| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | L & B Oil | Longton, KS 67352 | Oil Operator | Dec 2019 |
| 2 | L. D. Drilling, Inc. | Great Bend, KS 67530 | Oil & Gas Operator | Feb 2026 |
| 3 | Lario Oil & Gas Company | Odessa, TX 79762 | Oil & Gas Operator | Jun 2026 |
| 4 | Larson Operating Company | Olmitz, KS 67564-8561 | Oil & Gas Operator | Dec 2019 |
| 5 | LB Exploration, Inc. | Wichita, KS 67205 | Oil & Gas Operator | Nov 2025 |