| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Aladdin Petroleu | Oil & Gas Operator | Nov 1995 | |
| 2 | Aladdin Petroleum Corporation | Wichita, KS 67202 | Oil & Gas Operator | Jan 2021 |
| 3 | Allam Carl Oil C | Oil Operator | Mar 1986 | |
| 4 | Allison J A | Oil & Gas Operator | Nov 1995 | |
| 5 | American Warrior | Oil & Gas Operator | Dec 2023 | |
| 6 | American Warrior Inc | Garden City, KS 67846 | Oil & Gas Operator | Jan 2024 |
| 7 | Anderson Thornto | Oil & Gas Operator | Mar 1995 | |
| 8 | Anstine & Musgrove Inc | Ponca City, OK 74602 | Oil & Gas Operator | Jan 2024 |
| 9 | Apollo Energies Inc | Pratt, KS 67124 | Oil & Gas Operator | Feb 2024 |
| 10 | Ares Energy, LTD. | Midland, TX 79701 | Oil & Gas Operator | Apr 2024 |
| 11 | Argent Energy (Us) Holdings Inc | Sugar Land, TX 77479 | Oil & Gas Operator | Feb 2023 |
| 12 | Arnold Prodn. | Oil & Gas Operator | Jan 2006 | |
| 13 | Aylward Drilling | Oil & Gas Operator | Dec 1986 |