Companies starting with E.

160 oil & gas companies — each links to its full acquisition lineage and corporate successor.

E.E. Nearburg
E.P. Operating
Eagle Chief Royalty Company
Eagle Mountain Energy Corp.
EAI Acquisition Company Inc.
Earlsboro Energies
Earlsboro Energy Corporation
Earlsboro Oil and Gas Corp.
Earthstone Energy
Eason Oil Company
East Tennessee Natural Gas
East Wall Street Corporation
Eastern Energy Marketing Inc.
Eastern Group, Inc., The
Eastern States Exploration Company
Eastern States Oil & Gas, Inc.
Eastern States Oil Company
Eastern States Petroleum & Chemical Co.
Eastland Oil Company
Eberly and Meade, Inc.
ECC Energy Corp.
Echo, Inc.
Ecological Engineering Systems, Inc.
ECOS Corporation
Ecova Corporation
Ecuanor ASA
Edge Petroleum Corp.
Edisto Resources Corp.
Edwards & Leach Oil Company
Edwin L. & Berry R. Cox
EEH Newco LLC
EEX Corp.
EEX Onshore, Inc.
EFA Technologies, Inc.
Egret Energy Corporation
El Can Petroleum Company
El Dorado Oil Company
El Paso Corp.
El Paso Energy Inc.
El Paso Exploration and Production Company
El Paso Exploration Company
El Paso Natural Gas Company
El Paso Oil & Gas Acquisition Corp.
El Paso Oil & Gas Canada Acquisition Corp.
El Paso Production
El Paso Products Company
Elan Energy, Ltd.
Eland Energy Corporation
Elba Gas Company
Elders Resources North America Inc.
Elf Aquataine, Inc.
Elf Aquitaine Inc.
Elf Exploration, Inc.
Elk River Resources
Ellora Oil & Gas Inc.
Ellora Operating LP
Ellwood Oil Company
Elmerado Petrocorp
EM Nominee Partnership Company
Emerald Oil and Gas
Empire Energy Company
Empire Gas and Fuel Company
Empire Oil and Refining Company
Empire Southern
Encana Corp
EnCana Oil & Gas, Ltd.
Enchanced Oil Resoyrces, Inc.
Encor Inc.
Encore Acquisition Co.
Encore Operating, LP
Endeavor Energy Resources
Endeavor Pipeline Inc.
Energen Resources Corporation
Energen Resources MAQ, Inc.
Energy Assets Capital Corp.
Energy Assets International Corp.
Energy Assets IV-A LTD
Energy Associates, Inc.
Energy Development Corporation
Energy Exchange Corp.
Energy Investments Inc.
Energy Minerals Corp.
Energy Operations Nevada, LP
Energy Partners LTD (a/k/a EPL)
Energy Partners Nominee Co.
Energy Reserves Group, Inc.
Energy Service Company, Inc.
Energy Transfer
Enerplus Corporation
Enerplus Group
Enex Resources Corp.
English-American Import Export Co.
Enhance Oil Resources, Inc.
Enjay Chemical Company
Enogex, Inc.
Enopco Inc.
Enova Corporation
Enpal Inc.
ENRON Corp.
Enron Gas Service Corp.
Enron Oil & Gas Company
Ensearch Exploration Company
Enserch Corp.
Enserch Exploration
Ensign Oil & Gas Inc.
Ensign Oil Company
Ensource Inc.
Ensources Inc.
Enstar Petroleum Company
Ensyn Energy Inc.
Ensyn Group Inc. (Boston)
Ensyn Petroleum International
Entell NGL Services, LLC
Enterprise Products Partners, L.P.
Entex Petroleum, Inc.
Entex, Inc.
EOG (Oklahoma) Inc.
EOG Resources, Inc.
EOR International Inc.
EPCO
EPL
Eppi Energies Corp.
EPSCO
EPX Company
EQT Corporation
Equitable Petroleum Corp.
Equitable Production (Gulf) Company
Equitable Resources Energy Company
Equitrans Midstream Corporation
Equity Oil Company (Salt Lake)
ESCO Energy Inc.
ESCO, Inc.
Esenjay Exploration Inc.
Esmeralda Limited Liability Company
Esso Chemical Company, Inc.
Esso Standard Oil Company
Estoril Producing Corporation
Ethel D. Company
Eureka Oil Company
Everest Energy Corp.
Evergreen Operating Corporation
Evergreen Resources, Inc.
Ex-Mission Ranches, Inc.
Excel Energy Corp.
Excel Oil & Gas, Inc.
Excelsior Oil Corp.
Exchange
Exco Resources, Inc.
Exeter Oil Company
Expand Energy
Expedition Natural Resources Inc.
Exploration Associates, L.P.
Exploration Company
Exploration Company of Louisiana
Exploration Company, The (San Antonio)
Exploration Drilling, L.P.
Express Acquisition Company
Exxon Company USA
Exxon Corporation
ExxonMobil Corp.