| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Ace Energy LLC | Leawood, KS 66211 | Oil & Gas Operator | Nov 2025 |
| 2 | Apache Corporation | Houston, TX 77042 | Oil & Gas Operator | Mar 2026 |
| 3 | Apollo Exploration And Development Inc | Oil & Gas Operator | Aug 2025 | |
| 4 | Arbor Operating LLC | Oil & Gas Operator | Jan 2026 | |
| 5 | Arbor Resources LLC | Oil & Gas Operator | Dec 2007 | |
| 6 | Asher Oil LLC | Oil & Gas Operator | Jan 2026 | |
| 7 | Aztec Producing Company Inc | Oil & Gas Operator | May 2022 |