Wyoming
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Corporate Name Change & Merger Index
# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
| Company Name (OLD NAME) | Changed or Merged To (NEW NAME) | Date of BLM WY Decision or Cover Memo | BLM State Office that Issued Decision |
|---|---|---|---|
| Eagle Exploration Co | Century Oil & Gas Corp | 10/23/1978 01/25/1979 | CO WY |
| Eason Oil Company an Oklahoma Corporation | Eason Oil Company a Delaware Corporation | 11/01/2004 12/09/2004 | WY NM |
| EBDL, Inc | J Walter Duncan, Jr. Inc. | 01/20/1989 | WY |
| Echo Oil Corporation | Maynard Oil Company | 08/15/1980 | WY |
| Echo Oil Corporation | Echo Oil Division Maynard Oil Company | 09/28/1979 | WY |
| Eckels, Robert E | Robert E Eckels Family Trust | 07/23/2001 | WY |
| Eckels, Robert E | Robert E Eckels Marital Trust | 07/23/2001 | WY |
| Ecological Engineering Systems, Inc. | WGP, Inc. | 10/07/1987 | WY |
| Edisto Expl & Prod Co | Forcenergy Inc | 03/10/1998 | WY |
| EDP Operating Ltd | Cancelled | 07/29/2002 | MT |
| EEH Newco LLC | EnCana Oil & Gas (USA) Inc | 03/15/2005 | CO |
| EEX Corp | Newfield Exploration Gulf Coast Inc | 07/10/2003 | MT |
| El Paso Oil and Gas Company | Odessa Natural Corporation | 12/21/1970 12/28/1970 | NM WY |
| El Paso Prod Co | Meridian Oil Inc | 05/20/1996 | MT |
| El Paso Production Company | El Paso E&P Company, L.P. | 07/24/2006 | WY |
| El Paso Production Oil & Gas USA, L.P. | El Paso E&P Company, L.P. | 07/24/2006 | WY |
| El Paso Expl Co | Meridian Oil Prod Inc | 09/05/1985 | WY |
| Elba Gas Company | WOC Acqstn Company | 01/23/1995 | WY |
| Elk Asset Company, LLC | Elk Resources, Inc. Utah Notice (Oil & Gas leases only) Wyoming Cover Memorandum (Oil & Gas leases only) |
| UT WY |
| Elk Resources, Inc. | Elk Resources LLC Utah Notice (Oil & Gas leases only) Wyoming Cover Memorandum (Oil & Gas leases only) | 03/13/2008 05/01/2008 | UT WY |
| Ellbogen, John P | Estate of John P. Ellbogen John P Ellogen II, Personal Representative of Estate | 05/05/2003 | WY |
| Ellbogen, John P., Estate of | Ellogen Property Management | 05/05/2003 | WY |
| Elliot Industries | Elliot Industries LP | 12/17/2001 | NM |
| Ellwood Oil Company | Southwest Royalties Inc Amended Decision | 11/22/1991 | WY |
| Emerald Oil Company (Company dissolved) | First Mississippi Corporation (Assets Reverted to Parent Corporation) | 10/08/1980 | WY |
| EM Nominee Partnership Company | Hallwood Energy Partners LP | 12/27/2002 | MT |
| Empire Crude Oil Co | Golden Oil Co Amended Decision Additional Lease | 04/20/1972 11/08/1972 | WY WY |
| Enerplus Newco LLC | Lyco Energy Corporation | 06/22/2006 | MT |
| EnCana Energy Resources, Inc | EnCana Energy Holdings, Inc. | 03/14/2005 | MT |
| EnCana Gathering Services (USA) Inc | EnCana Oil & Gas (USA) Inc | 03/15/2005 | CO |
| Encore Energy, Inc. | Solar Petroleum, Inc. | 07/08/1987 | WY |
| Encso Resources Company | Ensco Tool and Supply Company | 06/02/1989 | WY |
| Energen Resources MAQ Inc | Energen Resources Corp | 02/28/2001 | NM |
| Energetics Inc | Energetics Operating Company Amended Decision-Additional Lease Amended Decision-Additional Lease Amended Decision-Additional Lease Amended Decision-Additional Lease Amended Decision-Additional Lease Amended Decision-Additional Lease Amended Decision-Additional Lease Amended Decision-Additional Lease | 05/26/1983 10/24/1983 03/22/1984 05/14/1984 09/27/1984 04/26/1985 06/26/1985 09/05/1985 11/18/1985 | WY WY WY WY WY WY WY WY WY |
| Energy Associates Inc | General Atlantic Ene Corp | 03/08/1989 | WY |
| Energy Development Corp | Samedan Oil Corp | 05/06/2002 | NM |
| Energy Minerals Corporation | Weeks Energy Minerals Corporation | 05/04/1984 | WY |
| Energy Reserves Group | BHP Petroleum Americas Inc | 12/03/1985 | WY |
| Enjay Chemical | Exxon Corp | 09/03/2004 | WY |
| Enron Oil & Gas Co | EOG Resources Inc | 06/22/2000 | NM |
| Enron Producing Co | Enron Oil & Gas Co | 02/12/1990 | WY |
| Enserch Energy Inc | Enserch Exploration Inc Amended Decision | 11/14/1985 | WY |
| Enserch Expl Inc | EEX Corp | 06/05/1998 | WY |
| Enserch Expl Inc | Lone Star Ene Plant Oper | 10/24/1997 | MT |
| Enserch Exploration Inc | Enserch Corporation | 11/14/1985 | WY |
| Ensign Operating Company | Medicine Bow Operating Company | 01/27/2004 | WY |
| Ensource Inc | UMC Petro Corp | 11/01/1991 | WY |
| ENSTAR Petroleum Inc | McAlester Fuel Company Amended Decision-Additional Lease | 04/23/1983 07/25/1984 03/25/1988 | MT WY WY |
ENSTAR Petroleum Inc | ENSTAR Petroleum Company | 03/25/1988 | WY |
| Entech Gas Ventures Inc | PanCanadian Energy Res Inc | 01/30/2002 | WY |
| EOG (Louisiana) Inc | Ensign Oper Co | 07/03/1997 | WY |
| EOG (New Mexico) Inc | Ensign Oper Co | 07/03/1997 | WY |
| EOG (Oklahoma) Inc | Ensign Oper Co | 07/03/1997 | WY |
| EOG (Texas) Inc | Ensign Oper Co | 07/03/1997 | WY |
| EOTT Energy Operating Limited Partnership | Plains Marketing LP | 08/01/2005 | WY |
| EP Operating Company | EP Operating Company, Ltd | 01/03/1993 | WY |
| EP Operating Co Ltd | EP Oper Ltd Partnership | 01/31/1995 | WY |
| EP Oper Ltd Partnership | New Enserch Expl Inc | 04/03/1995 | MT |
| Equilion Pipeline Company LLC | Shell Pipeline Company LLC | 12/27/2002 | WY |
| Equitable Resources Energy CO | Equitable Production Company | 01/17/2003 | MT |
| Equitable Res Ene Co Balcron Oil Division | Equitable Energy Co (Operator name Only From Letter) | 05/10/1996 | WY |
| Esso Chemical Co | Exxon Corp | 09/03/2004 | WY |
| Estate of Mary McClintock Swift | Documents returned with letter - no record title interest involved | WY | |
| Eurafrep Inc | Gemstar Petroleum Corp | 05/16/1986 | WY |
| Evergreen Operating Corporation | Pioneer Natural Resources USA, Inc. | 04/26/2005 | MT |
| Evergreen Resources, Inc. | Pioneer Evergreen Properties, LLC | 02/10/2005 | MT |
Evergreen Supply and Distribution Co | Pioneer Natural Resources USA, Inc. | 04/26/2005 | MT |
Evergreen Well Service Company | Pioneer Natural Resources USA, Inc. | 04/26/2005 | MT |
| Evmar Oil Corp | Gruss Petroleum Corp | 05/22/1986 | WY |
| Excel Ene Corp (Company Dissolution) | Barrett Resources Corp - Assets returned to above listed parent Co | 07/18/1991 | WY |
| Excelsior Oil Corporation | McMoRan Offshoer Exploration Co | 07/17/1985 | WY |
| Exeter Drilling and Exploration Co | Exeter Company | 05/02/1975 | WY |
| Exeter Drilling Company | Exeter Drilling and Exploration Company | 08/07/1970 | WY |
| Exeter Exploration Co | Midcon Exploration Co-Exeter | 01/08/1987 | WY |
| Exploration Inc | Presidio Exploration Inc | 03/08/1989 | WY |
| Exxcel Energy Corporation | Excel Energy Corporation | 02/01/1979 02/14/1979 | CO WY |
| Exxon Corporation Exxon Corporation | ExxonMobil Corporation ExxonMobil Corporation (Amended Decision) | 09/03/2004 02/10/2006 | ES WY |
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