| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Abraxas Petroleum Corporation | San Antonio, TX 78259 | Oil & Gas Operator | Apr 2024 |
| 2 | Aec Oil & Gas USA Inc | Denver, CO 80202 | Oil & Gas Operator | May 2004 |
| 3 | Andrikopoulos Resources* A G | Oil & Gas Operator | Jul 2015 | |
| 4 | Antara Resources Inc | Houston, TX 77002 | Oil & Gas Operator | Apr 2004 |
| 5 | Antler Energy LLC | Baggs, WY 82321 | Oil & Gas Operator | Dec 2023 |
| 6 | Arch Oil & Gas LLC | Dallas, TX 75254 | Oil & Gas Operator | Apr 2024 |
| 7 | Argali Exploration Company | Gas Operator | Feb 2024 | |
| 8 | Axia Energy LLC | Hghlands Ranch, CO 80129-2258 | Oil & Gas Operator | Jun 2016 |