1 | Ed I. Estis | | Oil & Gas Operator | Sep 1998 |
2 | Ed Shea | | Oil Operator | Sep 1990 |
3 | Edwin L Cox-Michael Halbouty | | Oil & Gas Operator | Jun 1986 |
4 | Edwin L. Cox & Berry R. Cox | | Oil & Gas Operator | Jun 1986 |
5 | El Paso Production Company | Houston, TX 77002 | Oil & Gas Operator | Mar 2016 |
6 | Elysium Energy, L.L.C. | Denver, CO 80202 | Oil & Gas Operator | Jun 2019 |
7 | Energy Corp. Of America, Inc. | | Oil & Gas Operator | Aug 1998 |
8 | Energy Recovery Group, LLC | | Oil & Gas Operator | Jul 2008 |
9 | Energy Reserves Group | Houston, TX 770563020 | Oil & Gas Operator | Apr 1996 |
10 | Energy Xxi Gulf Coast, Inc. | | Oil & Gas Operator | Dec 2008 |
11 | Energy Xxi Onshore, LLC | | Oil & Gas Operator | Dec 2023 |
12 | Enervest Operating LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
13 | Enex Resources Corporation | Houston, TX 77002 | Oil & Gas Operator | Dec 2009 |
14 | Enlink Lig, LLC | | Oil Operator | Jul 2024 |
15 | Enstar Petroleum Company | | Oil & Gas Operator | Jul 1985 |
16 | Enterprise Resources Inc. | | Oil & Gas Operator | Jun 1979 |
17 | Equinox Oil Company | Plainville, KS 67663 | Oil & Gas Operator | Jul 2024 |
18 | Equitable Petroleum Corp. | | Oil & Gas Operator | Jan 1999 |
19 | Est Of WM G Helis (A Partnership) | | Oil & Gas Operator | Dec 2009 |
20 | Exchange Oil & Gas Corporation | Tulsa, OK 74103 | Oil & Gas Operator | Oct 1987 |
21 | Exxon Corporation | Houston, TX 77210 | Oil & Gas Operator | Jun 2024 |
22 | Exxon Mobil Corporation | Spring, TX 77389 | Oil & Gas Operator | Dec 2024 |