERICAN GAS SUPPLY (HEARTLAND), LTD. 7/1/2006
Click here for detail   796347446 803,926 AMERICAN GAS SUPPLY, LP 6/1/2007
Click here for detail   606581916 102,123 AMERICAN HUNTER ENERGY 5/1/1993
Click here for detail   T00800441 800,441 AMERICAN MAIZE - PRODUCTS DECATUR INC. 2/1/1999
Click here for detail   105687560 802,849 AMERICAN MUNICIPAL POWER - OHIO, INC. 10/1/2003
Click here for detail   043368596 2,155 AMERICAN PIPELINE COMPANY 9/1/2001
Click here for detail   154189989 2,167 AMERICAN STEEL & WIRE CORP 5/1/1993
Click here for detail   070572912 802,809 AMERICAN SUGAR REFINING, INC. 6/1/2003
Click here for detail   059339689 2,173 AMERICAN TRADING & PRODUCTION CORP 5/1/1993
Click here for detail   807127758 802,764 AMERICAN UTILITIES CORPORATION 12/1/2002
Click here for detail   015553639 800,713 AMERIENERGY, INC. 5/1/1997
Click here for detail   015395973 800,538 AMKOR NATURAL GAS COMPANY 1/1/1999
Click here for detail   194624391 2,210 AMTEX GAS AND MINERALS INC 5/1/1993
Click here for detail   001317171 93,110 ANADARKO E&P COMPANY LP 8/13/2002
Click here for detail   199116823 2,323 ANADARKO ENERGY SERVICES COMPANY 3/11/1997
Click here for detail   783263080 802,265 ANADARKO GATHERING COMPANY 8/1/2003
Click here for detail   026409797 2,324 ANADARKO PETROLEUM CORPORATION 5/1/1993
Click here for detail   177586641 2,251 ANAQUA OIL & GAS INC 5/1/1993
Click here for detail   807786769 801,188 ANDERSON EXPLORATION CO., INC. 5/1/2002
Click here for detail   T00100800 100,800 ANGELLE, WARNER J 2/1/1999
Click here for detail   166887351 802,920 ANGLO-SUISSE OFFSHORE PARTNERS, LLC 9/1/2004
Click here for detail   006958581 101,000 ANR PIPELINE COMPANY 5/1/1993
Click here for detail   092454453 803,948 ANR STORAGE CO. 10/1/2007
Click here for detail   T00002428 2,428 ANTHEM ENERGY CO 2/1/1999
Click here for detail   006961551 2,438 APACHE CORPORATION 2/1/1999
Click here for detail   T00002441 2,441 APACHE DRILLING 2/1/1999
Click here for detail   T00002433 2,433 APC OPERATING PARTNERSHIP 2/1/1999
Click here for detail   877932293 800,537 APEX OIL & GAS, INC. 1/1/1996
Click here for detail   007941537 803,037 APPALACHIAN POWER COMPANY 1/1/2006
Click here for detail   048318133 2,900 AQUA GLASS CORP 5/1/1993
Click here for detail   161446109 800,790 AQUILA DALLAS MARKETING, L.P. 4/17/2001
Click here for detail   174976175 800,085 AQUILA ENERGY CORPORATION 2/1/1999
Click here for detail   788072502 3,012 AQUILA ENERGY RESOURCES CORPORATION 5/1/1993
Click here for detail   840015150 800,414 AQUILA ENERGY TRANSPORTATION CORPORATION 2/1/1999
Click here for detail   085510092 802,728 AQUILA LONG TERM, INC. 10/1/2002
Click here for detail   785958422 3,010 AQUILA MERCHANT SERVICES, INC. 3/1/2002
Click here for detail   157455536 3,013 AQUILA SOUTHWEST MARKETING, L.P. 1/1/1998
Click here for detail   003048738 801,085 AQUILA STORAGE AND TRANSPORTATION, L.P. 12/1/2000
Click here for detail   006966055 801,414 AQUILA, INC. 3/1/2003
Click here for detail   146240937 802,891 ARAGON OIL COMPANY, L.L.C. 4/1/2004
Click here for detail   T00003081 3,081 ARAN ENERGY CORPORATION 2/1/1999
Click here for detail   T00800465 800,465 ARANSAS PETROLEUM CO. 2/1/1999
Click here for detail   803154574 802,771 ARAPAHO COMMUNICATIONS, INC 1/1/2003
Click here for detail   883489593 800,614 ARAXAS ENERGY CORPORATION 10/1/1996
Click here for detail   T00003085 3,085 ARBCO INC 2/1/1999
Click here for detail   808344766 800,611 ARCADIA ENERGY CORPORATION 10/1/1996
Click here for detail   001307586 800,884 ARCHER DANIELS MIDLAND COMPANY 3/1/1999
Click here for detail   806136417 803,942 ARCLIGHT ENERGY MARKETING, LLC 9/1/2007
Click here for detail   037765781 3,140 ARCO OIL & GAS COMPANY 2/1/1999
Click here for detail   119309909 801,133 ARENA ENERGY, LLC 9/1/2001
Click here for detail   131086030 802,823 ARENA OFFSHORE, LLC 7/1/2003
Click here for detail   180450975 804,061 ARIES OPERATING LP 6/1/2008
Click here for detail   118638142 804,006 ARK-LA-TEX ENERGY, LLC 6/1/2008
Click here for detail   T00003197 3,197 ARMOUR RESOURCE HOLDINGS LTD 2/1/1999
Click here for detail   123787249 802,855 AROC (TEXAS), INC. 11/1/2003
Click here for detail   787434687 800,350 ARROW MEASUREMENT INC. (CXY) 8/1/1994
Click here for detail   101655608 803,847 ASCENT OPERATING, LP 5/1/2006
Click here for detail   193580115 3,245 ASHER RESOURCES, LLP 4/1/1994
Click here for detail   188758874 3,290 ASHLAND EXPLORATION INC 5/1/1993
Click here for detail   T00003295 3,295 ASHLAND GAS MARKETING INC 2/1/1999
Click here for detail   616761458 3,312 ASHLAND PETROLEUM, DIV. OF ASHLAND INC. 1/1/1999
Click here for detail   042417030 3,299 ASHLAND TOWN OF MISS 5/1/1993
Click here for detail   005003264 800,833 ASHLANDCHEM.ENERGYSVCS.DIV.OFASHLANDINC. 7/1/1998
Click here for detail   556221844 3,301 ASHLAWN ENERGY INC 1/1/1999
Click here for detail   187570890 3,370 ASHTON ENERGY CO 1/1/1999
Click here for detail   867733735 802,925 ASPECT ENERGY, LLC 9/1/2004
Click here for detail   054077672 801,651 ASSOCIATED ELECTRIC COOPERATIVE, INC. 12/1/2003
Click here for detail   178564183 3,393 ASSOCIATED NATURAL GAS INC 1/1/1999
Click here for detail   101985930 801,191 ASTORIA GENERATING CO. L.P. 5/1/2002
Click here for detail   807094305 801,184 ATASCA RESOURCES, INC. 4/1/2002
Click here for detail   T00800477 800,477 ATCHAFALAYA MEASUREMENT INC. 2/1/1999
Click here for detail   T00003451 3,451 ATG ENVIRONMENTAL RESOURCES INC 2/1/1999
Click here for detail   077656221 800,026 ATHENS ALABAMA UTILITY CITY OF 5/1/1993
Click here for detail   789351640 3,478 ATHENS TENNESSEE UTILITIES BOARD 5/2/1993
Click here for detail   006924708 3,595 ATLANTA GAS LIGHT CO 5/1/1993
Click here for detail   945433118 800,604 ATLANTA GAS LIGHT SERVICES, INC. 4/7/1998
Click here for detail   783026453 3,625 ATLAS GAS MARKETING INC 5/1/1993
Click here for detail   540802759 802,759 ATLAS PIPELINE PENNSYLVANIA LLC 12/1/2002
Click here for detail   622316842 113,630 ATLAS PRODUCTION SERVICE 5/1/1993
Click here for detail   038960944 3,627 ATLAS RESOURCES INC 5/1/1993
Click here for detail   108203241 3,630 ATMOS ENERGY CORPORATION 5/1/1993
Click here for detail   T00154500 154,500 ATMOS ENERGY CORPORATION (KY) 10/1/2002
Click here for detail   613205723 149,900 ATMOS ENERGY CORPORATION (LA) 4/25/2005
Click here for detail   006964415 135,100 ATMOS ENERGY CORPORATION (MS) 4/1/2005
Click here for detail   093153468 150,600 ATMOS ENERGY CORPORATION (TN) 10/1/2002
Click here for detail   128507998 131,750 ATMOS ENERGY MARKETING (LA) 5/1/2005
Click here for detail   835705831 96,567 ATMOS ENERGY MARKETING, LLC 10/2/2003
Click here for detail   826183287 800,628 ATP OIL & GAS CORPORATION 12/1/1996
Click here for detail   131717837 3,649 AUBURN ENTERPRISES INC 5/1/1993
Click here for detail   T00101750 101,750 AUGUSTINE, MAURICE 2/1/1999
Click here for detail   930875104 801,071 AURES ENERGY, L.L.C. 3/15/2001
Click here for detail   805610482 800,242 AURORA NATURAL GAS, LLC 9/15/1995
Click here for detail   124540944 802,792 AUX SABLE LIQUID PRODUCTS LP 3/1/2003
Click here for detail   008256364 800,047 AVERY DENNISON CORPORATION 9/1/2001
Click here for detail   015180698 800,760 AVISTA ENERGY, INC. 10/1/1997
Click here for detail   121422893 3,840 AVIVA AMERICA INC 5/1/1993
Click here for detail   T00003920 3,920 B & P OIL COMPANY 2/1/1999
Click here for detail   137573796 3,929 B T OPERATING COMPANY 5/1/1993
Click here for detail   006461206 800,647 B.E.P. PARTNERS 1992 #1 1/1/1999
Click here for detail   540803986 803,986 BABY OIL, INC 2/1/2008
Click here for detail   T00008850 8,850 BACA EXPLORATION INC 2/1/1999
Click here for detail   075080978 3,943 BADGER OIL CORPORATION 12/1/1998
Click here for detail   T00003938 3,938 BAKER, HAROLD D 2/1/1999
Click here for detail   137022034 102,250 BALDWYN CITY OF 5/1/1993
Click here for detail   128883142 804,051 BALLARD NATURAL GAS, LLC 3/1/2009
Click here for detail   932446388 4,015 BALTIMORE GAS AND ELECTRIC COMPANY 5/1/1993
Click here for detail   T00800708 800,708 BANKERS TRUST COMPANY 2/1/1999
Click here for detail   210021531 802,980 BARCLAYS BANK PLC 4/1/2005
Click here for detail   623556714 804,039 BARCLAYS CAPITAL ENERGY INC 1/1/2009
Click here for detail   T00800596 800,596 BARGO ENERGY COMPANY 2/1/1999
Click here for detail   T00801064 801,064 BARRETT BROTHERS OIL & GAS, INC. 8/1/2000
Click here for detail   789429115 800,796 BASIN EXPLORATION, INC. (DELAWARE) 1/1/1998
Click here for detail   008948440 800,835 BASS ENTERPRISES PRODUCTION CO. 7/1/1998
Click here for detail   008046245 5,500 BASS, PERRY R TRUSTEE 5/1/1993
Click here for detail   086941077 102,500 BATESVILLE CITY OF 5/1/1993
Click here for detail   069340214 102,700 BAY STATE GAS COMPANY 2/1/1999
Click here for detail   614875115 803,857 BAYOU CITY EXPLORATION, INC 7/1/2006
Click here for detail   102655560 102,550 BAYOU INTERSTATE PIPELINE SYSTEM 5/1/1993
Click here for detail   797177201 67,100 BAYOU INTRASTATE GAS COMPANY 5/15/1997
Click here for detail   110831344 800,763 BAYOU PIPELINE COMPANY 11/1/1998
Click here for detail   540803023 803,023 BBPC, LLC D/B/A ENHANCED ENERGY SERVICES 11/1/2005
Click here for detail   965863715 802,852 BBPC, LLC D/B/A GREAT EASTERN ENERGY 10/1/2003
Click here for detail   808164859 802,322 BEACON PETROLEUM MANAGEMENT, INC. 5/1/2003
Click here for detail   108329079 801,114 BEAR CREEK STORAGE COMPANY 5/1/2001
Click here for detail   608461807 803,022 BEAR ENERGY LP 4/6/2006
Click here for detail   T00102750 102,750 BECK, D W 2/1/1999
Click here for detail   T00102800 102,800 BECKENDORFF, MELTON (MR) 2/1/1999
Click here for detail   879439719 801,005 BEDFORD COUNTY UTILITY DISTRICT 6/15/2004
Click here for detail   T00007000 7,000 BEEM OIL AND GAS INC 2/1/1999
Click here for detail   052628984 801,059 BELCO ENERGY CORP. 8/1/2000
Click here for detail   T00800631 800,631 BELCO OPERATING CORPORATION 2/1/1999
Click here for detail   066054776 7,062 BELDEN & BLAKE CORPORATION 5/1/1993
Click here for detail   004468690 801,193 BELDEN BRICK COMPANY, THE 7/1/2002
Click here for detail   804896645 7,081 BENDER ENERGY INC. 5/1/1993
Click here for detail   T00007087 7,087 BENGAIL, INC. 2/1/1999
Click here for detail   120830997 800,271 BENJAMIN SCHLESINGER AND ASSOCIATES, INC 9/1/2001
Click here for detail   T00103000 103,000 BENOIT, J H (MR) 2/1/1999
Click here for detail   148565443 802,838 BENTEK ENERGY LLC 9/1/2003
Click here for detail   006955587 103,250 BERKSHIRE GAS COMPANY THE 5/1/1993
Click here for detail   048259027 800,911 BERKSHIRE POWER COMPANY, L.L.C. 4/1/1999
Click here for detail   784112588 803,869 BERYL OIL AND GAS LP 5/23/2007
Click here for detail   621834576 804,016 BERYL RESOURCES LP 8/1/2008
Click here for detail   T00007135 7,135 BETA OPERATING 2/1/1999
Click here for detail   001339092 7,155 BETHLEHEM STEEL CORPORATION 12/17/2001
Click here for detail   057027021 800,776 BETTIOL FUEL SERVICE, INC. 11/1/1997
Click here for detail   043806595 7,200 BETTIS, BOYLE & STOVALL INC 5/1/1993
Click here for detail   133587258 804,033 BEUSA ENERGY, INC. 11/1/2008
Click here for detail   148565419 800,469 BEXCO OPERATING, INC. 6/1/1995
Click here for detail   621216428 803,055 BG ENERGY MERCHANTS, LLC 3/1/2006
Click here for detail   031219129 802,807 BG LNG SERVICES, LLC 6/1/2003
Click here for detail   006783021 8,170 BHP BILLITON PETROLEUM (AMERICAS) INC. 9/27/2001
Click here for detail   T00008172 8,172 BIENVILLE GAS MARKETING INC 2/1/1999
Click here for detail   004780763 8,000 BIG 6 DRILLING COMPANY 5/1/1993
Click here for detail   005778985 803,008 BIG APPLE ENERGY, LLC 10/1/2005
Click here for detail   958828923 802,881 BIG LAKE CORPORATION 3/1/2004
Click here for detail   143635113 802,876 BIG RIVER RESOURCES, LLC 3/1/2004
Click here for detail   T00354540 354,540 BIG SANDY GAS CORPORATION 2/1/1999
Click here for detail   026640946 28,080 BILL FENN INCORPORATED 6/15/2004
Click here for detail   012643763 8,160 BILL H. PEARL PRODUCTION INC 5/1/1993
Click here for detail   007938004 8,305 BIRDWELL OIL COMPANY 6/1/1997
Click here for detail   020802232 802,942 BISHOP ENERGY SERVICES, LLC 12/1/2004
Click here for detail   098881634 801,122 BISHOP PETROLEUM INC. 7/1/2001
Click here for detail   T00103270 103,270 BISHOP PIPELINE CORP 2/1/1999
Click here for detail   035638993 801,021 BISON ENERGY PARTNERS, INC. 3/1/2000
Click here for detail   012051697 804,002 BLACK ELK ENERGY OFFSHORE OPERATIONS, LL 5/1/2008
Click here for detail   808787659 800,219 BLACK HILLS ENERGY RESOURCES, INC. 12/1/1998
Click here for detail   166766985 802,918 BLACKHAWK RESOURCES LLC 9/1/2004
Click here for detail   009808379 103,500 BLACKSTONE GAS CO 1/1/1999
Click here for detail   131683799 8,899 BLACKWATER NATURAL GAS CORP 5/1/1993
Click here for detail   065053048 802,993 BLAKENERGY, LTD. 7/1/2005
Click here for detail   098423106 8,790 BLEDSOE ENERGY CORPORATION 5/1/1993
Click here for detail   T00018902 18,902 BLUEGRASS ENERGY GROUP INC. 2/1/1999
Click here for detail   614844186 803,998 BLUEROCK ENERGY, INC 4/1/2008
Click here for detail   065093965 8,901 BOCK AND BACON INC 5/1/1993
Click here for detail   T00800941 800,941 BOIS D'ARC OFFSHORE LTD 7/1/1999
Click here for detail   T00008887 8,887 BOIS D'ARC OPERATING CORPORATION 2/1/1999
Click here for detail   030418982 104,000 BOLIVAR CITY OF 5/1/1993
Click here for detail   T00800889 800,889 BOMAR OIL & GAS 4/1/1999
Click here for detail   T00104250 104,250 BON AIR RANCH 2/1/1999
Click here for detail   605952183 104,500 BOONEVILLE MUNICIPAL GAS SYSTEM 12/1/1998
Click here for detail   T00008904 8,904 BORDEN INCORPORATED 9/1/2001
Click here for detail   135050420 802,858 BORDER ENERGY, INC. 11/1/2003
Click here for detail   T00008906 8,906 BORDER GAS INC. 2/1/1999
Click here for detail   171945806 802,943 BOSS ENERGY, LTD. 12/1/2004
Click here for detail   006951552 8,912 BOSTON EDISON CO 5/1/1993
Click here for detail   006951586 104,650 BOSTON GAS CO 5/1/1993
Click here for detail   T00008929 8,929 BOUDREAUX, MARTIN J SR 2/1/1999
Click here for detail   556731487 8,919 BOUNDARY GAS INC. 5/1/1993
Click here for detail   012291704 8,943 BOWATER INC 5/1/1993
Click here for detail   107275026 8,950 BOYD ROSENE AND ASSOCIATES INC 5/1/1993
Click here for detail   T00800093 800,093 BP AMERICA 2/5/2004
Click here for detail   034482679 2,233 BP AMERICA PRODUCTION COMPANY 12/31/2001
Click here for detail   200773919 800,072 BP CANADA ENERGY COMPANY 8/14/2002
Click here for detail   248799413 801,159 BP CANADA ENERGY MARKETING CORP. 1/1/2002
Click here for detail   625275755 2,234 BP ENERGY COMPANY 8/22/2000
Click here for detail   T00008942 8,942 BP EXPLORATION & OIL INC 2/1/1999
Click here for detail   T00008960 8,960 BP GAS MARKETING 2/1/1999
Click here for detail   T00008962 8,962 BP GAS TRANSMISSION CO. 2/1/1999
Click here for detail   802078287 8,967 BP GAS, INC 5/1/1993
Click here for detail   069736239 9,250 BRAMMER ENGINEERING 5/1/1993
Click here for detail   087672564 9,252 BRAMMER PETROLEUM INC. 10/1/1993
Click here for detail   174063735 9,480 BRAYTON OIL & GAS 5/1/1993
Click here for detail   009763389 802,883 BRAYTON OPERATING CORP 3/1/2004
Click here for detail   T00009990 9,990 BREHM INVESTMENT GROUP INC 2/1/1999
Click here for detail   T00009980 9,980 BREHM-BASIN PETROLEUM 2/1/1999
Click here for detail   T00010008 10,008 BRIDGE OIL COMPANY 2/1/1999
Click here for detail   126335640 104,780 BRIDGELINE GAS DISTRIBUTION LLC 3/1/2002
Click here for detail   126334858 801,008 BRIDGELINE GAS MARKETING LLC 2/1/2000
Click here for detail   T00100013 10,013 BRIDGELINE GAS PIPELINE 2/1/1999
Click here for detail   125805478 52,116 BRIDGELINE HOLDINGS, L.P. 2/1/2001
Click here for detail   556632909 802,750 BRIDGEPORT UTILITIES BOARD 10/1/2002
Click here for detail   T00800864 800,864 BRIGHAM OIL & GAS COMPANY 2/5/2004
Click here for detail   791789126 802,747 BRIGHAM OIL & GAS, LP 10/1/2002
Click here for detail   T00010098 10,098 BRIGHT & SCHIFF 2/1/1999
Click here for detail   360604193 10,156 BRING GAS SERVICES CORP. 10/1/1994
Click here for detail   T00010093 10,093 BRISTOL OPERATING CO. INC. 2/1/1999
Click here for detail   148319833 10,099 BRISTOL RESOURCES CORPORATION 1/1/1999
Click here for detail   621902261 800,223 BRITISH-BORNEO EXPLORATION, INC. 9/1/1993
Click here for detail   T00800802 800,802 BROOKLYN UNION-TRANSPORT 2/1/1999
Click here for detail   610340275 105,250 BROUSSARD CANAL CO 5/1/1993
Click here for detail   079462453 10,279 BROWNING & WELCH INC 5/1/1993
Click here for detail   831562178 802,910 BROWNING OFFSHORE, INC. 7/1/2004
Click here for detail   788845451 800,732 BROWNING OIL COMPANY, INC. 12/1/1998
Click here for detail   003596012 10,289 BRUSCATO LAND & MINERALS INC 12/1/1998
Click here for detail   T00800348 800,348 BRYANCY BROMLEY 2/1/1999
Click here for detail   048461016 800,910 BSE PRODUCTION CO., INC. 4/1/1999
Click here for detail   101326924 802,850 BUCKLEY ENERGY GROUP LTD 10/1/2003
Click here for detail   048829899 79,600 BUD'S BOAT DOCK 10/1/1994
Click here for detail   T00800711 800,711 BUFFALO PAPERBOARD 2/1/1999
Click here for detail   005129614 15,510 BUNGE NORTH AMERICA (EAST), L.L.C. 12/30/2003
Click here for detail   006981435 802,871 BUNGE NORTH AMERICA, INC. 1/1/2004
Click here for detail   T00010500 10,500 BURK ROYALTY COMPANY 2/1/1999
Click here for detail   253885206 800,875 BURLINGTON RESOURCES CANADA MKTING LTD. 7/17/2001
Click here for detail   131117566 57,525 BURLINGTON RESOURCES OIL & GAS CO. LP 9/1/2003
Click here for detail   175671007 57,527 BURLINGTON RESOURCES TRADING INC. 7/11/1996
Click here for detail   T00011096 11,096 BURTON PRODUCTION COMPANY 2/1/1999
Click here for detail   037754496 800,052 C C PACE RESOURCES 5/1/1993
Click here for detail   809843717 800,237 C&E OPERATING, INC. 9/1/1993
Click here for detail   T00012015 12,015 CABOT CORP 2/1/1999
Click here for detail   840493712 12,021 CABOT OIL & GAS CORP 5/1/1993
Click here for detail   879251437 12,022 CABOT OIL & GAS MARKETING CORPORATION 12/1/1998
Click here for detail   T00800426 800,426 CABOT OIL & GAS TRADING CORP. 2/1/1999
Click here for detail   T00800530 800,530 CALA OIL 2/1/1999
Click here for detail   154076830 12,031 CALCASIEU GAS GATHERING SYSTEM 5/1/1993
Click here for detail   540802985 802,985 CALCASIEU REFINING CO. 5/1/2005
Click here for detail   161904565 803,844 CALEDONIA ENERGY PARTNERS, LLC 5/1/2006
Click here for detail   540802769 802,769 CALEDONIA GENERATING, LLC 1/1/2003
Click here for detail   782861884 12,034 CALEDONIA NATURAL GAS DISTRICT 1/1/1999
Click here for detail   052780959 800,881 CALEDONIA POWER I, LLC 6/1/2000
Click here for detail   T00012036 12,036 CALEDONIA, TOWN OF MISSISSIPPI 2/1/1999
Click here for detail   004319810 12,038 CALGON CARBON CORP 5/1/1993
Click here for detail   036837615 13,703 CALLON OFFSHORE PRODUCTION INC 1/1/1999
Click here for detail   057113318 800,744 CALLON PETROLEUM COMPANY 6/1/2005
Click here for detail   938410024 801,065 CALLON PETROLEUM OPERATING COMPANY 8/1/2000
Click here for detail   956821201 801,018 CALPINE CORPORATION 3/1/2000
Click here for detail   169668212 801,141 CALPINE ENERGY SERVICES L.P. 10/1/2001
Click here for detail   605466171 803,036 CALPINE MERCHANT SERVICES COMPANY, INC 1/1/2006
Click here for detail   608311486 41,270 CALPINE PRODUCER SERVICES, L.P. 12/31/2001
Click here for detail   151158925 802,765 CAMDEN RESOURCES, INC. 1/1/2003
Click here for detail   790555689 804,035 CAMERON INTERSTATE PIPELINE, LLC 12/1/2008
Click here for detail   248095770 803,025 CANADA IMPERIAL OIL LIMITED 11/1/2005
Click here for detail   207668864 13,753 CANADIAN HUNTER EXPLORATION LTD. 12/1/1998
Click here for detail   T00800004 800,004 CANADIAN OCCIDENTAL MARKETING INC 1/1/1999
Click here for detail   785835810 13,760 CANADIAN OXY OFFSHORE PRODUCTION CO 5/2/1993
Click here for detail   249982372 802,861 CANNAT ENERGY INC. 11/1/2003
Click here for detail   T00013774 13,774 CANNON OIL & GAS 2/1/1999
Click here for detail   131822991 18,030 CANTERA GAS CO. 7/2/2003
Click here for detail   004465142 800,370 CANTON DROP FORGE 3/1/2005
Click here for detail   T00013789 13,789 CAPITAL GAS DISTRIBUTION INC. 2/1/1999
Click here for detail   867541062 13,787 CAPITOL DISTRICT ENERGY CENTER COGEN 5/1/1993
Click here for detail   T00106000 106,000 CAPPEL, TOINETTE W 2/1/1999
Click here for detail   139234389 13,851 CARDINAL OIL AND GAS 9/1/1993
Click here for detail   200586233 801,147 CARGILL GAS MARKETING LTD. 7/2/2003
Click here for detail   006249189 800,214 CARGILL, INCORPORATED 7/1/2000
Click here for detail   030160006 14,440 CARPENTER OIL & GAS CO 5/1/1993
Click here for detail   007924764 14,500 CARR, F. WILLIAM 8/1/1994
Click here for detail   142936657 103,750 CARRIERE, LOUIS A 5/1/1993
Click here for detail   809837313 800,607 CARRIZO OIL & GAS INC. 10/1/1996
Click here for detail   605113521 802,710 CARROLLTON RESOURCES CORP. 9/1/2002
Click here for detail   057568255 14,750 CARTER EXPLORATION COMPANY 5/1/1993
Click here for detail   785066580 800,571 CARTHAGE ENERGY SERVICES INC. 5/1/1996
Click here for detail   053566188 14,815 CASE - POMEROY OIL CORPORATION 10/1/2000
Click here for detail   031114705 14,818 CASEY, CITY OF 5/1/1993
Click here for detail   108264532 14,829 CASKIDS OPERATING COMPANY 5/1/1993
Click here for detail   195221056 800,569 CASTECH ALUMINUM GROUP INC. 5/1/1996
Click here for detail   194301529 800,982 CASTEX ENERGY, INC. 11/1/1999
Click here for detail   T00801023 801,023 CASTLE OFFSHORE LLC 3/1/2000
Click here for detail   T00800625 800,625 CASTLE POWER CORPORATION 2/1/1999
Click here for detail   T00800677 800,677 CASTLEMAN CONSULTING COMPANY 2/1/1999
Click here for detail   256811431 802,785 CASTLETON POWER, LLC 5/26/2009
Click here for detail   830044918 804,058 CATALYST ENERGY, INC. 3/1/2009
Click here for detail   005070479 800,001 CATERPILLAR INC 5/1/1993
Click here for detail   956976930 800,615 CATEX CORAL ENERGY, L.L.C. 7/1/1996
Click here for detail   933253510 14,976 CATEX VITOL GAS, INC. 12/1/1993
Click here for detail   004132630 800,829 CATLETTSBURG REFINING LLC 7/1/1998
Click here for detail   095642489 800,959 CCGM, L.P. 5/1/2000
Click here for detail   022512680 803,896 CDM MAX, LLC 1/1/2007
Click here for detail   113006167 800,042 CEDAR ENERGIES INC 5/1/1993
Click here for detail   T00800723 800,723 CEDAR GAS COMPANY 2/1/1999
Click here for detail   002876985 15,075 CELERON OIL & GAS CO. 8/1/1994
Click here for detail   004514840 800,264 CENERPRISE, INC. 1/5/1996
Click here for detail   830357377 804,065 CENSTAR ENERGY CORP 4/1/2009
Click here for detail   T00800519 800,519 CENTANA INTRASTATE PIPELINE CO. 2/1/1999
Click here for detail   148370377 804,075 CENTAURUS ENERGY MASTER FUND, LP 6/1/2009
Click here for detail   006968077 135,050 CENTERPOINT ENERGY - MISSISSIPPI RIVER 11/1/2002
Click here for detail   782779433 101,250 CENTERPOINT ENERGY ARKLA 9/30/2002
Click here for detail   046700779 112,195 CENTERPOINT ENERGY ENTEX 9/13/2002
Click here for detail   835687930 800,883 CENTERPOINT ENERGY FIELD SERVICES, INC. 9/30/2002
Click here for detail   872670161 64,947 CENTERPOINT ENERGY GAS TRANSMISSION CO 9/13/2002
Click here for detail   540800860 800,860 CENTERPOINT ENERGY MARKETING, INC. 5/1/2004
Click here for detail   006948210 803,898 CENTERPOINT ENERGY RESOURCES CORP 1/1/2007
Click here for detail   838611739 801,192 CENTERPOINT ENERGY SERVICES, INC. 5/13/2005
Click here for detail   077643716 106,500 CENTERVILLE TOWN OF 5/1/1993
Click here for detail   074155573 802,829 CENTRAL CRUDE, INC. 8/1/2003
Click here for detail   099839896 106,750 CENTRAL GAS CO 5/1/1993
Click here for detail   006993695 107,000 CENTRAL HUDSON GAS & ELECTRIC CORP 5/1/1993
Click here for detail   006935258 107,100 CENTRAL ILLINOIS LIGHT COMPANY 5/1/1993
Click here for detail   006936017 15,490 CENTRAL ILLINOIS PUBLIC SERVICE CO 5/1/1993
Click here for detail   812647712 802,877 CENTRAL LOMAS DE REAL, S.A. DE C.V. 3/1/2004
Click here for detail   094754434 801,152 CENTRAL NEW YORK OIL AND GAS COMPANY,LLC 12/1/2001
Click here for detail   063090591 15,500 CENTRAL PRODUCERS INC 5/1/1993
Click here for detail   812656259 802,779 CENTRAL VALLE HERMOSO S.A. DE C.V. 2/1/2003
Click here for detail   082016361 15,515 CENTRAN CORP 1/1/1999
Click here for detail   149339439 803,858 CENTURION EXPLORATION COMPANY 7/1/2006
Click here for detail   613760958 800,013 CENTURY EXPLORATION NEW ORLEANS, INC. 12/31/2003
Click here for detail   176381614 800,892 CET ENERGY CORPORATION 4/1/1999
Click here for detail   075273987 802,972 CHALLENGER MINERALS INC. 4/1/2005
Click here for detail   252313002 800,529 CHANDLER ENERGY, INC. 2/1/1999
Click here for detail   T00087115 87,115 CHANNEL GAS MARKETING COMPANY 1/15/2004
Click here for detail   T00015909 15,909 CHAPARRAL ENERGY INC 2/1/1999
Click here for detail   T00015910 15,910 CHAPARRAL TRANSMISSION INC 2/1/1999
Click here for detail   024427010 800,893 CHARRO OPERATING LLC 4/1/1999
Click here for detail   099743239 802,696 CHARTS LTD 8/1/2002
Click here for detail   808079453 15,913 CHASE ENERGY INC 5/1/1993
Click here for detail   198402935 107,300 CHATTANOOGA GAS CO 5/1/1993
Click here for detail   128245730 803,940 CHAUTAUQUA ENERGY MANAGEMENT, INC. 8/1/2007
Click here for detail   613400621 107,298 CHAUTAUQUA ENERGY MARKETING INC 5/2/1993
Click here for detail   623358954 803,863 CHENIERE MARKETING, INC. 8/1/2006
Click here for detail   103970307 801,083 CHEROKEE NITROGEN, DIV OF EL DORADO CHEM 11/1/2000
Click here for detail   155618341 800,021 CHEROKEE WATER AND GAS DEPARTMENT 1/1/1999
Click here for detail   148175490 17,896 CHESAPEAKE APPALACHIA, L.L.C. 2/1/2006
Click here for detail   102640398 800,252 CHESAPEAKE ENERGY CORPORATION 2/1/1999
Click here for detail   809849326 800,555 CHESAPEAKE ENERGY MARKETING, INC. 4/1/1996
Click here for detail   601285422 803,049 CHESAPEAKE OPERATING, INC 4/1/2006
Click here for detail   798309407 800,061 CHEVRON PIPELINE COMPANY 5/1/1993
Click here for detail   009140559 15,920 CHEVRON USA INC. 4/1/2004
Click here for detail   002539484 800,501 CHEVRON USA PRODUCTION COMPANY 1/1/1999
Click here for detail   071218994 801,106 CHEYENNE PETROLEUM COMPANY 3/1/2001
Click here for detail   143363542 802,922 CHEYENNE PLAINS GAS PIPELINE CO., L.L.C. 9/1/2004
Click here for detail   540804059 804,059 CHIEF GATHERING LLC 4/1/2009
Click here for detail   150436129 115,938 CHOLLA RESOURCES INC. 5/1/1993
Click here for detail   107663031 800,908 CHRISTEVE OIL COMPANY 4/1/1999
Click here for detail   073905499 800,579 CHROMCAK COMPANY 1/1/1995
Click here for detail   783872351 801,148 CHURCHILL ENERGY INC. 11/1/2001
Click here for detail   T00800326 800,326 CIBOLA CANADA ENERGY MARKETING CO. 2/1/1999
Click here for detail   156959777 800,002 CIBOLA CORPORATION 12/1/2001
Click here for detail   046305587 16,000 CICO OIL & GAS COMPANY 5/1/1993
Click here for detail   806959677 804,066 CIECO ENERGY (US) LIMITED 4/1/2009
Click here for detail   160321378 243,990 CIG MERCHANT COMPANY 10/25/1999
Click here for detail   945601599 800,669 CIMA ENERGY, LTD. 7/1/2004
Click here for detail   120809749 802,095 CIMAREX ENERGY CO. 4/1/2008
Click here for detail   786061655 802,273 CIMAREX ENERGY SERVICES, INC. 5/1/2003
Click here for detail   795528876 16,230 CIMARRON GAS TRANSMISSION INC 1/1/1999
Click here for detail   540802836 802,836 CINCINNATI GAS & ELECTRIC COMPANY, EMBU 9/1/2003
Click here for detail   015453843 800,739 CINERGY CAPITAL & TRADING, INC. 1/1/2007
Click here for detail   878075162 801,103 CINERGY TRANSPORTATION LLC 3/1/2001
Click here for detail   120813808 802,874 CITADEL ENERGY PRODUCTS LLC 2/1/2004
Click here for detail   145184631 803,884 CITIGROUP ENERGY INC. 2/1/2007
Click here for detail   007850027 711,020 CITIZENS GAS UTILITY DISTRICT 5/1/1993
Click here for detail   949877666 800,803 CITIZENS POWER SALES 3/1/1998
Click here for detail   621893148 16,373 CITRUS MARKETING, INC. 5/1/1993
Click here for detail   083555839 800,071 CJW CORPORATION 5/1/1993
Click here for detail   625383286 16,507 CLARION RIVER GAS COMPANY 1/1/1999
Click here for detail   T00107500 107,500 CLARK, GERALD M 2/1/1999
Click here for detail   364402685 107,750 CLARKSVILLE GAS DEPT CITY OF 12/1/1998
Click here for detail   T00038840 38,840 CLAUD B. HAMILL 2/1/1999
Click here for detail   058870445 800,397 CLAYTON WILLIAMS ENERGY, INC. 3/1/2009
Click here for detail   095421959 802,755 CLEARWATER ENTERPRISES, L.L.C. 11/1/2002
Click here for detail   009305934 800,957 CLECO ENERGY, L.L.C. 9/1/1999
Click here for detail   961538246 801,066 CLECO MARKETING & TRADING, LLC 8/1/2000
Click here for detail   T00016765 16,765 CLIFFS OIL AND GAS CO. 2/1/1999
Click here for detail   799879218 800,894 CLIFFWOOD PRODUCTION CO. 4/1/1999
Click here for detail   019339084 16,786 CLIFTON CITY OF TENNESSEE 5/1/1993
Click here for detail   075014753 16,790 CLINTON ENERGY MANAGEMENT SERVICES, INC. 12/1/1998
Click here for detail   109051870 16,792 CLINTON GAS TRANSMISSION INC 5/1/1993
Click here for detail   065082653 800,030 CLN INC 5/1/1993
Click here for detail   T00800099 800,099 CMS ENERGY CORPORATION 2/5/2004
Click here for detail   965027972 16,954 CMS ENERGY RESOURCE MANAGEMENT COMPANY 2/3/2004
Click here for detail   044254886 64,937 CMS NOMECO OIL & GAS COMPANY 1/9/1995
Click here for detail   829868921 804,060 CNE GAS SUPPLY, LLC 4/1/2009
Click here for detail   T00800382 800,382 CNG MARKET CENTER SERVICES CO. 2/1/1999
Click here for detail   T00800324 800,324 CNG/SABINE CENTER 2/1/1999
Click here for detail   363703141 17,104 COAST ENERGY GROUP, INC. 5/1/1993
Click here for detail   T00017108 17,108 COASTAL FLOW MEASUREMENT CO. 2/1/1999
Click here for detail   252301684 800,325 COASTAL GAS MARKETING CANADA 1/1/1999
Click here for detail   144234044 17,115 COASTAL GAS MARKETING COMPANY 10/10/2006
Click here for detail   003240751 801,022 COASTAL INVESTMENTS INC. 3/1/2000
Click here for detail   603953977 800,388 COASTAL POWER PRODUCTION COMPANY 11/1/1994
Click here for detail   362950032 17,120 COASTAL STATES GAS TRANSMISSION CO 5/2/1993
Click here for detail   043750777 17,305 COCKRELL OIL CORPORATION 5/1/1993
Click here for detail   799170154 800,028 CODY ENERGY LLC 2/1/2002
Click here for detail   808213367 17,329 COGEN ENERGY TECHNOLOGY LP 5/1/1993
Click here for detail   117442020 801,906 COHORT ENERGY COMPANY 10/1/2003
Click here for detail   102658226 17,364 COKINOS NATURAL GAS COMPANY 5/1/1993
Click here for detail   019373992 108,250 COLLINWOOD CITY OF 12/1/1998
Click here for detail   939065520 800,565 COLONIAL ENERGY, INC. 5/1/1996
Click here for detail   006954903 132,000 COLONIAL GAS CO 5/1/1993
Click here for detail   808376735 800,575 COLONIAL GROUP, INC. 5/1/1996
Click here for detail   039855990 801,017 COLONIAL OIL INDUSTRIES, INC. 3/1/2000
Click here for detail   144961000 17,450 COLONY PIPELINE CORP 5/1/1993
Click here for detail   969673326 800,662 COLUMBIA ENERGY MARKETING CORPORATION 1/1/1999
Click here for detail   805191715 800,067 COLUMBIA ENERGY SERVICES 5/1/1993
Click here for detail   007944481 108,272 COLUMBIA GAS OF KENTUCKY INC 5/1/1993
Click here for detail   008781643 108,275 COLUMBIA GAS OF MARYLAND INC 5/1/1993
Click here for detail   004773586 108,280 COLUMBIA GAS OF OHIO INC 5/1/1993
Click here for detail   008781668 108,290 COLUMBIA GAS OF PENNSYLVANIA INC 12/1/1998
Click here for detail   790377063 17,919 COLUMBIA GAS OF VIRGINIA, INC. 1/16/1998
Click here for detail   054748041 17,895 COLUMBIA GAS TRANSMISSION CORPORATION 5/1/1993
Click here for detail   007854581 108,300 COLUMBIA GULF TRANSMISSION CO. 5/1/1993
Click here for detail   626619618 803,854 COLUMBIA UTILITIES LLC 6/1/2006
Click here for detail   007901739 804,049 COLUMBUS SOUTHERN POWER COMPANY 2/1/2009
Click here for detail   178569299 800,710 COM/ENERGY MARKETING, INC. 1/1/1999
Click here for detail   176343341 803,018 COMMERCE ENERGY, INC. 11/1/2005
Click here for detail   120836853 800,265 COMMONWEALTH ALUMINUM CONCAST, INC. 2/1/1999
Click here for detail   830119046 800,056 COMMONWEALTH ENERGY SERVICES, INC. 5/1/2000
Click here for detail   007814049 17,921 COMMUNITY NATURAL GAS CO., INC. 5/1/1993
Click here for detail   779978329 800,409 COMSTOCK NATURAL GAS, INC. 5/1/2000
Click here for detail   791527807 17,934 COMSTOCK OIL & GAS INC 9/1/2000
Click here for detail   054814132 17,937 COMSTOCK RESOURCES, INC. 2/1/1994
Click here for detail   T00800428 800,428 CONAGRA ENERGY SERVICES COMPANY 2/1/1999
Click here for detail   540802723 802,723 CONCENTRIC ENERGY ADVISORS, INC. 6/23/2005
Click here for detail   136305224 801,113 CONCHO EXPLORATION INC. 4/2/2003
Click here for detail   033228870 802,818 CONCHO RESOURCES INC. 7/1/2003
Click here for detail   113637503 802,690 CONCORD ENERGY LLC 10/1/2002
Click here for detail   008911166 108,500 CONCORD NATURAL GAS CORPORATION 5/1/1993
Click here for detail   617591255 803,047 CONCORD NATURAL GAS, LTD. 1/1/2006
Click here for detail   T00017940 17,940 CONCORDE GAS GATHERING, INC. 2/1/1999
Click here for detail   102666872 152,050 CONDEA VISTA COMPANY 2/1/1997
Click here for detail   832447718 802,698 CONE NATURAL GAS MEASUREMENT 8/1/2002
Click here for detail   082525226 801,047 CONECTIV ENERGY SUPPLY, INC. 6/1/2000
Click here for detail   540803005 803,005 CONNECT ENERGY SERVICES , LLC 9/1/2005
Click here for detail   006917090 108,750 CONNECTICUT LIGHT & POWER COMPANY THE 12/1/2001
Click here for detail   001139294 109,000 CONNECTICUT NATURAL GAS CORP 5/1/1993
Click here for detail   244946596 801,185 CONOCO CANADA LIMITED 4/1/2002
Click here for detail   020814307 70,155 CONOCOPHILLIPS COMPANY 12/12/2002
Click here for detail   243666950 804,022 CONOCOPHILLIPS CANADA MARKETING & TRADI 10/28/2008
Click here for detail   001368265 18,010 CONOCOPHILLIPS COMPANY 3/1/2003
Click here for detail   048501100 17,959 CONQUEST EXPLORATION CO. 5/1/1993
Click here for detail   006982359 109,250 CONSOLIDATED EDISON CO OF NEW YORK INC 5/1/1993
Click here for detail   048942564 801,058 CONSOLIDATED EDISON ENERGY INC. 8/1/2000
Click here for detail   809887904 800,258 CONSOLIDATED EDISON SOLUTIONS, INC. 5/1/2000
Click here for detail   T00017956 17,956 CONSOLIDATED ENERGY CORP 2/1/1999
Click here for detail   613523117 17,961 CONSOLIDATED FUEL CORP 2/1/1999
Click here for detail   T00800479 800,479 CONSOLIDATED GAS MARKETING, INC. 2/1/1999
Click here for detail   T00202890 202,890 CONSOLIDATED GAS SUPPLY CORP 2/1/1999
Click here for detail   T00109500 109,500 CONSOLIDATED GAS TRANSMISSION CORP 2/1/1999
Click here for detail   876751835 800,226 CONSOLIDATED HYDROCARBONS, INC. 10/1/1993
Click here for detail   206464018 800,104 CONSOLIDATED NATURAL GAS 1/1/1999
Click here for detail   015635220 801,098 CONSTELLATION ENERGY COMMODITIES GRP INC 11/1/2004
Click here for detail   101474732 800,427 CONSTELLATION ENERGY SOURCE, INC. 1/3/1997
Click here for detail   141092333 800,634 CONSTELLATION NEW ENERGY - GAS DIV. LLC 4/1/2004
Click here for detail   177556206 46,788 CONSTELLATION NEWENERGY-GAS DIVISION WI 3/15/2004
Click here for detail   135833023 804,029 CONTANGO OPERATORS, INC. 11/1/2008
Click here for detail   T00018004 18,004 CONTINENTAL ENERGY MARKETING INC 2/1/1999
Click here for detail   074292095 800,507 CONTINENTAL RESOURCES INC. 11/1/1995
Click here for detail   010411429 18,045 CONTRAN CORP 5/1/1993
Click here for detail   957412570 18,072 COOKEVILLE GAS DEPT, CITY OF 12/1/1998
Click here for detail   T00800684 800,684 COOPERATIVE INDUSTRIES, L.L.C. 2/1/1999
Click here for detail   944552231 800,751 COPANO FIELD SVCS/UPPER GULF COAST L.P. 9/1/1997
Click here for detail   002150493 804,063 COPANO PIPELINE/UPPER GULF COAST 4/1/2009
Click here for detail   251947628 801,124 CORAL CANADA US INC. 7/1/2001
Click here for detail   113346550 802,761 CORAL ENERGY MANAGEMENT, LLC 12/1/2002
Click here for detail   177691953 3,931 CORDEX PETROLEUMS INC. 10/26/1994
Click here for detail   150489151 109,750 CORINTH PUBLIC UTILITIES COMMISSION 5/1/1993
Click here for detail   T00018385 18,385 CORN & ASSOCIATES 2/1/1999
Click here for detail   114371912 802,935 CORNERSTONE ENERGY, INC. 10/1/2004
Click here for detail   787146968 26,425 CORNERSTONE GAS RESOURCES, INC. 3/1/1994
Click here for detail   087309027 18,397 CORNERSTONE NATURAL GAS COMPANY 5/1/1993
Click here for detail   196569420 18,395 CORNERSTONE PRODUCTION CORP 5/1/1993
Click here for detail   073683799 800,262 CORNING HOSPITAL 1/1/1994
Click here for detail   781552153 18,398 CORNING INC 5/1/1993
Click here for detail   002877231 18,400 CORNING NATURAL GAS CORP 5/2/1993
Click here for detail   832356252 803,855 CORONADO ENERGY E & P COMPANY, L.L.C. 9/27/2007
Click here for detail   T00208650 208,650 CORONADO TRANSMISSION CO 2/1/1999
Click here for detail   T00109780 109,780 CORPUS CHRISTI GAS GATHERING INC 2/1/1999
Click here for detail   803095272 18,651 CORPUS CHRISTI GAS MARKETING, LP 5/1/1993
Click here for detail   T00800606 800,606 CORPUS CHRISTI NATURAL GAS COMPANY 2/1/1999
Click here for detail   T00018652 18,652 CORPUS CHRISTI OIL & GAS CO. 2/1/1999
Click here for detail   783299803 18,654 CORPUS CHRISTI TRANSMISSION COMPANY L.P. 5/1/1993
Click here for detail   037225844 802,837 CORUM PRODUCTION COMPANY 9/1/2003
Click here for detail   929866911 800,733 COSTILLA ENERGY, INC. 1/6/1997
Click here for detail   T00800525 800,525 COUNCE NATURAL GAS CORPORATION 2/1/1999
Click here for detail   T00018693 18,693 COWBOY PIPELINE COMPANY 2/1/1999
Click here for detail   791182215 18,694 COWBOY PIPELINE SERVICE COMPANY 9/1/2001
Click here for detail   084831395 18,756 COX & PERKINS EXPLORATION INC. 5/1/1993
Click here for detail   T00018750 18,750 COX, WILLIAM H 2/1/1999
Click here for detail   112710876 801,015 CPN CENTRAL FUELS, L.P. 3/1/2000
Click here for detail   092178032 802,801 CRAFTMASTER MANUFACTURING, INC. 4/1/2003
Click here for detail   053455242 411,970 CRANBERRY PIPELINE CORP 5/1/1993
Click here for detail   189040954 803,919 CREDIT SUISSE ENERGY LLC 5/1/2007
Click here for detail   249050816 800,236 CRESTAR ENERGY 11/1/1993
Click here for detail   254169089 801,028 CRESTAR ENERGY MARKETING CORP. 4/1/2000
Click here for detail   540802791 802,791 CRETE ENERGY VENTURE, LLC 2/1/2003
Click here for detail   804411895 804,024 CRIMSON EXPLORATION OPERATING, INC. 10/1/2008
Click here for detail   789966017 18,790 CROFT PRODUCTION SYSTEMS, INC. 9/1/1993
Click here for detail   077912897 18,793 CROSBY-MISSISSIPPI RESOURCES LTD 5/1/1993
Click here for detail   183177559 802,027 CROSS TIMBERS ENERGY SERVICES, INC. 10/1/2002
Click here for detail   878636729 800,627 CROSSTEX ENERGY SERVICES, L.P. 12/10/2002
Click here for detail   785881392 52,112 CROSSTEX LIG, LLC 4/4/2004
Click here for detail   540802860 802,860 CROSSTEX MISSISSIPPI IND GAS SALES LP 11/1/2003
Click here for detail   540802862 802,862 CROSSTEX MISSISSIPPI PIPELINE, L.P. 12/1/2003
Click here for detail   968755165 801,135 CROSSTEX PROCESSING SERVICES, LLC 10/31/2005
Click here for detail   129653858 800,998 CROWN ENERGY SERVICES, INC. 9/1/2001
Click here for detail   006948350 18,860 CRYSTAL OIL COMPANY 5/1/1993
Click here for detail   540802788 802,788 CSV HOLDINGS, INC. 2/1/2003
Click here for detail   T00018870 18,870 CSX INTRASTATE GAS CO 2/1/1999
Click here for detail   T00018875 18,875 CSX NGL CORPORATION 2/1/1999
Click here for detail   T00011350 11,350 CSX OIL & GAS CORP 2/1/1999
Click here for detail   884674110 800,423 CUATRO PETRO CORP. 2/22/1995
Click here for detail   T00800688 800,688 CUBIC POWER CORP. 2/1/1999
Click here for detail   046757332 110,250 CUMBERLAND GAS COMPANY 1/1/1999
Click here for detail   055129258 804,031 CUMMINS & WALKER OIL COMPANY, INC. 12/1/2008
Click here for detail   139324586 803,843 CYPRESS E & P CORPORATION 5/1/2006
Click here for detail   876543695 800,240 CYPRESS GAS MARKETING COMPANY 10/1/1993
Click here for detail   050898139 800,218 CYPRESS GAS PIPELINE, LLC 1/29/1998
Click here for detail   102392623 802,796 CYPRESS OIL COMPANY, INC 3/1/2003
Click here for detail   139242473 193,001 CYPRESS OPERATING, INC. 2/1/1996
Click here for detail   T00009100 9,100 D H BRAMAN, JR 2/1/1999
Click here for detail   181813239 20,096 DALE OPERATING COMPANY 3/1/1996
Click here for detail   T00800437 800,437 DALLAS EXPLORATION INC. 2/1/1999
Click here for detail   T00800895 800,895 DAMIAN OIL, INC. 4/1/1999
Click here for detail   044769651 43,511 DAN A. HUGHES COMPANY 2/1/1996
Click here for detail   151739802 20,405 DANEX ENERGY COMPANY 5/1/1993
Click here for detail   T00020420 20,420 DANIELS CORP THE 2/1/1999
Click here for detail   789515764 20,496 DARTMOUTH POWER ASSOCIATES L.P. 5/1/1993
Click here for detail   T00020578 20,578 DAVIS GAS PROCESSING, INC. 2/1/1999
Click here for detail   T00020600 20,600 DAVIS OIL COMPANY 2/1/1999
Click here for detail   189047574 800,349 DAWSON NATURAL GAS SERVICE, INC. 8/1/1994
Click here for detail   194107165 802,711 DAWSON RESOURCES INC. 9/1/2002
Click here for detail   962866745 20,658 DAYTON POWER & LIGHT 5/1/1993
Click here for detail   143605025 803,913 DB ENERGY TRADING, LLC 5/1/2007
Click here for detail   161810031 20,661 DBL DRILLING & PRODUCTION SERVICES 5/1/1993
Click here for detail   102662590 86,330 DCP GUADALUPE PIPELINE, LLC 1/1/2007
Click here for detail   125638648 801,003 DCP HINSHAW PIPELINE, LLC 12/11/2006
Click here for detail   068318505 800,921 DCP INTRASTATE NETWORK, LLC 12/11/2006
Click here for detail   003048753 800,584 DCP MIDSTREAM, LP 11/8/2006
Click here for detail   187508338 20,680 DEBLIN OIL & GAS INC 5/1/1993
Click here for detail   794307686 20,685 DECATUR ALABAMA CITY OF 5/1/1993
Click here for detail   609974266 800,379 DEEPTECH INTERNATIONAL, INC. 10/1/1994
Click here for detail   130957546 802,895 DEEPWATER GATEWAY, L.L.C. 5/1/2004
Click here for detail   006933543 20,734 DEKALB ENERGY CANADA LTD 5/1/1993
Click here for detail   617507137 803,864 DELCO OPERATING COMPANY, L.P. 8/1/2006
Click here for detail   T00800006 800,006 DELHI GAS MARKETING CORPORATION 2/1/1999
Click here for detail   006918882 110,280 DELMARVA POWER & LIGHT CO 5/1/1993
Click here for detail   043898092 802,787 DELPHI CORPORATION 2/1/2003
Click here for detail   940015761 803,981 DELPHI OIL, INC. 2/1/2008
Click here for detail   142911085 802,914 DELTA ENERGY LLC 8/1/2004
Click here for detail   T00020876 20,876 DELTA EXPLORATION CO. 2/1/1999
Click here for detail   007779408 110,500 DELTA NATURAL GAS COMPANY INC 5/1/1993
Click here for detail   131123457 20,873 DELTA PIPELINE CO 5/1/1993
Click here for detail   540802955 802,955 DENALI OIL & GAS MANAGEMENT, LLC 1/1/2005
Click here for detail   835039132 801,130 DENBURY ENERGY SERVICES, INC. 8/1/2001
Click here for detail   007871044 801,439 DENBURY OFFSHORE, INC. 10/1/2002
Click here for detail   141939244 802,873 DENBURY ONSHORE, LLC 1/1/2004
Click here for detail   061052986 800,270 DENBURY RESOURCES, INC. 11/1/2002
Click here for detail   068070440 20,905 DENOVO OIL & GAS INC 5/1/1993
Click here for detail   967996646 800,624 DESOTO ENERGY MARKETING, LLC 2/1/1999
Click here for detail   157485244 20,925 DESOTO PIPELINE COMPANY INC 5/1/1993
Click here for detail   008527889 800,857 DESTIN PIPELINE COMPANY, L.L.C. 11/1/1998
Click here for detail   196394956 803,061 DEVLAR ENERGY MARKETING, LLC 4/1/2006
Click here for detail   611935602 61,453 DEVON GAS SERVICES, L.P. 2/14/2002
Click here for detail   088003756 69,363 DEVON ENERGY PRODUCTION COMPANY, L.P. 7/1/2000
Click here for detail   005088856 800,955 DEVON GAS SERVICES, L.P. 2/14/2002
Click here for detail   144498599 28,506 DEVON LOUISIANA CORPORATION 7/3/2003
Click here for detail   007923683 74,415 DEVON SFS OPERATING, INC. 11/19/2003
Click here for detail   186067286 800,212 DEWBRE PETROLEUM CORPORATION 5/1/1993
Click here for detail   198653024 20,966 DIAMOND ENERGY INC 5/1/1993
Click here for detail   T00020970 20,970 DIAMOND SHAMROCK EXPLORATION CO 2/1/1999
Click here for detail   T00020974 20,974 DIAMOND SHAMROCK NATURL GAS MARKETING CO 2/1/1999
Click here for detail   064204878 20,977 DIASU OIL & GAS COMPANY INC 10/1/2001
Click here for detail   606638435 35,180 DICKSON GAS AUTHORITY 5/2/1993
Click here for detail   131502309 800,524 DIRECT ENERGY MARKETING INC. 5/1/2004
Click here for detail   247030505 21,595 DIRECT ENERGY MARKETING LTD 12/1/1998
Click here for detail   152358441 804,041 DIRECT ENERGY SERVICES, LLC 1/1/2009
Click here for detail   879354348 21,600 DIRECT GAS SUPPLY CORPORATION 5/1/1993
Click here for detail   540802929 802,929 DISCOVERY GAS TRANSMISSION LLC 9/1/2004
Click here for detail   056010648 22,180 DISTRIGAS OF MASSACHUSETTS LLC 7/10/2000
Click here for detail   007416993 22,200 DIVERSE GP II 5/1/1993
Click here for detail   792241804 22,201 DIVERSE GP III 5/1/1993
Click here for detail   622134021 800,734 DLB OIL & GAS, INC. 7/1/1997
Click here for detail   001338086 800,523 DOE RUN GAS TRANSMISSION COMPANY 12/1/1998
Click here for detail   540802700 802,700 DOMINION EAST OHIO GAS 8/1/2002
Click here for detail   040422193 802,885 DOMINION ENERGY MARKETING, INC. 3/1/2004
Click here for detail   074992967 17,100 DOMINION EXPLORATION & PRODUCTION, INC. 10/1/2000
Click here for detail   023639961 801,129 DOMINION FIELD SERVICES, INC. 6/1/2003
Click here for detail   179699913 803,989 DOMINION GAS VENTURES, LP 3/1/2008
Click here for detail   099550469 129,442 DOMINION OKLAHOMA TEXAS EXPL & PROD, INC 11/2/2001
Click here for detail   791953821 22,422 DOMINION PIPELINE CO. 8/1/1994
Click here for detail   129911954 800,836 DOMINION RETAIL, INC. 9/5/2000
Click here for detail   102698040 22,423 DOMINION TRADING AND TRANSPORT COMPANY 1/1/1999
Click here for detail   116025180 17,107 DOMINION TRANSMISSION, INC. 4/11/2000
Click here for detail   T00800786 800,786 DOUBLE EAGLE PETROLEUM CORP. 2/1/1999
Click here for detail   172958969 800,670 DOUGLAS PIPELINE COMPANY 1/1/1999
Click here for detail   039523980 23,513 DOW CHEMICAL COMPANY 8/1/1994
Click here for detail   196072615 111,150 DOW INTRASTATE GAS CO 5/1/1993
Click here for detail   060718723 111,200 DOW PIPELINE CO 5/1/1993
Click here for detail   T00800109 800,109 DPL INC. 2/1/1999
Click here for detail   027403687 801,041 DRD OPERATING COMPANY 6/1/2000
Click here for detail   T00111220 111,220 DREXEL OIL & GAS COMPANY 2/1/1999
Click here for detail   040850653 800,832 DTE - COENERGY, L.L.C. 7/1/1998
Click here for detail   179989231 800,351 DTE ENERGY TRADING, INC. 11/1/2005
Click here for detail   T00801181 801,181 DUKE ENERGY ENTERPRISE, LLC 4/1/2002
Click here for detail   197296999 93,105 DUKE ENERGY FUELS, L.P. 4/15/1999
Click here for detail   T00801076 801,076 DUKE ENERGY GAS TRANSMISSION 11/1/2000
Click here for detail   006944672 92,099 DUKE ENERGY KENTUCKY, INC 10/1/2006
Click here for detail   113932268 802,827 DUKE ENERGY MARKETING AMERICA, LLC 8/1/2003
Click here for detail   253304166 801,026 DUKE ENERGY MARKETING LTD PARTNERSHIP 4/1/2000
Click here for detail   622377393 803,853 DUKE ENERGY OHIO, INC. 10/1/2006
Click here for detail   006999189 16,300 DUKE ENERGY OHIO, INC. (REGULATED) 9/19/2006
Click here for detail   947436333 800,658 DUKE ENERGY TRADING AND MARKETING, L.L.C 1/1/1999
Click here for detail   T00801034 801,034 DUKE ENERGY VERMILLION, LLC 5/1/2000
Click here for detail   122793953 800,759 DUNCAN ENERGY COMPANY 10/1/1997
Click here for detail   781757760 801,190 DUNCAN OIL, INC 5/1/2002
Click here for detail   039717082 801,166 DUNHILL RESOURCES, INC. 2/1/2002
Click here for detail   796936599 711,350 DUNLAP GAS SYSTEM 12/1/1998
Click here for detail   958375735 800,568 DUVAL GAS GATHERING CORP. 5/1/1996
Click here for detail   055014393 23,560 DYNAMIC EXPLORATION, INC. 8/1/1994
Click here for detail   149362415 802,896 DYNAMIC OFFSHORE RESOURCES NS, LLC 7/17/2008
Click here for detail   253875793 803,903 DYNEGY CANADA INC. 2/1/2007
Click here for detail   800778594 804,034 DYNEGY GAS IMPORTS, LLC 12/1/2008
Click here for detail   611767658 63,326 DYNEGY GAS TRANSPORTATION, INC. 6/26/1998
Click here for detail   137619136 63,921 DYNEGY MARKETING AND TRADE 7/7/1998
Click here for detail   T00111300 111,300 E I DU PONT CO 2/1/1999
Click here for detail   789896875 800,063 E I DU PONT DE NEMOURS 1/1/1999
Click here for detail   835490418 800,581 E PRIME INC. 7/1/1996
Click here for detail   T00023724 23,724 EAGLE CONSULTING SERVICES 2/1/1999
Click here for detail   194669636 23,725 EAGLE ENERGY DEVELOPMENT COMPANY 3/29/1999
Click here for detail   253704027 802,981 EAGLE ENERGY MARKETING CANADA, L.P. 4/30/2005
Click here for detail   130385763 802,799 EAGLE ENERGY PARTNERS I, L.P. 4/1/2003
Click here for detail   T00801013 801,013 EAGLE G. M. COMPANY 3/1/2000
Click here for detail   128182727 803,850 EAGLE ROCK OPERATING, L.P. 6/1/2006
Click here for detail   825245686 803,997 EAST COAST POWER, LLC 4/1/2008
Click here for detail   007779416 800,389 EAST KENTUCKY POWER COOPERATIVE INC. 11/1/1994
Click here for detail   107327876 804,025 EAST RESOURCES, INC. 11/1/2008
Click here for detail   007921323 111,750 EAST TENNESSEE NATURAL GAS COMPANY 5/1/1993
Click here for detail   948535265 804,040 EAST TEXAS ELECTRIC COOPERATIVE, INC. 1/1/2009
Click here for detail   174945659 24,801 EAST TEXAS GAS SYSTEMS 12/1/1998
Click here for detail   619242902 124,804 EASTERN MARKETING CORPORATION 5/1/1993
Click here for detail   186126777 24,799 EASTERN NATURAL GAS COMPANY 9/1/1998
Click here for detail   076798925 800,375 EASTERN STATE OIL & GAS 10/1/1994
Click here for detail   T00024814 24,814 EASTEX ENERGY INC. 2/1/1999
Click here for detail   184045789 24,804 EASTEX HYDROCARBONS INC, DIV. OF EL PASO 7/16/1996
Click here for detail   867179665 24,816 EASTMAN CHEMICAL CO 5/1/1993
Click here for detail   968027565 802,816 ECORP ENERGY MARKETING, LLC 7/1/2003
Click here for detail   130252992 803,910 EDGE PETROLEUM CORPORATION 5/1/2007
Click here for detail   016573375 800,822 EDINBURG ENERGY L.P. 6/1/1998
Click here for detail   054420773 24,832 EDISTO RESOURCES CORPORATION 5/1/1993
Click here for detail   122375892 69,830 EEX CORPORATION 10/1/1998
Click here for detail   T00800447 800,447 EGAN GAS STORAGE COMPANY 2/1/1999
Click here for detail   835460478 800,489 EGAN HUB STORAGE, LLC 12/31/2003
Click here for detail   029514077 802,945 EL PASO CORPORATION 1/5/2005
Click here for detail   615371312 803,051 EL PASO E&P COMPANY, L.P. 2/1/2006
Click here for detail   102695421 802,864 EL PASO ENERGY RATON CORPORATION 1/30/2004
Click here for detail   062883079 800,993 EL PASO FIELD OPERATIONS COMPANY 2/20/2001
Click here for detail   196950158 36,565 EL PASO FIELD SERVICES HOLDING COMPANY 1/31/2004
Click here for detail   837495894 800,742 EL PASO FIELD SERVICES, L.P. 12/31/2000
Click here for detail   796907673 800,690 EL PASO GAS MARKETING COMPANY 5/1/2000
Click here for detail   T00800797 800,797 EL PASO GAS SERVICES COMPANY 5/1/2000
Click here for detail   051776169 86,880 EL PASO MARKETING, L.P. 6/1/2005
Click here for detail   253289748 800,843 EL PASO MERCHANT ENERGY CANADA INC. 6/21/2000
Click here for detail   008001703 112,050 EL PASO NATURAL GAS COMPANY 5/1/2000
Click here for detail   069938988 800,812 EL PASO OFFSHORE GATHERING &TRANSMISSION 5/1/2000
Click here for detail   059343772 80,730 EL PASO PRODUCTION COMPANY 10/27/1999
Click here for detail   097622005 97,520 EL PASO PRODUCTION GOM INC. 10/27/1999
Click here for detail   074203266 17,118 EL PASO PRODUCTION OIL & GAS COMPANY 3/9/2001
Click here for detail   093573038 2,423 EL PASO PRODUCTION OIL & GAS USA, L.P. 12/31/2003
Click here for detail   008789468 800,816 EL REGALO OPERATING 5/1/1998
Click here for detail   878252543 800,522 ELAND ENERGY, INC. 12/1/1995
Click here for detail   T00024852 24,852 ELF AQUITAINE PETROLEUM 1/31/2004
Click here for detail   048908040 24,850 ELF AQUITAINE, INCORPORATED 5/1/1993
Click here for detail   005608732 111,850 ELIZABETH NATURAL GAS, INC. 12/1/1998
Click here for detail   623319431 112,000 ELIZABETHTOWN GAS CO 5/1/1993
Click here for detail   363282422 803,024 ELK CITY OKLAHOMA PIPELINE, LTD 11/1/2005
Click here for detail   007839772 24,856 ELK RIVER PUBLIC UTILITY DISTRICT 5/2/1993
Click here for detail   617375605 802,870 ELLIOTT OIL & GAS COMPANY 1/1/2004
Click here for detail   939872982 802,878 ELLORA ENERGY INC. 3/1/2004
Click here for detail   116040163 26,649 ELYSIUM ENERGY, L.L.C. 12/1/2000
Click here for detail   T00800282 800,282 EMBASSY NATURAL GAS 2/1/1999
Click here for detail   101069263 802,694 EMERA ENERGY SERVICES INC. 8/1/2002
Click here for detail   058582227 800,903 EMPIRE ENERGY, LTD. 4/1/1999
Click here for detail   603993189 26,065 EMPIRE NATURAL GAS CORPORATION 11/1/1996
Click here for detail   006451764 801,108 ENA UPSTREAM COMPANY LLC 7/31/2002
Click here for detail   246667372 802,844 ENBRIDGE GAS DISTRIBUTION INC. 9/1/2003
Click here for detail   039664953 801,566 ENBRIDGE GAS SERVICES (U.S.) INC. 5/1/2004
Click here for detail   800442761 1,615 ENBRIDGE MARKETING (U.S.) L.P. 11/1/2003
Click here for detail   070268537 60,002 ENBRIDGE MIDCOAST ENERGY, INC. 5/11/2001
Click here for detail   018641089 801,029 ENBRIDGE OFFSHORE PIPELINES (SEACREST) 5/1/2000
Click here for detail   T00801174 801,174 ENBRIDGE PIPELINE EAST TEXAS LP 3/1/2002
Click here for detail   006900773 100,250 ENBRIDGE PIPELINES (ALATENN) L.L.C. 10/11/2002
Click here for detail   832197169 801,182 ENBRIDGE PIPELINES (BAMAGAS INTRASTATE) 4/1/2002
Click here for detail   122080047 109,850 ENBRIDGE PIPELINES (LA INTRASTATE) INC. 9/27/2001
Click here for detail   057111270 134,670 ENBRIDGE PIPELINES (MIDLA) L.L.C. 10/11/2002
Click here for detail   621916535 87,113 ENBRIDGE PIPELINES (TENNESSEE RIVER) LLC 10/11/2002
Click here for detail   015816390 802,947 ENBRIDGE PIPELINES (TEXAS INTRASTATE) LP 12/1/2004
Click here for detail   078823262 802,851 ENBRIDGE PROCESSING (MISSISSIPPI) L.L.C. 10/1/2003
Click here for detail   605902774 800,055 ENCANA ENERGY SERVICES, INC. 4/8/2002
Click here for detail   147350552 800,779 ENCANA MARKETING (USA) INC. 12/1/2006
Click here for detail   020126509 800,050 ENCINA GAS MARKETING COMPANY, LLC 6/1/2000
Click here for detail   161802475 26,401 ENCINA TRANSMISSION CO. 1/1/1999
Click here for detail   804405017 800,601 ENERCHANGE, L.L.C. 9/1/1996
Click here for detail   556902476 800,263 ENERCORP GAS MARKETING, INC. 1/1/1999
Click here for detail   192688851 26,460 ENERGAS CORP 5/1/1993
Click here for detail   147871420 801,150 ENERGEN RESOURCES CORPORATION 1/1/2002
Click here for detail   097142517 89,552 ENERGEN RESOURCES MAQ, INC. 5/1/1993
Click here for detail   625401997 800,813 ENERGETIX, INC. 5/1/1998
Click here for detail   858443377 800,876 ENERGY AMERICA, LLC 2/17/1999
Click here for detail   615044054 26,470 ENERGY BUYERS SERVICE CORP 5/1/1993
Click here for detail   067516260 26,600 ENERGY DEVELOPMENT CORP. 5/1/1993
Click here for detail   049737211 96,995 ENERGY EAST SOLUTIONS, INC. 6/1/2000
Click here for detail   003592177 800,675 ENERGY EXPRESS, INC. 12/1/1998
Click here for detail   153495135 802,938 ENERGY INITIATIVE GROUP, L.P. 11/1/2004
Click here for detail   130483324 800,305 ENERGY INITIATIVES, INC. 5/1/1994
Click here for detail   943326223 800,335 ENERGY LINK INCORPORATED 8/1/1994
Click here for detail   122739308 803,886 ENERGY MANAGEMENT RESOURCES OF MISSOURI 11/1/2006
Click here for detail   194740494 26,629 ENERGY MARKETING SERVICES INC 5/1/1993
Click here for detail   T00800769 800,769 ENERGY PACIFIC LLC/COMMONWEALTH ENERGY 5/1/2000
Click here for detail   023113140 800,940 ENERGY PARTNERS, LTD. 7/1/2003
Click here for detail   809904865 800,306 ENERGY RESOURCE TECHNOLOGY, INC. 4/1/1994
Click here for detail   041800330 800,872 ENERGY SOLUTIONS, INC. 2/1/1999
Click here for detail   075044537 26,597 ENERGY TRANSPORTATION MANAGEMENT INC 1/1/1999
Click here for detail   540802941 802,941 ENERGY UPGRADE, INC. 12/1/2004
Click here for detail   949568307 800,600 ENERGY USA, INC. 9/1/1996
Click here for detail   137242397 802,854 ENERGY VELOCITY 11/1/2003
Click here for detail   135905656 802,831 ENERGY XXI GOM, LLC 4/5/2006
Click here for detail   071995591 112,070 ENERGYNORTH INC 5/1/1993
Click here for detail   194387015 112,069 ENERGYNORTH NATURAL GAS INC 5/1/1993
Click here for detail   798835828 803,982 ENERGYSOUTH SERVICES, INC. 2/1/2008
Click here for detail   014717834 801,104 ENERGYUSA-APPALACHIAN CORP. 3/1/2001
Click here for detail   109014746 148,096 ENERGYUSA-TPC CORP. 7/23/1999
Click here for detail   968826933 800,656 ENERGYVISION, LLC 1/1/1999
Click here for detail   792928491 112,068 ENERMAX, A DIVISION OF NUKEM INC 1/1/1999
Click here for detail   806604682 800,500 ENERSOFT CORPORATION 9/1/1995
Click here for detail   135259229 802,832 ENERTEX, LTD. 9/1/2003
Click here for detail   928309939 800,496 ENERVAL LLC 4/15/1996
Click here for detail   929022069 801,115 ENERVEST OPERATING, LLC 5/1/2001
Click here for detail   253996177 801,027 ENGAGE ENERGY CANADA, L.P. 4/1/2000
Click here for detail   839667842 801,077 ENGAGE ENERGY, LLC 6/2/2003
Click here for detail   080977473 711,060 ENGLEWOOD NATURAL GAS SYSTEM 12/1/1998
Click here for detail   095083044 765 ENI PETROLEUM CO. INC. 6/1/2003
Click here for detail   171373876 802,977 ENI PETROLEUM EXPLORATION CO. INC. 4/1/2005
Click here for detail   605981682 803,934 ENI PETROLEUM US LLC 7/1/2007
Click here for detail   058756586 26,616 ENJET, INC. 10/1/2004
Click here for detail   042922968 801,089 ENLINE ENERGY SOLUTIONS, L.L.C. 8/1/2007
Click here for detail   161418785 26,632 ENMARK GAS CORP. 5/1/1993
Click here for detail   730704078 800,114 ENOGEX, INC. 2/5/2004
Click here for detail   249496738 800,233 ENRON CANADA CORP. 1/1/1999
Click here for detail   006970404 26,618 ENRON CORP 5/1/1993
Click here for detail   038918533 800,851 ENRON ENERGY MARKETING CORP. 10/1/2001
Click here for detail   004328568 800,806 ENRON ENERGY SERVICES, INC. 3/1/1998
Click here for detail   T00026621 26,621 ENRON INDUSTRIAL NATURAL GAS CO 2/1/1999
Click here for detail   T00800491 800,491 ENRON LIQUID SERVICES CORP. 2/1/1999
Click here for detail   805923935 800,517 ENRON LOUISIANA ENERGY COMPANY 12/1/1995
Click here for detail   796947737 112,082 ENRON LOUISIANA TRANSPORTATION 5/1/1993
Click here for detail   144805350 801,048 ENRON MW, L.L.C. 6/1/2000
Click here for detail   791182710 26,619 ENRON NORTH AMERICA CORP. 9/1/1999
Click here for detail   848921276 800,904 ENRON POWER MARKETING, INC. 4/1/1999
Click here for detail   011992455 800,914 ENSERCH ENERGY SERVICES TRADING CO. 4/1/1999
Click here for detail   957194541 800,612 ENSERCO ENERGY INC. 10/1/1996
Click here for detail   142988661 802,924 ENSIGHT ENERGY MANAGEMENT, LLC 9/1/2004
Click here for detail   126440168 803,004 ENSTOR OPERATING COMPANY LLC 9/1/2005
Click here for detail   961207784 800,868 ENTEK ENERGY, LLC 1/1/1998
Click here for detail   007924251 800,745 ENTERGY GULF STATES, INC. 8/1/1997
Click here for detail   006947717 804,030 ENTERGY LOUISIANA, LLC 11/1/2008
Click here for detail   006964381 61,108 ENTERGY MISSISSIPPI, INC. 1/1/1999
Click here for detail   006947824 136,900 ENTERGY NEW ORLEANS, INC. 2/1/1999
Click here for detail   T00800652 800,652 ENTERGY POWER INC. 2/1/1999
Click here for detail   960450419 800,771 ENTERGY POWER MARKETING CORPORATION, LP 1/26/2001
Click here for detail   052524212 800,582 ENTERGY SERVICES, INC. 5/1/2003
Click here for detail   801261053 804,055 ENTERGY TEXAS, INC. 3/1/2009
Click here for detail   036593481 801,086 ENTERPRISE ALABAMA INTRASTATE 4/2/2006
Click here for detail   030524334 800,377 ENTERPRISE FIELD SERVICES, LLC 4/26/2005
Click here for detail   135476534 802,978 ENTERPRISE FIELD SERVICES, LLC 2/1/2007
Click here for detail   045779977 802,795 ENTERPRISE GAS PROCESSING, LLC 3/1/2003
Click here for detail   048053123 107,270 ENTERPRISE INTRASTATE L.P. 4/26/2005
Click here for detail   808384379 801,055 ENTERPRISE PRODUCTS OPERATING LLC 10/1/2008
Click here for detail   615855160 93,560 ENTERPRISE TEXAS PIPELINE LLC 6/30/2007
Click here for detail   186830733 26,623 EOG RESOURCES, INC 8/13/1999
Click here for detail   243093411 804,009 EPCOR ENERGY MARKETING (US) INC 6/1/2008
Click here for detail   617318274 800,224 EPEC GAS PROCESSING COMPANY 1/10/1998
Click here for detail   252898861 800,622 EPEM CANADA INC. 1/1/1999
Click here for detail   137470501 802,934 EPOCH ENERGY GROUP, L.P. 10/1/2004
Click here for detail   606950082 804,057 EPSILON ENERGY USA INC. 3/1/2009
Click here for detail   T00026644 26,644 EQUINOX GAS SUPPLY INC 2/1/1999
Click here for detail   035858708 800,863 EQUITABLE ENERGY, L.L.C. 11/1/1998
Click here for detail   804583185 112,250 EQUITABLE GAS CO 5/1/2000
Click here for detail   T00026642 26,642 EQUITABLE PETROLEUM CORP 2/1/1999
Click here for detail   043747070 26,647 EQUITABLE RESOURCES ENERGY CO 1/1/1999
Click here for detail   362584435 26,646 EQUITABLE RESOURCES EXPLORATION COMPANY 10/1/1993
Click here for detail   189569585 26,653 EQUITRANS, L.P 11/29/1995
Click here for detail   007915663 26,657 ERI SERVICES, INC. 6/1/1996
Click here for detail   147464742 803,861 ERSKINE ENERGY, LLC 8/1/2006
Click here for detail   293272185 800,838 ESENJAY EXPLORATION, INC. 8/1/1998
Click here for detail   172214939 803,967 ESERVICES, INC. 11/1/2007
Click here for detail   804626849 804,003 ESERVICES, LLC 5/1/2008
Click here for detail   T00026675 26,675 ESPERANZA TRANSMISSION CO 2/1/1999
Click here for detail   006954556 112,280 ESSEX COUNTY GAS CO 5/1/1993
Click here for detail   T00800991 800,991 ESSEX-BOSTON 12/1/1999
Click here for detail   124416152 802,912 ETC MARKETING, LTD., DBA ENERGY TRANSFER 8/1/2004
Click here for detail   130194892 802,927 ETC OKLAHOMA PIPELINE, LTD 9/1/2004
Click here for detail   837977859 112,300 ETOWAH UTILITIES DEPARTMENT 12/1/1998
Click here for detail   786237396 26,821 EXCEL GAS MARKETING INC 5/1/1993
Click here for detail   154750574 26,822 EXCEL INTRASTATE PIPELINE CO 5/1/1993
Click here for detail   136213894 802,904 EXCELERATE ENERGY LLC 7/1/2004
Click here for detail   557166001 802,991 EXCELERATE GAS MARKETING, LLC 9/1/2005
Click here for detail   797003402 803,909 EXCO PARTNERS OPERATING PARTNERSHIP, LP 4/1/2007
Click here for detail   078550639 801,037 EXCO RESOURCES, INC. 6/1/2000
Click here for detail   061416504 804,053 EXELON ENERGY COMPANY 3/1/2009
Click here for detail   196748938 801,146 EXELON GENERATION COMPANY, LLC 11/1/2001
Click here for detail   095549551 802,777 EXELON NEW ENGLAND POWER MARKETING, LP 1/1/2003
Click here for detail   050822030 800,241 EXETER ASSOCIATES, INC. 11/2/1993
Click here for detail   111247219 802,712 EXPLORATION ASSOCIATES II, LLC 9/1/2002
Click here for detail   154161926 802,908 EXPLORE ENTERPRISES OF LOUISIANA LLC 7/1/2004
Click here for detail   085729122 801,121 EXPLORE INTERACTIVE, INC. 6/1/2001
Click here for detail   095219804 27,100 EXPORT PETROLEUM CORP. 8/1/1994
Click here for detail   118492081 27,150 EXXON COMPANY U.S.A. 5/1/1993
Click here for detail   001213214 27,152 EXXON MOBIL CORPORATION 11/30/1999
Click here for detail   868293874 802,911 F-W OIL EXPLORATION L.L.C. 8/1/2004
Click here for detail   008952749 27,240 FAIR, RALPH E. INC. 8/1/1994
Click here for detail   063688555 802,817 FAIRWAY MIDSTREAM SERVICES & TRADING INC 7/1/2003
Click here for detail   836993808 801,134 FAIRWAYS OFFSHORE EXPLORATION, INC. 9/1/2001
Click here for detail   T00027233 27,233 FAITH ENERGY EXPLORATION INC 2/1/1999
Click here for detail   607024304 800,550 FALCO ENERGY SERVICES 3/1/1996
Click here for detail   006881627 27,328 FALCON PRODUCTION COMPANY 5/1/1993
Click here for detail   808971774 800,396 FALCON SOUTH POWER, INC. 1/1/1999
Click here for detail   054156112 27,338 FAMCOR OIL INC 5/1/1993
Click here for detail   075384115 27,412 FAYETTEVILLE GAS SYSTEM 5/1/1993
Click here for detail   251938585 803,058 FB ENERGY CANADA CORP. 10/2/2006
Click here for detail   T00027420 27,420 FEC MARKETING INC 2/1/1999
Click here for detail   037760097 800,313 FEDERAL ENERGY REGULATORY COMMISSION 6/2/1994
Click here for detail   796022796 28,021 FELLON-MCCORD & ASSOCIATES INC. 5/1/1993
Click here for detail   T00112750 112,750 FENNER, C D 2/1/1999
Click here for detail   T00800227 800,227 FERC 636 MARKETING, INC. 2/1/1999
Click here for detail   961755907 800,620 FERRELL RESOURCES, L.L.C. 11/1/1996
Click here for detail   607840956 28,130 FERRO CORP 5/1/1993
Click here for detail   198579807 28,150 FFA PETROLEUM SERVICES 8/1/1994
Click here for detail   039582481 802,997 FIDELITY EXPLORATION & PRODUCTION CO. 8/1/2005
Click here for detail   007336290 28,280 FINA OIL AND CHEMICAL COMPANY 5/1/1993
Click here for detail   T00028482 28,482 FIRST RESERVE GAS, L.L.C. 5/25/2007
Click here for detail   192472751 800,942 FIRSTENERGY SOLUTIONS CORP. 3/1/2002
Click here for detail   063083331 28,490 FISCHER PETROLEUM CORPORATION 8/1/1994
Click here for detail   006954317 113,250 FITCHBURG GAS AND ELECTRIC LIGHT CO 5/1/1993
Click here for detail   782372817 28,494 FITE OIL & GAS INC 5/1/1993
Click here for detail   185425378 28,502 FLAGG ENERGY DEVELOPEMENT CORP 5/1/1993
Click here for detail   188018071 28,504 FLARE, LLC 5/5/1997
Click here for detail   157213109 28,498 FLASH GAS AND OIL SOUTHWEST, INC. 5/1/1993
Click here for detail   838610319 800,515 FLEXTREND DEVELOPMENT COMPANY, L.L.C. 11/1/1995
Click here for detail   616925293 800,020 FLORENCE GAS DEPARTMENT CITY OF 5/1/1993
Click here for detail   006924518 113,300 FLORIDA GAS TRANSMISSION COMPANY 5/1/1993
Click here for detail   172434540 800,637 FLORIDA POWER & LIGHT COMPANY 1/1/1997
Click here for detail   T00028513 28,513 FLORIDA STEEL 2/1/1999
Click here for detail   826248403 802,702 FLOW MEASUREMENT COMPANY, INC. 8/1/2002
Click here for detail   183587591 29,050 FLOW SERVICES & CONSULTING, INC. 9/1/1993
Click here for detail   052770893 800,878 FLT ENERGY SERVICES, LLC 2/1/1999
Click here for detail   005005079 801,131 FMC CORPORATION 9/1/2001
Click here for detail   197069123 27,172 FMI HYDROCARBON CO 5/1/1993
Click here for detail   T00028401 28,401 FMP OPERATING CO 2/1/1999
Click here for detail   T00114250 114,250 FONTENOT, RAY H, C A AND D E ST ROMAIN 2/1/1999
Click here for detail   T00800451 800,451 FORCENERGY COMPANY 2/1/1999
Click here for detail   606123594 35,190 FORCENERGY GOM INC. 2/6/1997
Click here for detail   801870486 29,731 FORCENERGY INC 1/1/1999
Click here for detail   805177631 29,729 FORCENERGY OFFSHORE INC 1/1/1999
Click here for detail   001794353 114,300 FORD MOTOR CO 5/1/1993
Click here for detail   176729796 114,500 FOREST HILL, VILLAGE OF 2/1/2005
Click here for detail   808320394 29,778 FOREST I DEVELOPMENT COMPANY 5/1/1993
Click here for detail   007909948 29,780 FOREST OIL CORP 1/1/2005
Click here for detail   T00029850 29,850 FORMAN EXPLORATION COMPANY 2/1/1999
Click here for detail   932646060 800,430 FORREST ENERGY, LLC 3/1/1995
Click here for detail   785072450 800,539 FORTIS ENERGY MARKETING & TRADING GP 11/1/2006
Click here for detail   126548440 804,021 FORTUNA ENERGY INC. 10/1/2008
Click here for detail   154750657 800,073 FOUR SQUARE GAS COMPANY, INC 5/1/1993
Click here for detail   157221839 29,998 FOWLER ENERGY COMPANY 9/1/2001
Click here for detail   143048713 802,888 FOX ENERGY CENTER, LLC 4/1/2004
Click here for detail   054481341 801,175 FPL ENERGY POWER MARKETING, LLC 12/31/2008
Click here for detail   794786665 800,861 FPL ENERGY SERVICES, INC. 11/1/1998
Click here for detail   540801177 801,177 FPLE RHODE ISLAND STATE ENERGY, L.P. 3/1/2008
Click here for detail   047649889 802,621 FPLE RHODE ISLAND STATE ENERGY, L.P. 4/1/2008
Click here for detail   T00800509 800,509 FRAN OIL 2/1/1999
Click here for detail   122718922 802,754 FRANKEL MERZOUG, LLC 11/1/2002
Click here for detail   T00800476 800,476 FREDCO OPERATING 2/1/1999
Click here for detail   161439880 800,395 FREDONIA RESOURCES, INC. 11/1/1994
Click here for detail   602708344 803,846 FREEBIRD GAS STORAGE LLC 5/1/2006
Click here for detail   128385890 803,891 FREEDOM ENERGY 12/1/2006
Click here for detail   884864398 800,502 FREEMAN EXPLORATION & PRODUCTION CO. 10/1/1995
Click here for detail   T00031045 31,045 FREEPORT-MCMORAN OIL & GAS 2/1/1999
Click here for detail   199367988 31,056 FRENCH PRODUCTION INC 5/1/1993
Click here for detail   007326879 31,070 FRITO-LAY, INC. 5/1/1993
Click here for detail   129368499 802,928 FRONTERA GAS SUPPLY, INC. 9/1/2004
Click here for detail   752758627 800,968 FRONTERA GENERATION LIMITED PARTNERSHIP 10/1/1999
Click here for detail   085467590 802,720 FRONTIER ENERGY SERVICES, LLC 9/1/2002
Click here for detail   121253004 802,966 FRONTIER FIELD SERVICES LLC 3/1/2005
Click here for detail   T00114750 114,750 FRUGE, MATTHEW 2/1/1999
Click here for detail   T00031200 31,200 FUEL RESOURCES, INC. 2/1/1999
Click here for detail   135901689 803,032 FULCRUM POWER MARKETING LLC 12/1/2005
Click here for detail   131945243 802,936 FULCRUM POWER SERVICES LP 10/1/2004
Click here for detail   626399216 31,558 FULTON COGENERATION ASSOCIATES, L.P. 1/1/1999
Click here for detail   T00031660 31,660 FUTURE OIL & GAS INC 2/1/1999
Click here for detail   780459350 31,664 FWM RESOURCES INCORPORATED 9/1/1993
Click here for detail   089104848 800,516 G E PLASTICS 10/1/1995
Click here for detail   T00800359 800,359 G&O MEASUREMENT SERVICES 2/1/1999
Click here for detail   784155579 803,906 G4 ENERGY, LLC 3/1/2007
Click here for detail   T00018371 18,371 GABLE CORMIER 2/1/1999
Click here for detail   015818610 711,100 GAINESBORO GAS SYSTEMS 12/1/1998
Click here for detail   191394139 801,036 GAITHER PETROLEUM CORPORATION 5/1/2000
Click here for detail   072185580 109,730 GALAXY ENERGIES INC 5/1/1993
Click here for detail   069094654 32,326 GALLATIN NATURAL GAS SYSTEM 12/1/1998