| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | K Wilson Enterprises Inc. | Oil Operator | Jan 2024 | |
| 2 | Kepco Operating, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Jan 2024 |
| 3 | Kerr-McGee Corporation | Dallas, TX 75380 | Oil & Gas Operator | Sep 2023 |
| 4 | Kerr-McGee Oil & Gas Corp. | Houston, TX 77251 | Oil & Gas Operator | Sep 2006 |
| 5 | Key Production Company, Inc. | Longview, TX 75606 | Oil & Gas Operator | Jan 2024 |
| 6 | Kinder Morgan Treating LP | Oil Operator | Jun 2019 | |
| 7 | King Drilling Co | Seville, OH 44273-52-52 | Oil & Gas Operator | Jan 2024 |
| 8 | Koch Gateway Pipeline Company | Oil & Gas Operator | Feb 2001 | |
| 9 | Krista P. Burnum | Oil Operator | Dec 2023 |