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 802826 38 OIL & GAS, L.L.C. 8/1/2003
Click here for detail   827521337 801137 3TEC ENERGY CORPORATION 10/1/2001
Click here for detail   155272347 3841 A W TIPKA OIL & GAS INC. 5/1/1993
Click here for detail   087834086 802897 ABACO OPERATING, LLC 5/1/2004
Click here for detail   793077439 801153 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 800944 ACACIA NATURAL GAS CORPORATION 7/1/1999
Click here for detail   109006858 100100 ACADIAN GAS PIPELINE SYSTEM 5/1/1993
Click here for detail   189049187 802999 ACCENT ENERGY MIDWEST GAS L.L.C. 8/1/2005
Click here for detail   059091384 801002 ACN POWER, INC. 2/1/2000
Click here for detail   540802961 802961 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 800967 ADAMS RESOURCES MARKETING, LTD. 10/1/1999
Click here for detail   127161370 100150 ADAMSVILLE CITY OF 5/1/1993
Click here for detail   828322052 804112 ADDISON OIL, LLC 1/1/2010
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 802825 ADVANTAGE ENERGY, INC. 8/1/2003
Click here for detail   614535904 733 AEDC (USA) INC 5/1/1993
Click here for detail   008227738 800749 AEP ENERGY SERVICES, INC. 9/1/1997
Click here for detail   095634957 802899 AEP GAS MARKETING LP 6/1/2004
Click here for detail   540803955 803955 AFFILIATED HOLDINGS INC. 10/1/2007
Click here for detail   151744414 725070 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 804038 AGWAY ENERGY SERVICES, LLC 1/1/2009
Click here for detail   038906900 802724 AIG ENERGY INC. 2/10/2003
Click here for detail   T00010000 1000 AIKINS & OWEN 2/1/1999
Click here for detail   T00800475 800475 AIM PIPELINE LLC 8/30/2001
Click here for detail   606072130 800676 AK STEEL CORPORATION 4/1/1997
Click here for detail   611613415 16366 AKRON, CITY OF 5/2/1993
Click here for detail   835409681 1601 ALBERTA NORTHEAST GAS LIMITED 5/1/1993
Click here for detail   069643062 130500 ALC PARTNERS 5/1/1993
Click here for detail   614340404 1604 ALCAN ALUMINUM CORPORATION 5/1/1993
Click here for detail   148728470 100300 ALCOA, INC. 1/1/1999
Click here for detail   006951446 1705 ALGONQUIN GAS TRANSMISSION COMPANY 5/1/1993
Click here for detail   T00711360 711360 ALGOOD TOWN OF 2/1/1999
Click here for detail   808433630 803965 ALIEF CAPITAL, LLC 11/1/2007
Click here for detail   104225979 800975 ALL POWER CORP 11/1/1999
Click here for detail   106438018 801061 ALLEGHENY ENERGY SUPPLY COMPANY, LLC 8/1/2000
Click here for detail   026352310 803048 ALLEGHENY LUDLUM CORPORATION 1/1/2006
Click here for detail   363499745 803044 ALLEGIANT ENERGY GROUP, LP 1/1/2006
Click here for detail   618587257 802231 ALLEGRO DEVELOPMENT CORP. 2/1/2007
Click here for detail   045246071 800416 ALLEGRO INVESTMENTS, INC. 1/1/1995
Click here for detail   004598517 801091 ALLENERGY GAS & ELECTRIC MKTING CO., LLC 1/1/2001
Click here for detail   135266901 802834 ALLENERGY GAS MARKETING CO. NEW YORK LLC 9/1/2003
Click here for detail   945786424 800567 ALLENERGY MARKETING COMPANY, INC. 3/1/2002
Click here for detail   135271083 802835 ALLENERGY NEW YORK COMPANY LLC 9/1/2003
Click here for detail   877369348 800059 ALLIANCE GAS SERVICES INC. 12/1/1998
Click here for detail   809787513 800924 ALLIANCE PIPELINE L.P. 12/1/2000
Click here for detail   540802932 802932 ALLIANT ENERGY GENERATION INC. 10/1/2004
Click here for detail   146214908 803957 ALLIED ENERGY RESOURCES CORPORATION 11/1/2007
Click here for detail   065385296 1870 ALLIED SIGNAL INC 5/1/1993
Click here for detail   965582265 1920 ALMA ENERGY CORP 5/1/1993
Click here for detail   789982782 802833 ALPINE RESOURCES, INC. 9/1/2003
Click here for detail   196442768 1962 ALTA MESA RESOURCES INC 5/1/1993
Click here for detail   794092598 804078 ALTA MESA SERVICES,LP 7/1/2009
Click here for detail   949058382 800254 ALTRA STREAMLINE, L.L.C. 3/14/1996
Click here for detail   036398394 800557 ALTRADE TRANSACTION, L.L.C. 5/1/2000
Click here for detail   194624748 1996 AMAGAS RESOURCES INC 5/1/1993
Click here for detail   126762087 1997 AMALGAMATED PIPELINE CO 5/1/1993
Click here for detail   604792791 803945 AMBIT ENERGY, L.P. 9/1/2007
Click here for detail   047880133 800599 AMERAC ENERGY CORPORATION 9/1/1996
Click here for detail   931086149 802940 AMEREN ENERGY FUELS AND SERVICES COMPANY 12/1/2004
Click here for detail   003522724 800820 AMEREN ENERGY, INC. 6/1/1998
Click here for detail   966851875 800781 AMEREN SERVICES COMPANY 12/1/1997
Click here for detail   T00800937 800937 AMEREN, CIPS 7/1/1999
Click here for detail   797606431 800756 AMERICAN CENTRAL ENERGY LLC 3/1/2002
Click here for detail   T00002135 2135 AMERICAN CENTRAL GAS COMPANIES INC 2/1/1999
Click here for detail   157476813 2137 AMERICAN CENTRAL GAS MARKETING CO 5/1/1993
Click here for detail   023861875 802830 AMERICAN COASTAL ENERGY, INC. 8/1/2003
Click here for detail   T00002116 2116 AMERICAN COMETRA INC 2/1/1999
Click here for detail   T00800298 800298 AMERICAN ELECTRIC POWER SERVICE CORP. 2/1/1999
Click here for detail   106944622 800470 AMERICAN ENERGY MANAGEMENT, INC. 6/1/1995
Click here for detail   074156233 2119 AMERICAN FLOW MEASUREMENT 9/1/1993
Click here for detail   623626731 803859 AMERICAN GAS SUPPLY (HEARTLAND), LTD. 7/1/2006
Click here for detail   796347446 803926 AMERICAN GAS SUPPLY, LP 6/1/2007
Click here for detail   606581916 102123 AMERICAN HUNTER ENERGY 5/1/1993
Click here for detail   T00800441 800441 AMERICAN MAIZE - PRODUCTS DECATUR INC. 2/1/1999
Click here for detail   105687560 802849 AMERICAN MUNICIPAL POWER - OHIO, INC. 10/1/2003
Click here for detail   043368596 2155 AMERICAN PIPELINE COMPANY 9/1/2001
Click here for detail   154189989 2167 AMERICAN STEEL & WIRE CORP 5/1/1993
Click here for detail   070572912 802809 AMERICAN SUGAR REFINING, INC. 6/1/2003
Click here for detail   059339689 2173 AMERICAN TRADING & PRODUCTION CORP 5/1/1993
Click here for detail   807127758 802764 AMERICAN UTILITIES CORPORATION 12/1/2002
Click here for detail   015553639 800713 AMERIENERGY, INC. 5/1/1997
Click here for detail   015395973 800538 AMKOR NATURAL GAS COMPANY 1/1/1999
Click here for detail   194624391 2210 AMTEX GAS AND MINERALS INC 5/1/1993
Click here for detail   001317171 93110 ANADARKO E&P COMPANY LP 8/13/2002
Click here for detail   199116823 2323 ANADARKO ENERGY SERVICES COMPANY 3/11/1997
Click here for detail   783263080 802265 ANADARKO GATHERING COMPANY 8/1/2003
Click here for detail   026409797 2324 ANADARKO PETROLEUM CORPORATION 5/1/1993
Click here for detail   177586641 2251 ANAQUA OIL & GAS INC 5/1/1993
Click here for detail   807786769 801188 ANDERSON EXPLORATION CO., INC. 5/1/2002
Click here for detail   T00100800 100800 ANGELLE, WARNER J 2/1/1999
Click here for detail   166887351 802920 ANGLO-SUISSE OFFSHORE PARTNERS, LLC 9/1/2004
Click here for detail   006958581 101000 ANR PIPELINE COMPANY 5/1/1993
Click here for detail   092454453 803948 ANR STORAGE CO. 10/1/2007
Click here for detail   T00002428 2428 ANTHEM ENERGY CO 2/1/1999
Click here for detail   006961551 2438 APACHE CORPORATION 2/1/1999
Click here for detail   T00002441 2441 APACHE DRILLING 2/1/1999
Click here for detail   T00002433 2433 APC OPERATING PARTNERSHIP 2/1/1999
Click here for detail   877932293 800537 APEX OIL & GAS, INC. 1/1/1996
Click here for detail   007941537 803037 APPALACHIAN POWER COMPANY 1/1/2006
Click here for detail   048318133 2900 AQUA GLASS CORP 5/1/1993
Click here for detail   161446109 800790 AQUILA DALLAS MARKETING, L.P. 4/17/2001
Click here for detail   174976175 800085 AQUILA ENERGY CORPORATION 2/1/1999
Click here for detail   788072502 3012 AQUILA ENERGY RESOURCES CORPORATION 5/1/1993
Click here for detail   840015150 800414 AQUILA ENERGY TRANSPORTATION CORPORATION 2/1/1999
Click here for detail   085510092 802728 AQUILA LONG TERM, INC. 10/1/2002
Click here for detail   785958422 3010 AQUILA MERCHANT SERVICES, INC. 3/1/2002
Click here for detail   157455536 3013 AQUILA SOUTHWEST MARKETING, L.P. 1/1/1998
Click here for detail   003048738 801085 AQUILA STORAGE AND TRANSPORTATION, L.P. 12/1/2000
Click here for detail   006966055 801414 AQUILA, INC. 3/1/2003
Click here for detail   146240937 802891 ARAGON OIL COMPANY, L.L.C. 4/1/2004
Click here for detail   T00003081 3081 ARAN ENERGY CORPORATION 2/1/1999
Click here for detail   T00800465 800465 ARANSAS PETROLEUM CO. 2/1/1999
Click here for detail   803154574 802771 ARAPAHO COMMUNICATIONS, INC 1/1/2003
Click here for detail   883489593 800614 ARAXAS ENERGY CORPORATION 10/1/1996
Click here for detail   T00003085 3085 ARBCO INC 2/1/1999
Click here for detail   808344766 800611 ARCADIA ENERGY CORPORATION 10/1/1996
Click here for detail   001307586 800884 ARCHER DANIELS MIDLAND COMPANY 3/1/1999
Click here for detail   806136417 803942 ARCLIGHT ENERGY MARKETING, LLC 9/1/2007
Click here for detail   037765781 3140 ARCO OIL & GAS COMPANY 2/1/1999
Click here for detail   119309909 801133 ARENA ENERGY, LLC 9/1/2001
Click here for detail   131086030 802823 ARENA OFFSHORE, LLC 7/1/2003
Click here for detail   180450975 804061 ARIES OPERATING LP 6/1/2008
Click here for detail   118638142 804006 ARK-LA-TEX ENERGY, LLC 6/1/2008
Click here for detail   808419597 804080 ARLINGTON STORAGE COMPANY, LLC 7/1/2009
Click here for detail   T00003197 3197 ARMOUR RESOURCE HOLDINGS LTD 2/1/1999
Click here for detail   123787249 802855 AROC (TEXAS), INC. 11/1/2003
Click here for detail   787434687 800350 ARROW MEASUREMENT INC. (CXY) 8/1/1994
Click here for detail   101655608 803847 ASCENT OPERATING, LP 5/1/2006
Click here for detail   193580115 3245 ASHER RESOURCES, LLP 4/1/1994
Click here for detail   188758874 3290 ASHLAND EXPLORATION INC 5/1/1993
Click here for detail   T00003295 3295 ASHLAND GAS MARKETING INC 2/1/1999
Click here for detail   616761458 3312 ASHLAND PETROLEUM, DIV. OF ASHLAND INC. 1/1/1999
Click here for detail   042417030 3299 ASHLAND TOWN OF MISS 5/1/1993
Click here for detail   005003264 800833 ASHLANDCHEM.ENERGYSVCS.DIV.OFASHLANDINC. 7/1/1998
Click here for detail   556221844 3301 ASHLAWN ENERGY INC 1/1/1999
Click here for detail   187570890 3370 ASHTON ENERGY CO 1/1/1999
Click here for detail   867733735 802925 ASPECT ENERGY, LLC 9/1/2004
Click here for detail   054077672 801651 ASSOCIATED ELECTRIC COOPERATIVE, INC. 12/1/2003
Click here for detail   178564183 3393 ASSOCIATED NATURAL GAS INC 1/1/1999
Click here for detail   101985930 801191 ASTORIA GENERATING CO. L.P. 5/1/2002
Click here for detail   807094305 801184 ATASCA RESOURCES, INC. 4/1/2002
Click here for detail   T00800477 800477 ATCHAFALAYA MEASUREMENT INC. 2/1/1999
Click here for detail   T00003451 3451 ATG ENVIRONMENTAL RESOURCES INC 2/1/1999
Click here for detail   077656221 800026 ATHENS ALABAMA UTILITY CITY OF 5/1/1993
Click here for detail   789351640 3478 ATHENS TENNESSEE UTILITIES BOARD 5/2/1993
Click here for detail   006924708 3595 ATLANTA GAS LIGHT CO 5/1/1993
Click here for detail   945433118 800604 ATLANTA GAS LIGHT SERVICES, INC. 4/7/1998
Click here for detail   783026453 3625 ATLAS GAS MARKETING INC 5/1/1993
Click here for detail   540802759 802759 ATLAS PIPELINE PENNSYLVANIA LLC 12/1/2002
Click here for detail   622316842 113630 ATLAS PRODUCTION SERVICE 5/1/1993
Click here for detail   038960944 3627 ATLAS RESOURCES INC 5/1/1993
Click here for detail   108203241 3630 ATMOS ENERGY CORPORATION 5/1/1993
Click here for detail   T00154500 154500 ATMOS ENERGY CORPORATION (KY) 10/1/2002
Click here for detail   613205723 149900 ATMOS ENERGY CORPORATION (LA) 4/25/2005
Click here for detail   006964415 135100 ATMOS ENERGY CORPORATION (MS) 4/1/2005
Click here for detail   093153468 150600 ATMOS ENERGY CORPORATION (TN) 10/1/2002
Click here for detail   128507998 131750 ATMOS ENERGY MARKETING (LA) 5/1/2005
Click here for detail   835705831 96567 ATMOS ENERGY MARKETING, LLC 10/2/2003
Click here for detail   613205749 804103 ATMOS ENERGY SERVICES LLC 12/1/2009
Click here for detail   826183287 800628 ATP OIL & GAS CORPORATION 12/1/1996
Click here for detail   131717837 3649 AUBURN ENTERPRISES INC 5/1/1993
Click here for detail   T00101750 101750 AUGUSTINE, MAURICE 2/1/1999
Click here for detail   930875104 801071 AURES ENERGY, L.L.C. 3/15/2001
Click here for detail   805610482 800242 AURORA NATURAL GAS, LLC 9/15/1995
Click here for detail   124540944 802792 AUX SABLE LIQUID PRODUCTS LP 3/1/2003
Click here for detail   008256364 800047 AVERY DENNISON CORPORATION 9/1/2001
Click here for detail   015180698 800760 AVISTA ENERGY, INC. 10/1/1997
Click here for detail   121422893 3840 AVIVA AMERICA INC 5/1/1993
Click here for detail   T00003920 3920 B & P OIL COMPANY 2/1/1999
Click here for detail   137573796 3929 B T OPERATING COMPANY 5/1/1993
Click here for detail   006461206 800647 B.E.P. PARTNERS 1992 #1 1/1/1999
Click here for detail   540803986 803986 BABY OIL, INC 2/1/2008
Click here for detail   T00008850 8850 BACA EXPLORATION INC 2/1/1999
Click here for detail   075080978 3943 BADGER OIL CORPORATION 12/1/1998
Click here for detail   T00003938 3938 BAKER, HAROLD D 2/1/1999
Click here for detail   137022034 102250 BALDWYN CITY OF 5/1/1993
Click here for detail   128883142 804051 BALLARD NATURAL GAS, LLC 3/1/2009
Click here for detail   932446388 4015 BALTIMORE GAS AND ELECTRIC COMPANY 5/1/1993
Click here for detail   T00800708 800708 BANKERS TRUST COMPANY 2/1/1999
Click here for detail   210021531 802980 BARCLAYS BANK PLC 4/1/2005
Click here for detail   623556714 804039 BARCLAYS CAPITAL ENERGY INC 1/1/2009
Click here for detail   T00800596 800596 BARGO ENERGY COMPANY 2/1/1999
Click here for detail   T00801064 801064 BARRETT BROTHERS OIL & GAS, INC. 8/1/2000
Click here for detail   789429115 800796 BASIN EXPLORATION, INC. (DELAWARE) 1/1/1998
Click here for detail   008948440 800835 BASS ENTERPRISES PRODUCTION CO. 7/1/1998
Click here for detail   008046245 5500 BASS, PERRY R TRUSTEE 5/1/1993
Click here for detail   086941077 102500 BATESVILLE CITY OF 5/1/1993
Click here for detail   069340214 102700 BAY STATE GAS COMPANY 2/1/1999
Click here for detail   614875115 803857 BAYOU CITY EXPLORATION, INC 7/1/2006
Click here for detail   102655560 102550 BAYOU INTERSTATE PIPELINE SYSTEM 5/1/1993
Click here for detail   797177201 67100 BAYOU INTRASTATE GAS COMPANY 5/15/1997
Click here for detail   110831344 800763 BAYOU PIPELINE COMPANY 11/1/1998
Click here for detail   540803023 803023 BBPC, LLC D/B/A ENHANCED ENERGY SERVICES 11/1/2005
Click here for detail   965863715 802852 BBPC, LLC D/B/A GREAT EASTERN ENERGY 10/1/2003
Click here for detail   808164859 802322 BEACON PETROLEUM MANAGEMENT, INC. 5/1/2003
Click here for detail   108329079 801114 BEAR CREEK STORAGE COMPANY 5/1/2001
Click here for detail   608461807 803022 BEAR ENERGY LP 4/6/2006
Click here for detail   T00102750 102750 BECK, D W 2/1/1999
Click here for detail   T00102800 102800 BECKENDORFF, MELTON (MR) 2/1/1999
Click here for detail   879439719 801005 BEDFORD COUNTY UTILITY DISTRICT 6/15/2004
Click here for detail   T00007000 7000 BEEM OIL AND GAS INC 2/1/1999
Click here for detail   052628984 801059 BELCO ENERGY CORP. 8/1/2000
Click here for detail   T00800631 800631 BELCO OPERATING CORPORATION 2/1/1999
Click here for detail   066054776 7062 BELDEN & BLAKE CORPORATION 5/1/1993
Click here for detail   004468690 801193 BELDEN BRICK COMPANY, THE 7/1/2002
Click here for detail   804896645 7081 BENDER ENERGY INC. 5/1/1993
Click here for detail   T00007087 7087 BENGAIL, INC. 2/1/1999
Click here for detail   120830997 800271 BENJAMIN SCHLESINGER AND ASSOCIATES, INC 9/1/2001
Click here for detail   T00103000 103000 BENOIT, J H (MR) 2/1/1999
Click here for detail   148565443 802838 BENTEK ENERGY LLC 9/1/2003
Click here for detail   006955587 103250 BERKSHIRE GAS COMPANY THE 5/1/1993
Click here for detail   048259027 800911 BERKSHIRE POWER COMPANY, L.L.C. 4/1/1999
Click here for detail   784112588 803869 BERYL OIL AND GAS LP 5/23/2007
Click here for detail   621834576 804016 BERYL RESOURCES LP 8/1/2008
Click here for detail   T00007135 7135 BETA OPERATING 2/1/1999
Click here for detail   001339092 7155 BETHLEHEM STEEL CORPORATION 12/17/2001
Click here for detail   057027021 800776 BETTIOL FUEL SERVICE, INC. 11/1/1997
Click here for detail   043806595 7200 BETTIS, BOYLE & STOVALL INC 5/1/1993
Click here for detail   133587258 804033 BEUSA ENERGY, INC. 11/1/2008
Click here for detail   148565419 800469 BEXCO OPERATING, INC. 6/1/1995
Click here for detail   621216428 803055 BG ENERGY MERCHANTS, LLC 3/1/2006
Click here for detail   031219129 802807 BG LNG SERVICES, LLC 6/1/2003
Click here for detail   006783021 8170 BHP BILLITON PETROLEUM (AMERICAS) INC. 9/27/2001
Click here for detail   T00008172 8172 BIENVILLE GAS MARKETING INC 2/1/1999
Click here for detail   004780763 8000 BIG 6 DRILLING COMPANY 5/1/1993
Click here for detail   005778985 803008 BIG APPLE ENERGY, LLC 10/1/2005
Click here for detail   958828923 802881 BIG LAKE CORPORATION 3/1/2004
Click here for detail   143635113 802876 BIG RIVER RESOURCES, LLC 3/1/2004
Click here for detail   T00354540 354540 BIG SANDY GAS CORPORATION 2/1/1999
Click here for detail   106695203 804117 BILL BARRETT CORPORATION 3/1/2010
Click here for detail   026640946 28080 BILL FENN INCORPORATED 6/15/2004
Click here for detail   012643763 8160 BILL H. PEARL PRODUCTION INC 5/1/1993
Click here for detail   007938004 8305 BIRDWELL OIL COMPANY 6/1/1997
Click here for detail   020802232 802942 BISHOP ENERGY SERVICES, LLC 12/1/2004
Click here for detail   098881634 801122 BISHOP PETROLEUM INC. 7/1/2001
Click here for detail   T00103270 103270 BISHOP PIPELINE CORP 2/1/1999
Click here for detail   035638993 801021 BISON ENERGY PARTNERS, INC. 3/1/2000
Click here for detail   012051697 804002 BLACK ELK ENERGY OFFSHORE OPERATIONS, LL 5/1/2008
Click here for detail   808787659 800219 BLACK HILLS ENERGY RESOURCES, INC. 12/1/1998
Click here for detail   166766985 802918 BLACKHAWK RESOURCES LLC 9/1/2004
Click here for detail   009808379 103500 BLACKSTONE GAS CO 1/1/1999
Click here for detail   131683799 8899 BLACKWATER NATURAL GAS CORP 5/1/1993
Click here for detail   065053048 802993 BLAKENERGY, LTD. 7/1/2005
Click here for detail   098423106 8790 BLEDSOE ENERGY CORPORATION 5/1/1993
Click here for detail   T00018902 18902 BLUEGRASS ENERGY GROUP INC. 2/1/1999
Click here for detail   614844186 803998 BLUEROCK ENERGY, INC 4/1/2008
Click here for detail   065093965 8901 BOCK AND BACON INC 5/1/1993
Click here for detail   T00800941 800941 BOIS D'ARC OFFSHORE LTD 7/1/1999
Click here for detail   T00008887 8887 BOIS D'ARC OPERATING CORPORATION 2/1/1999
Click here for detail   030418982 104000 BOLIVAR CITY OF 5/1/1993
Click here for detail   T00800889 800889 BOMAR OIL & GAS 4/1/1999
Click here for detail   T00104250 104250 BON AIR RANCH 2/1/1999
Click here for detail   605952183 104500 BOONEVILLE MUNICIPAL GAS SYSTEM 12/1/1998
Click here for detail   T00008904 8904 BORDEN INCORPORATED 9/1/2001
Click here for detail   135050420 802858 BORDER ENERGY, INC. 11/1/2003
Click here for detail   T00008906 8906 BORDER GAS INC. 2/1/1999
Click here for detail   171945806 802943 BOSS ENERGY, LTD. 12/1/2004
Click here for detail   006951552 8912 BOSTON EDISON CO 5/1/1993
Click here for detail   006951586 104650 BOSTON GAS COMPANY D/B/A NATIONAL GRID 5/1/2008
Click here for detail   T00008929 8929 BOUDREAUX, MARTIN J SR 2/1/1999
Click here for detail   556731487 8919 BOUNDARY GAS INC. 5/1/1993
Click here for detail   012291704 8943 BOWATER INC 5/1/1993
Click here for detail   107275026 8950 BOYD ROSENE AND ASSOCIATES INC 5/1/1993
Click here for detail   T00800093 800093 BP AMERICA 2/5/2004
Click here for detail   034482679 2233 BP AMERICA PRODUCTION COMPANY 12/31/2001
Click here for detail   200773919 800072 BP CANADA ENERGY COMPANY 8/14/2002
Click here for detail   248799413 801159 BP CANADA ENERGY MARKETING CORP. 1/1/2002
Click here for detail   625275755 2234 BP ENERGY COMPANY 8/22/2000
Click here for detail   T00008942 8942 BP EXPLORATION & OIL INC 2/1/1999
Click here for detail   T00008960 8960 BP GAS MARKETING 2/1/1999
Click here for detail   T00008962 8962 BP GAS TRANSMISSION CO. 2/1/1999
Click here for detail   802078287 8967 BP GAS, INC 5/1/1993
Click here for detail   069736239 9250 BRAMMER ENGINEERING 5/1/1993
Click here for detail   087672564 9252 BRAMMER PETROLEUM INC. 10/1/1993
Click here for detail   174063735 9480 BRAYTON OIL & GAS 5/1/1993
Click here for detail   009763389 802883 BRAYTON OPERATING CORP 3/1/2004
Click here for detail   T00009990 9990 BREHM INVESTMENT GROUP INC 2/1/1999
Click here for detail   T00009980 9980 BREHM-BASIN PETROLEUM 2/1/1999
Click here for detail   T00010008 10008 BRIDGE OIL COMPANY 2/1/1999
Click here for detail   126335640 104780 BRIDGELINE GAS DISTRIBUTION LLC 3/1/2002
Click here for detail   126334858 801008 BRIDGELINE GAS MARKETING LLC 2/1/2000
Click here for detail   T00100013 10013 BRIDGELINE GAS PIPELINE 2/1/1999
Click here for detail   125805478 52116 BRIDGELINE HOLDINGS, L.P. 2/1/2001
Click here for detail   556632909 802750 BRIDGEPORT UTILITIES BOARD 10/1/2002
Click here for detail   T00800864 800864 BRIGHAM OIL & GAS COMPANY 2/5/2004
Click here for detail   791789126 802747 BRIGHAM OIL & GAS, LP 10/1/2002
Click here for detail   T00010098 10098 BRIGHT & SCHIFF 2/1/1999
Click here for detail   360604193 10156 BRING GAS SERVICES CORP. 10/1/1994
Click here for detail   T00010093 10093 BRISTOL OPERATING CO. INC. 2/1/1999
Click here for detail   148319833 10099 BRISTOL RESOURCES CORPORATION 1/1/1999
Click here for detail   621902261 800223 BRITISH-BORNEO EXPLORATION, INC. 9/1/1993
Click here for detail   T00800802 800802 BROOKLYN UNION-TRANSPORT 2/1/1999
Click here for detail   610340275 105250 BROUSSARD CANAL CO 5/1/1993
Click here for detail   079462453 10279 BROWNING & WELCH INC 5/1/1993
Click here for detail   831562178 802910 BROWNING OFFSHORE, INC. 7/1/2004
Click here for detail   788845451 800732 BROWNING OIL COMPANY, INC. 12/1/1998
Click here for detail   003596012 10289 BRUSCATO LAND & MINERALS INC 12/1/1998
Click here for detail   T00800348 800348 BRYANCY BROMLEY 2/1/1999
Click here for detail   048461016 800910 BSE PRODUCTION CO., INC. 4/1/1999
Click here for detail   052729530 804114 BTA OIL PRODUCERS, LLC 2/1/2010
Click here for detail   101326924 802850 BUCKLEY ENERGY GROUP LTD 10/1/2003
Click here for detail   048829899 79600 BUD'S BOAT DOCK 10/1/1994
Click here for detail   T00800711 800711 BUFFALO PAPERBOARD 2/1/1999
Click here for detail   005129614 15510 BUNGE NORTH AMERICA (EAST), L.L.C. 12/30/2003
Click here for detail   006981435 802871 BUNGE NORTH AMERICA, INC. 1/1/2004
Click here for detail   T00010500 10500 BURK ROYALTY COMPANY 2/1/1999
Click here for detail   253885206 800875 BURLINGTON RESOURCES CANADA MKTING LTD. 7/17/2001
Click here for detail   131117566 57525 BURLINGTON RESOURCES OIL & GAS CO. LP 9/1/2003
Click here for detail   175671007 57527 BURLINGTON RESOURCES TRADING INC. 7/11/1996
Click here for detail   T00011096 11096 BURTON PRODUCTION COMPANY 2/1/1999
Click here for detail   037754496 800052 C C PACE RESOURCES 5/1/1993
Click here for detail   809843717 800237 C&E OPERATING, INC. 9/1/1993
Click here for detail   T00012015 12015 CABOT CORP 2/1/1999
Click here for detail   840493712 12021 CABOT OIL & GAS CORP 5/1/1993
Click here for detail   879251437 12022 CABOT OIL & GAS MARKETING CORPORATION 12/1/1998
Click here for detail   T00800426 800426 CABOT OIL & GAS TRADING CORP. 2/1/1999
Click here for detail   T00800530 800530 CALA OIL 2/1/1999
Click here for detail   154076830 12031 CALCASIEU GAS GATHERING SYSTEM 5/1/1993
Click here for detail   540802985 802985 CALCASIEU REFINING CO. 5/1/2005
Click here for detail   161904565 803844 CALEDONIA ENERGY PARTNERS, LLC 5/1/2006
Click here for detail   540802769 802769 CALEDONIA GENERATING, LLC 1/1/2003
Click here for detail   782861884 12034 CALEDONIA NATURAL GAS DISTRICT 1/1/1999
Click here for detail   052780959 800881 CALEDONIA POWER I, LLC 6/1/2000
Click here for detail   T00012036 12036 CALEDONIA, TOWN OF MISSISSIPPI 2/1/1999
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Click here for detail   036837615 13703 CALLON OFFSHORE PRODUCTION INC 1/1/1999
Click here for detail   057113318 800744 CALLON PETROLEUM COMPANY 6/1/2005
Click here for detail   938410024 801065 CALLON PETROLEUM OPERATING COMPANY 8/1/2000
Click here for detail   956821201 801018 CALPINE CORPORATION 3/1/2000
Click here for detail   169668212 801141 CALPINE ENERGY SERVICES L.P. 10/1/2001
Click here for detail   605466171 803036 CALPINE MERCHANT SERVICES COMPANY, INC 1/1/2006
Click here for detail   608311486 41270 CALPINE PRODUCER SERVICES, L.P. 12/31/2001
Click here for detail   151158925 802765 CAMDEN RESOURCES, INC. 1/1/2003
Click here for detail   790555689 804035 CAMERON INTERSTATE PIPELINE, LLC 12/1/2008
Click here for detail   248095770 803025 CANADA IMPERIAL OIL LIMITED 11/1/2005
Click here for detail   207668864 13753 CANADIAN HUNTER EXPLORATION LTD. 12/1/1998
Click here for detail   T00800004 800004 CANADIAN OCCIDENTAL MARKETING INC 1/1/1999
Click here for detail   785835810 13760 CANADIAN OXY OFFSHORE PRODUCTION CO 5/2/1993
Click here for detail   249982372 802861 CANNAT ENERGY INC. 11/1/2003
Click here for detail   T00013774 13774 CANNON OIL & GAS 2/1/1999
Click here for detail   131822991 18030 CANTERA GAS CO. 7/2/2003
Click here for detail   004465142 800370 CANTON DROP FORGE 3/1/2005
Click here for detail   T00013789 13789 CAPITAL GAS DISTRIBUTION INC. 2/1/1999
Click here for detail   867541062 13787 CAPITOL DISTRICT ENERGY CENTER COGEN 5/1/1993
Click here for detail   T00106000 106000 CAPPEL, TOINETTE W 2/1/1999
Click here for detail   139234389 13851 CARDINAL OIL AND GAS 9/1/1993
Click here for detail   200586233 801147 CARGILL GAS MARKETING LTD. 7/2/2003
Click here for detail   012861725 804104 CARGILL POWER MARKETS, LLC 12/1/2009
Click here for detail   006249189 800214 CARGILL, INCORPORATED 7/1/2000
Click here for detail   030160006 14440 CARPENTER OIL & GAS CO 5/1/1993
Click here for detail   007924764 14500 CARR, F. WILLIAM 8/1/1994
Click here for detail   142936657 103750 CARRIERE, LOUIS A 5/1/1993
Click here for detail   809837313 800607 CARRIZO OIL & GAS INC. 10/1/1996
Click here for detail   605113521 802710 CARROLLTON RESOURCES CORP. 9/1/2002
Click here for detail   057568255 14750 CARTER EXPLORATION COMPANY 5/1/1993
Click here for detail   785066580 800571 CARTHAGE ENERGY SERVICES INC. 5/1/1996
Click here for detail   053566188 14815 CASE - POMEROY OIL CORPORATION 10/1/2000
Click here for detail   031114705 14818 CASEY, CITY OF 5/1/1993
Click here for detail   108264532 14829 CASKIDS OPERATING COMPANY 5/1/1993
Click here for detail   195221056 800569 CASTECH ALUMINUM GROUP INC. 5/1/1996
Click here for detail   194301529 800982 CASTEX ENERGY, INC. 11/1/1999
Click here for detail   T00801023 801023 CASTLE OFFSHORE LLC 3/1/2000
Click here for detail   T00800625 800625 CASTLE POWER CORPORATION 2/1/1999
Click here for detail   T00800677 800677 CASTLEMAN CONSULTING COMPANY 2/1/1999
Click here for detail   363929477 802785 CASTLETON POWER, LLC 8/1/2009
Click here for detail   794686154 804058 CATALYST ENERGY, INC. 11/1/2009
Click here for detail   005070479 800001 CATERPILLAR INC 5/1/1993
Click here for detail   956976930 800615 CATEX CORAL ENERGY, L.L.C. 7/1/1996
Click here for detail   933253510 14976 CATEX VITOL GAS, INC. 12/1/1993
Click here for detail   004132630 800829 CATLETTSBURG REFINING LLC 7/1/1998
Click here for detail   095642489 800959 CCGM, L.P. 5/1/2000
Click here for detail   801477188 804098 CCP COAST TO COAST PARTNERS, LLC 10/1/2009
Click here for detail   022512680 803896 CDM MAX, LLC 1/1/2007
Click here for detail   113006167 800042 CEDAR ENERGIES INC 5/1/1993
Click here for detail   T00800723 800723 CEDAR GAS COMPANY 2/1/1999
Click here for detail   002876985 15075 CELERON OIL & GAS CO. 8/1/1994
Click here for detail   004514840 800264 CENERPRISE, INC. 1/5/1996
Click here for detail   830357377 804065 CENSTAR ENERGY CORP 4/1/2009
Click here for detail   T00800519 800519 CENTANA INTRASTATE PIPELINE CO. 2/1/1999
Click here for detail   148370377 804075 CENTAURUS ENERGY MASTER FUND, LP 6/1/2009
Click here for detail   006968077 135050 CENTERPOINT ENERGY - MISSISSIPPI RIVER 11/1/2002
Click here for detail   782779433 101250 CENTERPOINT ENERGY ARKLA 9/30/2002
Click here for detail   046700779 112195 CENTERPOINT ENERGY ENTEX 9/13/2002
Click here for detail   835687930 800883 CENTERPOINT ENERGY FIELD SERVICES, INC. 9/30/2002
Click here for detail   872670161 64947 CENTERPOINT ENERGY GAS TRANSMISSION CO 9/13/2002
Click here for detail   540800860 800860 CENTERPOINT ENERGY MARKETING, INC. 5/1/2004
Click here for detail   006948210 803898 CENTERPOINT ENERGY RESOURCES CORP 1/1/2007
Click here for detail   838611739 801192 CENTERPOINT ENERGY SERVICES, INC. 5/13/2005
Click here for detail   077643716 106500 CENTERVILLE TOWN OF 5/1/1993
Click here for detail   074155573 802829 CENTRAL CRUDE, INC. 8/1/2003
Click here for detail   099839896 106750 CENTRAL GAS CO 5/1/1993
Click here for detail   006993695 107000 CENTRAL HUDSON GAS & ELECTRIC CORP 5/1/1993
Click here for detail   006935258 107100 CENTRAL ILLINOIS LIGHT COMPANY 5/1/1993
Click here for detail   006936017 15490 CENTRAL ILLINOIS PUBLIC SERVICE CO 5/1/1993
Click here for detail   812647712 802877 CENTRAL LOMAS DE REAL, S.A. DE C.V. 3/1/2004
Click here for detail   094754434 801152 CENTRAL NEW YORK OIL AND GAS COMPANY,LLC 12/1/2001
Click here for detail   063090591 15500 CENTRAL PRODUCERS INC 5/1/1993
Click here for detail   812656259 802779 CENTRAL VALLE HERMOSO S.A. DE C.V. 2/1/2003
Click here for detail   082016361 15515 CENTRAN CORP 1/1/1999
Click here for detail   149339439 803858 CENTURION EXPLORATION COMPANY 7/1/2006
Click here for detail   613760958 800013 CENTURY EXPLORATION NEW ORLEANS, INC. 12/31/2003
Click here for detail   176381614 800892 CET ENERGY CORPORATION 4/1/1999
Click here for detail   075273987 802972 CHALLENGER MINERALS INC. 4/1/2005
Click here for detail   252313002 800529 CHANDLER ENERGY, INC. 2/1/1999
Click here for detail   T00087115 87115 CHANNEL GAS MARKETING COMPANY 1/15/2004
Click here for detail   T00015909 15909 CHAPARRAL ENERGY INC 2/1/1999
Click here for detail   T00015910 15910 CHAPARRAL TRANSMISSION INC 2/1/1999
Click here for detail   024427010 800893 CHARRO OPERATING LLC 4/1/1999
Click here for detail   099743239 802696 CHARTS LTD 8/1/2002
Click here for detail   808079453 15913 CHASE ENERGY INC 5/1/1993
Click here for detail   198402935 107300 CHATTANOOGA GAS CO 5/1/1993
Click here for detail   128245730 803940 CHAUTAUQUA ENERGY MANAGEMENT, INC. 8/1/2007
Click here for detail   613400621 107298 CHAUTAUQUA ENERGY MARKETING INC 5/2/1993
Click here for detail   623358954 803863 CHENIERE MARKETING, INC. 8/1/2006
Click here for detail   103970307 801083 CHEROKEE NITROGEN, DIV OF EL DORADO CHEM 11/1/2000
Click here for detail   155618341 800021 CHEROKEE WATER AND GAS DEPARTMENT 1/1/1999
Click here for detail   148175490 17896 CHESAPEAKE APPALACHIA, L.L.C. 2/1/2006
Click here for detail   102640398 800252 CHESAPEAKE ENERGY CORPORATION 2/1/1999
Click here for detail   809849326 800555 CHESAPEAKE ENERGY MARKETING, INC. 4/1/1996
Click here for detail   601285422 803049 CHESAPEAKE OPERATING, INC 4/1/2006
Click here for detail   798309407 800061 CHEVRON PIPELINE COMPANY 5/1/1993
Click here for detail   009140559 15920 CHEVRON USA INC. 4/1/2004
Click here for detail   002539484 800501 CHEVRON USA PRODUCTION COMPANY 1/1/1999
Click here for detail   071218994 801106 CHEYENNE PETROLEUM COMPANY 3/1/2001
Click here for detail   143363542 802922 CHEYENNE PLAINS GAS PIPELINE CO., L.L.C. 9/1/2004
Click here for detail   540804059 804059 CHIEF GATHERING LLC 4/1/2009
Click here for detail   150436129 115938 CHOLLA RESOURCES INC. 5/1/1993
Click here for detail   107663031 800908 CHRISTEVE OIL COMPANY 4/1/1999
Click here for detail   073905499 800579 CHROMCAK COMPANY 1/1/1995
Click here for detail   783872351 801148 CHURCHILL ENERGY INC. 11/1/2001
Click here for detail   T00800326 800326 CIBOLA CANADA ENERGY MARKETING CO. 2/1/1999
Click here for detail   156959777 800002 CIBOLA CORPORATION 12/1/2001
Click here for detail   046305587 16000 CICO OIL & GAS COMPANY 5/1/1993
Click here for detail   806959677 804066 CIECO ENERGY (US) LIMITED 4/1/2009
Click here for detail   160321378 243990 CIG MERCHANT COMPANY 10/25/1999
Click here for detail   945601599 800669 CIMA ENERGY, LTD. 7/1/2004
Click here for detail   120809749 802095 CIMAREX ENERGY CO. 4/1/2008
Click here for detail   786061655 802273 CIMAREX ENERGY SERVICES, INC. 5/1/2003
Click here for detail   795528876 16230 CIMARRON GAS TRANSMISSION INC 1/1/1999
Click here for detail   540802836 802836 CINCINNATI GAS & ELECTRIC COMPANY, EMBU 9/1/2003
Click here for detail   015453843 800739 CINERGY CAPITAL & TRADING, INC. 1/1/2007
Click here for detail   878075162 801103 CINERGY TRANSPORTATION LLC 3/1/2001
Click here for detail   120813808 802874 CITADEL ENERGY PRODUCTS LLC 2/1/2004
Click here for detail   145184631 803884 CITIGROUP ENERGY INC. 2/1/2007
Click here for detail   007850027 711020 CITIZENS GAS UTILITY DISTRICT 5/1/1993
Click here for detail   949877666 800803 CITIZENS POWER SALES 3/1/1998
Click here for detail   621893148 16373 CITRUS MARKETING, INC. 5/1/1993
Click here for detail   083555839 800071 CJW CORPORATION 5/1/1993
Click here for detail   625383286 16507 CLARION RIVER GAS COMPANY 1/1/1999
Click here for detail   T00107500 107500 CLARK, GERALD M 2/1/1999
Click here for detail   364402685 107750 CLARKSVILLE GAS DEPT CITY OF 12/1/1998
Click here for detail   T00038840 38840 CLAUD B. HAMILL 2/1/1999
Click here for detail   058870445 800397 CLAYTON WILLIAMS ENERGY, INC. 3/1/2009
Click here for detail   095421959 802755 CLEARWATER ENTERPRISES, L.L.C. 11/1/2002
Click here for detail   009305934 800957 CLECO ENERGY, L.L.C. 9/1/1999
Click here for detail   961538246 801066 CLECO MARKETING & TRADING, LLC 8/1/2000
Click here for detail   T00016765 16765 CLIFFS OIL AND GAS CO. 2/1/1999
Click here for detail   799879218 800894 CLIFFWOOD PRODUCTION CO. 4/1/1999
Click here for detail   019339084 16786 CLIFTON CITY OF TENNESSEE 5/1/1993
Click here for detail   075014753 16790 CLINTON ENERGY MANAGEMENT SERVICES, INC. 12/1/1998
Click here for detail   109051870 16792 CLINTON GAS TRANSMISSION INC 5/1/1993
Click here for detail   065082653 800030 CLN INC 5/1/1993
Click here for detail   T00800099 800099 CMS ENERGY CORPORATION 2/5/2004
Click here for detail   965027972 16954 CMS ENERGY RESOURCE MANAGEMENT COMPANY 2/3/2004
Click here for detail   044254886 64937 CMS NOMECO OIL & GAS COMPANY 1/9/1995
Click here for detail   829868921 804060 CNE GAS SUPPLY, LLC 4/1/2009
Click here for detail   T00800382 800382 CNG MARKET CENTER SERVICES CO. 2/1/1999
Click here for detail   T00800324 800324 CNG/SABINE CENTER 2/1/1999
Click here for detail   363703141 17104 COAST ENERGY GROUP, INC. 5/1/1993
Click here for detail   T00017108 17108 COASTAL FLOW MEASUREMENT CO. 2/1/1999
Click here for detail   252301684 800325 COASTAL GAS MARKETING CANADA 1/1/1999
Click here for detail   144234044 17115 COASTAL GAS MARKETING COMPANY 10/10/2006
Click here for detail   003240751 801022 COASTAL INVESTMENTS INC. 3/1/2000
Click here for detail   603953977 800388 COASTAL POWER PRODUCTION COMPANY 11/1/1994
Click here for detail   362950032 17120 COASTAL STATES GAS TRANSMISSION CO 5/2/1993
Click here for detail   043750777 17305 COCKRELL OIL CORPORATION 5/1/1993
Click here for detail   799170154 800028 CODY ENERGY LLC 2/1/2002
Click here for detail   808213367 17329 COGEN ENERGY TECHNOLOGY LP 5/1/1993
Click here for detail   117442020 801906 COHORT ENERGY COMPANY 10/1/2003
Click here for detail   102658226 17364 COKINOS NATURAL GAS COMPANY 5/1/1993
Click here for detail   019373992 108250 COLLINWOOD CITY OF 12/1/1998
Click here for detail   939065520 800565 COLONIAL ENERGY, INC. 5/1/1996
Click here for detail   006954903 132000 COLONIAL GAS COMPANY D/B/A NATIONAL GRID 5/1/2008
Click here for detail   808376735 800575 COLONIAL GROUP, INC. 5/1/1996
Click here for detail   039855990 801017 COLONIAL OIL INDUSTRIES, INC. 3/1/2000
Click here for detail   144961000 17450 COLONY PIPELINE CORP 5/1/1993
Click here for detail   969673326 800662 COLUMBIA ENERGY MARKETING CORPORATION 1/1/1999
Click here for detail   805191715 800067 COLUMBIA ENERGY SERVICES 5/1/1993
Click here for detail   007944481 108272 COLUMBIA GAS OF KENTUCKY INC 5/1/1993
Click here for detail   008781643 108275 COLUMBIA GAS OF MARYLAND INC 5/1/1993
Click here for detail   004773586 108280 COLUMBIA GAS OF OHIO INC 5/1/1993
Click here for detail   008781668 108290 COLUMBIA GAS OF PENNSYLVANIA INC 12/1/1998
Click here for detail   790377063 17919 COLUMBIA GAS OF VIRGINIA, INC. 1/16/1998
Click here for detail   054748041 17895 COLUMBIA GAS TRANSMISSION CORPORATION 5/1/1993
Click here for detail   007854581 108300 COLUMBIA GULF TRANSMISSION CO. 5/1/1993
Click here for detail   626619618 803854 COLUMBIA UTILITIES LLC 6/1/2006
Click here for detail   007901739 804049 COLUMBUS SOUTHERN POWER COMPANY 2/1/2009
Click here for detail   178569299 800710 COM/ENERGY MARKETING, INC. 1/1/1999
Click here for detail   176343341 803018 COMMERCE ENERGY, INC. 11/1/2005
Click here for detail   120836853 800265 COMMONWEALTH ALUMINUM CONCAST, INC. 2/1/1999
Click here for detail   830119046 800056 COMMONWEALTH ENERGY SERVICES, INC. 5/1/2000
Click here for detail   007814049 17921 COMMUNITY NATURAL GAS CO., INC. 5/1/1993
Click here for detail   779978329 800409 COMSTOCK NATURAL GAS, INC. 5/1/2000
Click here for detail   791527807 17934 COMSTOCK OIL & GAS INC 9/1/2000
Click here for detail   054814132 17937 COMSTOCK RESOURCES, INC. 2/1/1994
Click here for detail   T00800428 800428 CONAGRA ENERGY SERVICES COMPANY 2/1/1999
Click here for detail   540802723 802723 CONCENTRIC ENERGY ADVISORS, INC. 6/23/2005
Click here for detail   136305224 801113 CONCHO EXPLORATION INC. 4/2/2003
Click here for detail   033228870 802818 CONCHO RESOURCES INC. 7/1/2003
Click here for detail   113637503 802690 CONCORD ENERGY LLC 10/1/2002
Click here for detail   008911166 108500 CONCORD NATURAL GAS CORPORATION 5/1/1993
Click here for detail   617591255 803047 CONCORD NATURAL GAS, LTD. 1/1/2006
Click here for detail   T00017940 17940 CONCORDE GAS GATHERING, INC. 2/1/1999
Click here for detail   102666872 152050 CONDEA VISTA COMPANY 2/1/1997
Click here for detail   832447718 802698 CONE NATURAL GAS MEASUREMENT 8/1/2002
Click here for detail   082525226 801047 CONECTIV ENERGY SUPPLY, INC. 6/1/2000
Click here for detail   540803005 803005 CONNECT ENERGY SERVICES , LLC 9/1/2005
Click here for detail   006917090 108750 CONNECTICUT LIGHT & POWER COMPANY THE 12/1/2001
Click here for detail   001139294 109000 CONNECTICUT NATURAL GAS CORP 5/1/1993
Click here for detail   244946596 801185 CONOCO CANADA LIMITED 4/1/2002
Click here for detail   020814307 70155 CONOCOPHILLIPS COMPANY 12/12/2002
Click here for detail   243666950 804022 CONOCOPHILLIPS CANADA MARKETING & TRADI 10/28/2008
Click here for detail   001368265 18010 CONOCOPHILLIPS COMPANY 3/1/2003
Click here for detail   048501100 17959 CONQUEST EXPLORATION CO. 5/1/1993
Click here for detail   006982359 109250 CONSOLIDATED EDISON CO OF NEW YORK INC 5/1/1993
Click here for detail   048942564 801058 CONSOLIDATED EDISON ENERGY INC. 8/1/2000
Click here for detail   809887904 800258 CONSOLIDATED EDISON SOLUTIONS, INC. 5/1/2000
Click here for detail   T00017956 17956 CONSOLIDATED ENERGY CORP 2/1/1999
Click here for detail   613523117 17961 CONSOLIDATED FUEL CORP 2/1/1999
Click here for detail   T00800479 800479 CONSOLIDATED GAS MARKETING, INC. 2/1/1999
Click here for detail   T00202890 202890 CONSOLIDATED GAS SUPPLY CORP 2/1/1999
Click here for detail   T00109500 109500 CONSOLIDATED GAS TRANSMISSION CORP 2/1/1999
Click here for detail   876751835 800226 CONSOLIDATED HYDROCARBONS, INC. 10/1/1993
Click here for detail   206464018 800104 CONSOLIDATED NATURAL GAS 1/1/1999
Click here for detail   015635220 801098 CONSTELLATION ENERGY COMMODITIES GRP INC 11/1/2004
Click here for detail   101474732 800427 CONSTELLATION ENERGY SOURCE, INC. 1/3/1997
Click here for detail   141092333 800634 CONSTELLATION NEW ENERGY - GAS DIV. LLC 4/1/2004
Click here for detail   177556206 46788 CONSTELLATION NEWENERGY-GAS DIVISION WI 3/15/2004
Click here for detail   135833023 804029 CONTANGO OPERATORS, INC. 11/1/2008
Click here for detail   T00018004 18004 CONTINENTAL ENERGY MARKETING INC 2/1/1999
Click here for detail   074292095 800507 CONTINENTAL RESOURCES INC. 11/1/1995
Click here for detail   010411429 18045 CONTRAN CORP 5/1/1993
Click here for detail   957412570 18072 COOKEVILLE GAS DEPT, CITY OF 12/1/1998
Click here for detail   T00800684 800684 COOPERATIVE INDUSTRIES, L.L.C. 2/1/1999
Click here for detail   944552231 800751 COPANO FIELD SVCS/UPPER GULF COAST L.P. 9/1/1997
Click here for detail   002150493 804063 COPANO PIPELINE/UPPER GULF COAST 4/1/2009
Click here for detail   251947628 801124 CORAL CANADA US INC. 7/1/2001
Click here for detail   113346550 802761 CORAL ENERGY MANAGEMENT, LLC 12/1/2002
Click here for detail   177691953 3931 CORDEX PETROLEUMS INC. 10/26/1994
Click here for detail   150489151 109750 CORINTH PUBLIC UTILITIES COMMISSION 5/1/1993
Click here for detail   T00018385 18385 CORN & ASSOCIATES 2/1/1999
Click here for detail   114371912 802935 CORNERSTONE ENERGY, INC. 10/1/2004
Click here for detail   787146968 26425 CORNERSTONE GAS RESOURCES, INC. 3/1/1994
Click here for detail   087309027 18397 CORNERSTONE NATURAL GAS COMPANY 5/1/1993
Click here for detail   196569420 18395 CORNERSTONE PRODUCTION CORP 5/1/1993
Click here for detail   073683799 800262 CORNING HOSPITAL 1/1/1994
Click here for detail   781552153 18398 CORNING INC 5/1/1993
Click here for detail   002877231 18400 CORNING NATURAL GAS CORP 5/2/1993
Click here for detail   832356252 803855 CORONADO ENERGY E & P COMPANY, L.L.C. 9/27/2007
Click here for detail   T00208650 208650 CORONADO TRANSMISSION CO 2/1/1999
Click here for detail   T00109780 109780 CORPUS CHRISTI GAS GATHERING INC 2/1/1999
Click here for detail   803095272 18651 CORPUS CHRISTI GAS MARKETING, LP 5/1/1993
Click here for detail   T00800606 800606 CORPUS CHRISTI NATURAL GAS COMPANY 2/1/1999
Click here for detail   T00018652 18652 CORPUS CHRISTI OIL & GAS CO. 2/1/1999
Click here for detail   783299803 18654 CORPUS CHRISTI TRANSMISSION COMPANY L.P. 5/1/1993
Click here for detail   037225844 802837 CORUM PRODUCTION COMPANY 9/1/2003
Click here for detail   929866911 800733 COSTILLA ENERGY, INC. 1/6/1997
Click here for detail   T00800525 800525 COUNCE NATURAL GAS CORPORATION 2/1/1999
Click here for detail   T00018693 18693 COWBOY PIPELINE COMPANY 2/1/1999
Click here for detail   791182215 18694 COWBOY PIPELINE SERVICE COMPANY 9/1/2001
Click here for detail   084831395 18756 COX & PERKINS EXPLORATION INC. 5/1/1993
Click here for detail   T00018750 18750 COX, WILLIAM H 2/1/1999
Click here for detail   112710876 801015 CPN CENTRAL FUELS, L.P. 3/1/2000
Click here for detail   092178032 802801 CRAFTMASTER MANUFACTURING, INC. 4/1/2003
Click here for detail   053455242 411970 CRANBERRY PIPELINE CORP 5/1/1993
Click here for detail   189040954 803919 CREDIT SUISSE ENERGY LLC 5/1/2007
Click here for detail   249050816 800236 CRESTAR ENERGY 11/1/1993
Click here for detail   254169089 801028 CRESTAR ENERGY MARKETING CORP. 4/1/2000
Click here for detail   540802791 802791 CRETE ENERGY VENTURE, LLC 2/1/2003
Click here for detail   804411895 804024 CRIMSON EXPLORATION OPERATING, INC. 10/1/2008
Click here for detail   789966017 18790 CROFT PRODUCTION SYSTEMS, INC. 9/1/1993
Click here for detail   077912897 18793 CROSBY-MISSISSIPPI RESOURCES LTD 5/1/1993
Click here for detail   183177559 802027 CROSS TIMBERS ENERGY SERVICES, INC. 10/1/2002
Click here for detail   878636729 800627 CROSSTEX ENERGY SERVICES, L.P. 12/10/2002
Click here for detail   785881392 52112 CROSSTEX LIG, LLC 4/4/2004
Click here for detail   540802860 802860 CROSSTEX MISSISSIPPI IND GAS SALES LP 11/1/2003
Click here for detail   540802862 802862 CROSSTEX MISSISSIPPI PIPELINE, L.P. 12/1/2003
Click here for detail   968755165 801135 CROSSTEX PROCESSING SERVICES, LLC 10/31/2005
Click here for detail   129653858 800998 CROWN ENERGY SERVICES, INC. 9/1/2001
Click here for detail   006948350 18860 CRYSTAL OIL COMPANY 5/1/1993
Click here for detail   540802788 802788 CSV HOLDINGS, INC. 2/1/2003
Click here for detail   T00018870 18870 CSX INTRASTATE GAS CO 2/1/1999
Click here for detail   T00018875 18875 CSX NGL CORPORATION 2/1/1999
Click here for detail   T00011350 11350 CSX OIL & GAS CORP 2/1/1999
Click here for detail   884674110 800423 CUATRO PETRO CORP. 2/22/1995
Click here for detail   T00800688 800688 CUBIC POWER CORP. 2/1/1999
Click here for detail   046757332 110250 CUMBERLAND GAS COMPANY 1/1/1999
Click here for detail   055129258 804031 CUMMINS & WALKER OIL COMPANY, INC. 12/1/2008
Click here for detail   139324586 803843 CYPRESS E & P CORPORATION 5/1/2006
Click here for detail   876543695 800240 CYPRESS GAS MARKETING COMPANY 10/1/1993
Click here for detail   050898139 800218 CYPRESS GAS PIPELINE, LLC 1/29/1998
Click here for detail   102392623 802796 CYPRESS OIL COMPANY, INC 3/1/2003
Click here for detail   139242473 193001 CYPRESS OPERATING, INC. 2/1/1996
Click here for detail   T00009100 9100 D H BRAMAN, JR 2/1/1999
Click here for detail   181813239 20096 DALE OPERATING COMPANY 3/1/1996
Click here for detail   T00800437 800437 DALLAS EXPLORATION INC. 2/1/1999
Click here for detail   T00800895 800895 DAMIAN OIL, INC. 4/1/1999
Click here for detail   044769651 43511 DAN A. HUGHES COMPANY 2/1/1996
Click here for detail   151739802 20405 DANEX ENERGY COMPANY 5/1/1993
Click here for detail   T00020420 20420 DANIELS CORP THE 2/1/1999
Click here for detail   789515764 20496 DARTMOUTH POWER ASSOCIATES L.P. 5/1/1993
Click here for detail   T00020578 20578 DAVIS GAS PROCESSING, INC. 2/1/1999
Click here for detail   T00020600 20600 DAVIS OIL COMPANY 2/1/1999
Click here for detail   189047574 800349 DAWSON NATURAL GAS SERVICE, INC. 8/1/1994
Click here for detail   194107165 802711 DAWSON RESOURCES INC. 9/1/2002
Click here for detail   962866745 20658 DAYTON POWER & LIGHT 5/1/1993
Click here for detail   143605025 803913 DB ENERGY TRADING, LLC 5/1/2007
Click here for detail   161810031 20661 DBL DRILLING & PRODUCTION SERVICES 5/1/1993
Click here for detail   102662590 86330 DCP GUADALUPE PIPELINE, LLC 1/1/2007
Click here for detail   125638648 801003 DCP HINSHAW PIPELINE, LLC 12/11/2006
Click here for detail   068318505 800921 DCP INTRASTATE NETWORK, LLC 12/11/2006
Click here for detail   003048753 800584 DCP MIDSTREAM, LP 11/8/2006
Click here for detail   831893792 804105 DEAN VENTURE NATURAL GAS TRADING, LLC 12/1/2009
Click here for detail   187508338 20680 DEBLIN OIL & GAS INC 5/1/1993
Click here for detail   794307686 20685 DECATUR ALABAMA CITY OF 5/1/1993
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Click here for detail   130957546 802895 DEEPWATER GATEWAY, L.L.C. 5/1/2004
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Click here for detail   T00800006 800006 DELHI GAS MARKETING CORPORATION 2/1/1999
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Click here for detail   142911085 802914 DELTA ENERGY LLC 8/1/2004
Click here for detail   T00020876 20876 DELTA EXPLORATION CO. 2/1/1999
Click here for detail   007779408 110500 DELTA NATURAL GAS COMPANY INC 5/1/1993
Click here for detail   131123457 20873 DELTA PIPELINE CO 5/1/1993
Click here for detail   540802955 802955 DENALI OIL & GAS MANAGEMENT, LLC 1/1/2005
Click here for detail   835039132 801130 DENBURY ENERGY SERVICES, INC. 8/1/2001
Click here for detail   007871044 801439 DENBURY OFFSHORE, INC. 10/1/2002
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Click here for detail   061052986 800270 DENBURY RESOURCES, INC. 11/1/2002
Click here for detail   068070440 20905 DENOVO OIL & GAS INC 5/1/1993
Click here for detail   967996646 800624 DESOTO ENERGY MARKETING, LLC 2/1/1999
Click here for detail   157485244 20925 DESOTO PIPELINE COMPANY INC 5/1/1993
Click here for detail   008527889 800857 DESTIN PIPELINE COMPANY, L.L.C. 11/1/1998
Click here for detail   196394956 803061 DEVLAR ENERGY MARKETING, LLC 4/1/2006
Click here for detail   611935602 61453 DEVON GAS SERVICES, L.P. 2/14/2002
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Click here for detail   144498599 28506 DEVON LOUISIANA CORPORATION 7/3/2003
Click here for detail   007923683 74415 DEVON SFS OPERATING, INC. 11/19/2003
Click here for detail   186067286 800212 DEWBRE PETROLEUM CORPORATION 5/1/1993
Click here for detail   198653024 20966 DIAMOND ENERGY INC 5/1/1993
Click here for detail   T00020970 20970 DIAMOND SHAMROCK EXPLORATION CO 2/1/1999
Click here for detail   T00020974 20974 DIAMOND SHAMROCK NATURL GAS MARKETING CO 2/1/1999
Click here for detail   064204878 20977 DIASU OIL & GAS COMPANY INC 10/1/2001
Click here for detail   606638435 35180 DICKSON GAS AUTHORITY 5/2/1993
Click here for detail   131502309 800524 DIRECT ENERGY MARKETING INC. 5/1/2004
Click here for detail   247030505 21595 DIRECT ENERGY MARKETING LTD 12/1/1998
Click here for detail   152358441 804041 DIRECT ENERGY SERVICES, LLC 1/1/2009
Click here for detail   879354348 21600 DIRECT GAS SUPPLY CORPORATION 5/1/1993
Click here for detail   540802929 802929 DISCOVERY GAS TRANSMISSION LLC 9/1/2004
Click here for detail   056010648 22180 DISTRIGAS OF MASSACHUSETTS LLC 7/10/2000
Click here for detail   007416993 22200 DIVERSE GP II 5/1/1993
Click here for detail   792241804 22201 DIVERSE GP III 5/1/1993
Click here for detail   622134021 800734 DLB OIL & GAS, INC. 7/1/1997
Click here for detail   001338086 800523 DOE RUN GAS TRANSMISSION COMPANY 12/1/1998
Click here for detail   540802700 802700 DOMINION EAST OHIO GAS 8/1/2002
Click here for detail   040422193 802885 DOMINION ENERGY MARKETING, INC. 3/1/2004
Click here for detail   074992967 17100 DOMINION EXPLORATION & PRODUCTION, INC. 10/1/2000
Click here for detail   023639961 801129 DOMINION FIELD SERVICES, INC. 6/1/2003
Click here for detail   179699913 803989 DOMINION GAS VENTURES, LP 3/1/2008
Click here for detail   099550469 129442 DOMINION OKLAHOMA TEXAS EXPL & PROD, INC 11/2/2001
Click here for detail   791953821 22422 DOMINION PIPELINE CO. 8/1/1994
Click here for detail   129911954 800836 DOMINION RETAIL, INC. 9/5/2000
Click here for detail   102698040 22423 DOMINION TRADING AND TRANSPORT COMPANY 1/1/1999
Click here for detail   116025180 17107 DOMINION TRANSMISSION, INC. 4/11/2000
Click here for detail   789245110 804093 DOMTAR PAPER COMPANY LLC 10/1/2009
Click here for detail   T00800786 800786 DOUBLE EAGLE PETROLEUM CORP. 2/1/1999
Click here for detail   172958969 800670 DOUGLAS PIPELINE COMPANY 1/1/1999
Click here for detail   039523980 23513 DOW CHEMICAL COMPANY 8/1/1994
Click here for detail   196072615 111150 DOW INTRASTATE GAS CO 5/1/1993
Click here for detail   060718723 111200 DOW PIPELINE CO 5/1/1993
Click here for detail   T00800109 800109 DPL INC. 2/1/1999
Click here for detail   027403687 801041 DRD OPERATING COMPANY 6/1/2000
Click here for detail   T00111220 111220 DREXEL OIL & GAS COMPANY 2/1/1999
Click here for detail   040850653 800832 DTE - COENERGY, L.L.C. 7/1/1998
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Click here for detail   T00801181 801181 DUKE ENERGY ENTERPRISE, LLC 4/1/2002
Click here for detail   197296999 93105 DUKE ENERGY FUELS, L.P. 4/15/1999
Click here for detail   T00801076 801076 DUKE ENERGY GAS TRANSMISSION 11/1/2000
Click here for detail   006944672 92099 DUKE ENERGY KENTUCKY, INC 10/1/2006
Click here for detail   113932268 802827 DUKE ENERGY MARKETING AMERICA, LLC 8/1/2003
Click here for detail   253304166 801026 DUKE ENERGY MARKETING LTD PARTNERSHIP 4/1/2000
Click here for detail   622377393 803853 DUKE ENERGY OHIO, INC. 10/1/2006
Click here for detail   006999189 16300 DUKE ENERGY OHIO, INC. (REGULATED) 9/19/2006
Click here for detail   947436333 800658 DUKE ENERGY TRADING AND MARKETING, L.L.C 1/1/1999
Click here for detail   T00801034 801034 DUKE ENERGY VERMILLION, LLC 5/1/2000
Click here for detail   122793953 800759 DUNCAN ENERGY COMPANY 10/1/1997
Click here for detail   781757760 801190 DUNCAN OIL, INC 5/1/2002
Click here for detail   039717082 801166 DUNHILL RESOURCES, INC. 2/1/2002
Click here for detail   796936599 711350 DUNLAP GAS SYSTEM 12/1/1998
Click here for detail   958375735 800568 DUVAL GAS GATHERING CORP. 5/1/1996
Click here for detail   055014393 23560 DYNAMIC EXPLORATION, INC. 8/1/1994
Click here for detail   149362415 802896 DYNAMIC OFFSHORE RESOURCES NS, LLC 7/17/2008
Click here for detail   831835009 804099 DYNAMIC PL, LLC 10/1/2009
Click here for detail   253875793 803903 DYNEGY CANADA INC. 2/1/2007
Click here for detail   800778594 804034 DYNEGY GAS IMPORTS, LLC 12/1/2008
Click here for detail   611767658 63326 DYNEGY GAS TRANSPORTATION, INC. 6/26/1998
Click here for detail   137619136 63921 DYNEGY MARKETING AND TRADE 7/7/1998
Click here for detail   T00111300 111300 E I DU PONT CO 2/1/1999
Click here for detail   789896875 800063 E I DU PONT DE NEMOURS 1/1/1999
Click here for detail   835490418 800581 E PRIME INC. 7/1/1996
Click here for detail   T00023724 23724 EAGLE CONSULTING SERVICES 2/1/1999
Click here for detail   194669636 23725 EAGLE ENERGY DEVELOPMENT COMPANY 3/29/1999
Click here for detail   253704027 802981 EAGLE ENERGY MARKETING CANADA, L.P. 4/30/2005
Click here for detail   T00801013 801013 EAGLE G. M. COMPANY 3/1/2000
Click here for detail   160343781 804079 EAGLE ROCK MIDSTREAM, L.P. 7/1/2009
Click here for detail   128182727 803850 EAGLE ROCK OPERATING, L.P. 6/1/2006
Click here for detail   825245686 803997 EAST COAST POWER, LLC 4/1/2008
Click here for detail   007779416 800389 EAST KENTUCKY POWER COOPERATIVE INC. 11/1/1994
Click here for detail   107327876 804025 EAST RESOURCES, INC. 11/1/2008
Click here for detail   007921323 111750 EAST TENNESSEE NATURAL GAS COMPANY 5/1/1993
Click here for detail   948535265 804040 EAST TEXAS ELECTRIC COOPERATIVE, INC. 1/1/2009
Click here for detail   174945659 24801 EAST TEXAS GAS SYSTEMS 12/1/1998
Click here for detail   619242902 124804 EASTERN MARKETING CORPORATION 5/1/1993
Click here for detail   186126777 24799 EASTERN NATURAL GAS COMPANY 9/1/1998
Click here for detail   076798925 800375 EASTERN STATE OIL & GAS 10/1/1994
Click here for detail   T00024814 24814 EASTEX ENERGY INC. 2/1/1999
Click here for detail   184045789 24804 EASTEX HYDROCARBONS INC, DIV. OF EL PASO 7/16/1996
Click here for detail   867179665 24816 EASTMAN CHEMICAL CO 5/1/1993
Click here for detail   807171470 804106 ECCO ENERGY CORP. 12/1/2009
Click here for detail   968027565 802816 ECORP ENERGY MARKETING, LLC 7/1/2003
Click here for detail   130385763 802799 EDF TRADING NORTH AMERICA, LLC 10/5/2009
Click here for detail   130252992 803910 EDGE PETROLEUM CORPORATION 5/1/2007
Click here for detail   832237791 804107 EDGE PETROLEUM OPERATING COMPANY INC 1/1/2010
Click here for detail   016573375 800822 EDINBURG ENERGY L.P. 6/1/1998
Click here for detail   054420773 24832 EDISTO RESOURCES CORPORATION 5/1/1993
Click here for detail   122375892 69830 EEX CORPORATION 10/1/1998
Click here for detail   T00800447 800447 EGAN GAS STORAGE COMPANY 2/1/1999
Click here for detail   835460478 800489 EGAN HUB STORAGE, LLC 12/31/2003
Click here for detail   029514077 802945 EL PASO CORPORATION 1/5/2005
Click here for detail   615371312 803051 EL PASO E&P COMPANY, L.P. 2/1/2006
Click here for detail   102695421 802864 EL PASO ENERGY RATON CORPORATION 1/30/2004
Click here for detail   062883079 800993 EL PASO FIELD OPERATIONS COMPANY 2/20/2001
Click here for detail   196950158 36565 EL PASO FIELD SERVICES HOLDING COMPANY 1/31/2004
Click here for detail   837495894 800742 EL PASO FIELD SERVICES, L.P. 12/31/2000
Click here for detail   796907673 800690 EL PASO GAS MARKETING COMPANY 5/1/2000
Click here for detail   T00800797 800797 EL PASO GAS SERVICES COMPANY 5/1/2000
Click here for detail   051776169 86880 EL PASO MARKETING, L.P. 6/1/2005
Click here for detail   253289748 800843 EL PASO MERCHANT ENERGY CANADA INC. 6/21/2000
Click here for detail   008001703 112050 EL PASO NATURAL GAS COMPANY 5/1/2000
Click here for detail   069938988 800812 EL PASO OFFSHORE GATHERING &TRANSMISSION 5/1/2000
Click here for detail   059343772 80730 EL PASO PRODUCTION COMPANY 10/27/1999
Click here for detail   097622005 97520 EL PASO PRODUCTION GOM INC. 10/27/1999
Click here for detail   074203266 17118 EL PASO PRODUCTION OIL & GAS COMPANY 3/9/2001
Click here for detail   093573038 2423 EL PASO PRODUCTION OIL & GAS USA, L.P. 12/31/2003
Click here for detail   008789468 800816 EL REGALO OPERATING 5/1/1998
Click here for detail   878252543 800522 ELAND ENERGY, INC. 12/1/1995
Click here for detail   T00024852 24852 ELF AQUITAINE PETROLEUM 1/31/2004
Click here for detail   048908040 24850 ELF AQUITAINE, INCORPORATED 5/1/1993
Click here for detail   005608732 111850 ELIZABETH NATURAL GAS, INC. 12/1/1998
Click here for detail   623319431 112000 ELIZABETHTOWN GAS CO 5/1/1993
Click here for detail   363282422 803024 ELK CITY OKLAHOMA PIPELINE, LTD 11/1/2005
Click here for detail   007839772 24856 ELK RIVER PUBLIC UTILITY DISTRICT 5/2/1993
Click here for detail   617375605 802870 ELLIOTT OIL & GAS COMPANY 1/1/2004
Click here for detail   939872982 802878 ELLORA ENERGY INC. 3/1/2004
Click here for detail   116040163 26649 ELYSIUM ENERGY, L.L.C. 12/1/2000
Click here for detail   T00800282 800282 EMBASSY NATURAL GAS 2/1/1999
Click here for detail   101069263 802694 EMERA ENERGY SERVICES INC. 8/1/2002
Click here for detail   058582227 800903 EMPIRE ENERGY, LTD. 4/1/1999
Click here for detail   011791476 804100 EMPIRE GENERATING CO, LLC 11/1/2009
Click here for detail   603993189 26065 EMPIRE NATURAL GAS CORPORATION 11/1/1996
Click here for detail   006451764 801108 ENA UPSTREAM COMPANY LLC 7/31/2002
Click here for detail   246667372 802844 ENBRIDGE GAS DISTRIBUTION INC. 9/1/2003
Click here for detail   039664953 801566 ENBRIDGE GAS SERVICES (U.S.) INC. 5/1/2004
Click here for detail   800442761 1615 ENBRIDGE MARKETING (U.S.) L.P. 11/1/2003
Click here for detail   070268537 60002 ENBRIDGE MIDCOAST ENERGY, INC. 5/11/2001
Click here for detail   018641089 801029 ENBRIDGE OFFSHORE PIPELINES (SEACREST) 5/1/2000
Click here for detail   T00801174 801174 ENBRIDGE PIPELINE EAST TEXAS LP 3/1/2002
Click here for detail   006900773 100250 ENBRIDGE PIPELINES (ALATENN) L.L.C. 10/11/2002
Click here for detail   832197169 801182 ENBRIDGE PIPELINES (BAMAGAS INTRASTATE) 4/1/2002
Click here for detail   122080047 109850 ENBRIDGE PIPELINES (LA INTRASTATE) INC. 9/27/2001
Click here for detail   057111270 134670 ENBRIDGE PIPELINES (MIDLA) L.L.C. 10/11/2002
Click here for detail   621916535 87113 ENBRIDGE PIPELINES (TENNESSEE RIVER) LLC 10/11/2002
Click here for detail   015816390 802947 ENBRIDGE PIPELINES (TEXAS INTRASTATE) LP 12/1/2004
Click here for detail   078823262 802851 ENBRIDGE PROCESSING (MISSISSIPPI) L.L.C. 10/1/2003
Click here for detail   605902774 800055 ENCANA ENERGY SERVICES, INC. 4/8/2002
Click here for detail   147350552 800779 ENCANA MARKETING (USA) INC. 12/1/2006
Click here for detail   020126509 800050 ENCINA GAS MARKETING COMPANY, LLC 6/1/2000
Click here for detail   161802475 26401 ENCINA TRANSMISSION CO. 1/1/1999
Click here for detail   809643492 804084 ENDURE ENERGY, LLC 8/1/2009
Click here for detail   804405017 800601 ENERCHANGE, L.L.C. 9/1/1996
Click here for detail   556902476 800263 ENERCORP GAS MARKETING, INC. 1/1/1999
Click here for detail   192688851 26460 ENERGAS CORP 5/1/1993
Click here for detail   147871420 801150 ENERGEN RESOURCES CORPORATION 1/1/2002
Click here for detail   097142517 89552 ENERGEN RESOURCES MAQ, INC. 5/1/1993
Click here for detail   625401997 800813 ENERGETIX, INC. 5/1/1998
Click here for detail   858443377 800876 ENERGY AMERICA, LLC 2/17/1999
Click here for detail   615044054 26470 ENERGY BUYERS SERVICE CORP 5/1/1993
Click here for detail   067516260 26600 ENERGY DEVELOPMENT CORP. 5/1/1993
Click here for detail   049737211 96995 ENERGY EAST SOLUTIONS, INC. 6/1/2000
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Click here for detail   153495135 802938 ENERGY INITIATIVE GROUP, L.P. 11/1/2004
Click here for detail   130483324 800305 ENERGY INITIATIVES, INC. 5/1/1994
Click here for detail   943326223 800335 ENERGY LINK INCORPORATED 8/1/1994
Click here for detail   122739308 803886 ENERGY MANAGEMENT RESOURCES OF MISSOURI 11/1/2006
Click here for detail   194740494 26629 ENERGY MARKETING SERVICES INC 5/1/1993
Click here for detail   T00800769 800769 ENERGY PACIFIC LLC/COMMONWEALTH ENERGY 5/1/2000
Click here for detail   023113140 800940 ENERGY PARTNERS, LTD. 7/1/2003
Click here for detail   809904865 800306 ENERGY RESOURCE TECHNOLOGY, INC. 4/1/1994
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Click here for detail   075044537 26597 ENERGY TRANSPORTATION MANAGEMENT INC 1/1/1999
Click here for detail   540802941 802941 ENERGY UPGRADE, INC. 12/1/2004
Click here for detail   949568307 800600 ENERGY USA, INC. 9/1/1996
Click here for detail   137242397 802854 ENERGY VELOCITY 11/1/2003
Click here for detail   135905656 802831 ENERGY XXI GOM, LLC 4/5/2006
Click here for detail   623776866 804086 ENERGY XXI SERVICES, LLC 8/1/2009
Click here for detail   832686880 804109 ENERGYMARK, LLC 1/1/2010
Click here for detail   071995591 112070 ENERGYNORTH INC 5/1/1993
Click here for detail   194387015 112069 ENERGYNORTH NATURAL GAS, INC. 7/1/2009
Click here for detail   014717834 801104 ENERGYUSA-APPALACHIAN CORP. 3/1/2001
Click here for detail   109014746 148096 ENERGYUSA-TPC CORP. 7/23/1999
Click here for detail   968826933 800656 ENERGYVISION, LLC 1/1/1999
Click here for detail   792928491 112068 ENERMAX, A DIVISION OF NUKEM INC 1/1/1999
Click here for detail   806604682 800500 ENERSOFT CORPORATION 9/1/1995
Click here for detail   135259229 802832 ENERTEX, LTD. 9/1/2003
Click here for detail   928309939 800496 ENERVAL LLC 4/15/1996
Click here for detail   929022069 801115 ENERVEST OPERATING, LLC 5/1/2001
Click here for detail   253996177 801027 ENGAGE ENERGY CANADA, L.P. 4/1/2000
Click here for detail   839667842 801077 ENGAGE ENERGY, LLC 6/2/2003
Click here for detail   080977473 711060 ENGLEWOOD NATURAL GAS SYSTEM 12/1/1998
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Click here for detail   171373876 802977 ENI PETROLEUM EXPLORATION CO. INC. 4/1/2005
Click here for detail   605981682 803934 ENI PETROLEUM US LLC 7/1/2007
Click here for detail   058756586 26616 ENJET, INC. 10/1/2004
Click here for detail   042922968 801089 ENLINE ENERGY SOLUTIONS, L.L.C. 8/1/2007
Click here for detail   161418785 26632 ENMARK GAS CORP. 5/1/1993
Click here for detail   730704078 800114 ENOGEX, INC. 2/5/2004
Click here for detail   249496738 800233 ENRON CANADA CORP. 1/1/1999
Click here for detail   006970404 26618 ENRON CORP 5/1/1993
Click here for detail   038918533 800851 ENRON ENERGY MARKETING CORP. 10/1/2001
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Click here for detail   T00026621 26621 ENRON INDUSTRIAL NATURAL GAS CO 2/1/1999
Click here for detail   T00800491 800491 ENRON LIQUID SERVICES CORP. 2/1/1999
Click here for detail   805923935 800517 ENRON LOUISIANA ENERGY COMPANY 12/1/1995
Click here for detail   796947737 112082 ENRON LOUISIANA TRANSPORTATION 5/1/1993
Click here for detail   144805350 801048 ENRON MW, L.L.C. 6/1/2000
Click here for detail   791182710 26619 ENRON NORTH AMERICA CORP. 9/1/1999
Click here for detail   848921276 800904 ENRON POWER MARKETING, INC. 4/1/1999
Click here for detail   011992455 800914 ENSERCH ENERGY SERVICES TRADING CO. 4/1/1999
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Click here for detail   142988661 802924 ENSIGHT ENERGY MANAGEMENT, LLC 9/1/2004
Click here for detail   126440168 803004 ENSTOR OPERATING COMPANY LLC 9/1/2005
Click here for detail   961207784 800868 ENTEK ENERGY, LLC 1/1/1998
Click here for detail   007924251 800745 ENTERGY GULF STATES, INC. 8/1/1997
Click here for detail   006947717 804030 ENTERGY LOUISIANA, LLC 11/1/2008
Click here for detail   006964381 61108 ENTERGY MISSISSIPPI, INC. 1/1/1999
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Click here for detail   052524212 800582 ENTERGY SERVICES, INC. 5/1/2003
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Click here for detail   036593481 801086 ENTERPRISE ALABAMA INTRASTATE 4/2/2006
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Click here for detail   135476534 802978 ENTERPRISE FIELD SERVICES, LLC 2/1/2007
Click here for detail   045779977 802795 ENTERPRISE GAS PROCESSING, LLC 3/1/2003
Click here for detail   048053123 107270 ENTERPRISE INTRASTATE L.P. 4/26/2005
Click here for detail   808384379 801055 ENTERPRISE PRODUCTS OPERATING LLC 10/1/2008
Click here for detail   615855160 93560 ENTERPRISE TEXAS PIPELINE LLC 6/30/2007
Click here for detail   186830733 26623 EOG RESOURCES, INC 8/13/1999
Click here for detail   243093411 804009 EPCOR ENERGY MARKETING (US) INC 6/1/2008
Click here for detail   617318274 800224 EPEC GAS PROCESSING COMPANY 1/10/1998
Click here for detail   252898861 800622 EPEM CANADA INC. 1/1/1999
Click here for detail   137470501 802934 EPOCH ENERGY GROUP, L.P. 10/1/2004
Click here for detail   606950082 804057 EPSILON ENERGY USA INC. 3/1/2009
Click here for detail   035858708 800863 EQT ENERGY, LLC 3/31/2009
Click here for detail   T00026644 26644 EQUINOX GAS SUPPLY INC 2/1/1999
Click here for detail   804583185 112250 EQUITABLE GAS CO 5/1/2000
Click here for detail   T00026642 26642 EQUITABLE PETROLEUM CORP 2/1/1999
Click here for detail   043747070 26647 EQUITABLE RESOURCES ENERGY CO 1/1/1999
Click here for detail   362584435 26646 EQUITABLE RESOURCES EXPLORATION COMPANY 10/1/1993
Click here for detail   189569585 26653 EQUITRANS, L.P 11/29/1995
Click here for detail   007915663 26657 ERI SERVICES, INC. 6/1/1996
Click here for detail   147464742 803861 ERSKINE ENERGY, LLC 8/1/2006
Click here for detail   293272185 800838 ESENJAY EXPLORATION, INC. 8/1/1998
Click here for detail   172214939 803967 ESERVICES, INC. 11/1/2007
Click here for detail   804626849 804003 ESERVICES, LLC 5/1/2008
Click here for detail   T00026675 26675 ESPERANZA TRANSMISSION CO 2/1/1999
Click here for detail   006954556 112280 ESSEX GAS COMPANY D/B/A NATIONAL GRID 5/1/2008
Click here for detail   T00800991 800991 ESSEX-BOSTON 12/1/1999
Click here for detail   124416152 802912 ETC MARKETING, LTD., DBA ENERGY TRANSFER 8/1/2004
Click here for detail   130194892 802927 ETC OKLAHOMA PIPELINE, LTD 9/1/2004
Click here for detail   837977859 112300 ETOWAH UTILITIES DEPARTMENT 12/1/1998
Click here for detail   786237396 26821 EXCEL GAS MARKETING INC 5/1/1993
Click here for detail   154750574 26822 EXCEL INTRASTATE PIPELINE CO 5/1/1993
Click here for detail   136213894 802904 EXCELERATE ENERGY LLC 7/1/2004
Click here for detail   557166001 802991 EXCELERATE GAS MARKETING, LLC 9/1/2005
Click here for detail   797003402 803909 EXCO PARTNERS OPERATING PARTNERSHIP, LP 4/1/2007
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Click here for detail   061416504 804053 EXELON ENERGY COMPANY 3/1/2009
Click here for detail   196748938 801146 EXELON GENERATION COMPANY, LLC 11/1/2001
Click here for detail   095549551 802777 EXELON NEW ENGLAND POWER MARKETING, LP 1/1/2003
Click here for detail   050822030 800241 EXETER ASSOCIATES, INC. 11/2/1993
Click here for detail   111247219 802712 EXPLORATION ASSOCIATES II, LLC 9/1/2002
Click here for detail   154161926 802908 EXPLORE ENTERPRISES OF LOUISIANA LLC 7/1/2004
Click here for detail   085729122 801121 EXPLORE INTERACTIVE, INC. 6/1/2001
Click here for detail   095219804 27100 EXPORT PETROLEUM CORP. 8/1/1994
Click here for detail   118492081 27150 EXXON COMPANY U.S.A. 5/1/1993
Click here for detail   001213214 27152 EXXON MOBIL CORPORATION 11/30/1999
Click here for detail   868293874 802911 F-W OIL EXPLORATION L.L.C. 8/1/2004
Click here for detail   008952749 27240 FAIR, RALPH E. INC. 8/1/1994
Click here for detail   063688555 802817 FAIRWAY MIDSTREAM SERVICES & TRADING INC 7/1/2003
Click here for detail   836993808 801134 FAIRWAYS OFFSHORE EXPLORATION, INC. 9/1/2001
Click here for detail   T00027233 27233 FAITH ENERGY EXPLORATION INC 2/1/1999
Click here for detail   607024304 800550 FALCO ENERGY SERVICES 3/1/1996
Click here for detail   006881627 27328 FALCON PRODUCTION COMPANY 5/1/1993
Click here for detail   808971774 800396 FALCON SOUTH POWER, INC. 1/1/1999
Click here for detail   054156112 27338 FAMCOR OIL INC 5/1/1993
Click here for detail   830833757 804077 FAMILY ENERGY, INC 7/1/2009
Click here for detail   075384115 27412 FAYETTEVILLE PUBLIC UTIL 12/1/2009
Click here for detail   251938585 803058 FB ENERGY CANADA CORP. 10/2/2006
Click here for detail   T00027420 27420 FEC MARKETING INC 2/1/1999
Click here for detail   037760097 800313 FEDERAL ENERGY REGULATORY COMMISSION 6/2/1994
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Click here for detail   T00112750 112750 FENNER, C D 2/1/1999
Click here for detail   T00800227 800227 FERC 636 MARKETING, INC. 2/1/1999
Click here for detail   961755907 800620 FERRELL RESOURCES, L.L.C. 11/1/1996
Click here for detail   607840956 28130 FERRO CORP 5/1/1993
Click here for detail   198579807 28150 FFA PETROLEUM SERVICES 8/1/1994
Click here for detail   039582481 802997 FIDELITY EXPLORATION & PRODUCTION CO. 8/1/2005
Click here for detail   007336290 28280 FINA OIL AND CHEMICAL COMPANY 5/1/1993
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Click here for detail   192472751 800942 FIRSTENERGY SOLUTIONS CORP. 3/1/2002
Click here for detail   063083331 28490 FISCHER PETROLEUM CORPORATION 8/1/1994
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Click here for detail   782372817 28494 FITE OIL & GAS INC 5/1/1993
Click here for detail   185425378 28502 FLAGG ENERGY DEVELOPEMENT CORP 5/1/1993
Click here for detail   188018071 28504 FLARE, LLC 5/5/1997
Click here for detail   157213109 28498 FLASH GAS AND OIL SOUTHWEST, INC. 5/1/1993
Click here for detail   838610319 800515 FLEXTREND DEVELOPMENT COMPANY, L.L.C. 11/1/1995
Click here for detail   616925293 800020 FLORENCE GAS DEPARTMENT CITY OF 5/1/1993
Click here for detail   006924518 113300 FLORIDA GAS TRANSMISSION COMPANY 5/1/1993
Click here for detail   172434540 800637 FLORIDA POWER & LIGHT COMPANY 1/1/1997
Click here for detail   T00028513 28513 FLORIDA STEEL 2/1/1999
Click here for detail   826248403 802702 FLOW MEASUREMENT COMPANY, INC. 8/1/2002
Click here for detail   183587591 29050 FLOW SERVICES & CONSULTING, INC. 9/1/1993
Click here for detail   052770893 800878 FLT ENERGY SERVICES, LLC 2/1/1999
Click here for detail   005005079 801131 FMC CORPORATION 9/1/2001
Click here for detail   197069123 27172 FMI HYDROCARBON CO 5/1/1993
Click here for detail   T00028401 28401 FMP OPERATING CO 2/1/1999
Click here for detail   T00114250 114250 FONTENOT, RAY H, C A AND D E ST ROMAIN 2/1/1999
Click here for detail   T00800451 800451 FORCENERGY COMPANY 2/1/1999
Click here for detail   606123594 35190 FORCENERGY GOM INC. 2/6/1997
Click here for detail   801870486 29731 FORCENERGY INC 1/1/1999
Click here for detail   805177631 29729 FORCENERGY OFFSHORE INC 1/1/1999
Click here for detail   001794353 114300 FORD MOTOR CO 5/1/1993
Click here for detail   176729796 114500 FOREST HILL, VILLAGE OF 2/1/2005
Click here for detail   808320394 29778 FOREST I DEVELOPMENT COMPANY 5/1/1993
Click here for detail   007909948 29780 FOREST OIL CORP 1/1/2005
Click here for detail   T00029850 29850 FORMAN EXPLORATION COMPANY 2/1/1999
Click here for detail   932646060 800430 FORREST ENERGY, LLC 3/1/1995
Click here for detail   785072450 800539 FORTIS ENERGY MARKETING & TRADING GP 11/1/2006
Click here for detail   154750657 800073 FOUR SQUARE GAS COMPANY, INC 5/1/1993
Click here for detail   157221839 29998 FOWLER ENERGY COMPANY 9/1/2001
Click here for detail   143048713 802888 FOX ENERGY CENTER, LLC 4/1/2004
Click here for detail   794786665 800861 FPL ENERGY SERVICES, INC. 11/1/1998
Click here for detail   540801177 801177 FPLE RHODE ISLAND STATE ENERGY, L.P. 3/1/2008
Click here for detail   047649889 802621 FPLE RHODE ISLAND STATE ENERGY, L.P. 4/1/2008
Click here for detail   T00800509 800509 FRAN OIL 2/1/1999
Click here for detail   122718922 802754 FRANKEL MERZOUG, LLC 11/1/2002
Click here for detail   T00800476 800476 FREDCO OPERATING 2/1/1999
Click here for detail   161439880 800395 FREDONIA RESOURCES, INC. 11/1/1994
Click here for detail   602708344 803846 FREEBIRD GAS STORAGE LLC 5/1/2006
Click here for detail   128385890 803891 FREEDOM ENERGY 12/1/2006
Click here for detail   884864398 800502 FREEMAN EXPLORATION & PRODUCTION CO. 10/1/1995
Click here for detail   T00031045 31045 FREEPORT-MCMORAN OIL & GAS 2/1/1999
Click here for detail   199367988 31056 FRENCH PRODUCTION INC 5/1/1993
Click here for detail   007326879 31070 FRITO-LAY, INC. 5/1/1993
Click here for detail   129368499 802928 FRONTERA GAS SUPPLY, INC. 9/1/2004
Click here for detail   752758627 800968 FRONTERA GENERATION LIMITED PARTNERSHIP 10/1/1999
Click here for detail   085467590 802720 FRONTIER ENERGY SERVICES, LLC