Oil & Gas Companies in Colorado
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | Lamar Oil & Gas Exploration | | Gas Operator | Oct 2013 |
| 2 | Laramie Energy LLC | | Oil & Gas Operator | Aug 2013 |
| 3 | Lasso Oil & Gas LLC | | Oil & Gas Operator | Jul 2022 |
| 4 | LB Exploration, Inc. | Wichita, KS 67205 | Oil & Gas Operator | Jul 2025 |
| 5 | Legado DJ, LLC | | Oil & Gas Operator | Jul 2011 |
| 6 | Lilis Energy Inc | Denver, CO 80203 | Oil & Gas Operator | Aug 2017 |
| 7 | Linn Bros Oil & Gas Inc | Fruita, CO 81521 | Oil & Gas Operator | Oct 2025 |
| 8 | Locin Oil Corporation | Katy, TX 77494 | Oil & Gas Operator | Dec 2025 |
| 9 | Loeb LLC* Herman L | | Oil & Gas Operator | Oct 2025 |
| 10 | Logos Operating, LLC | Farmington, NM 87401 | Oil & Gas Operator | Sep 2025 |
| 11 | Loloff Construction Inc | | Oil & Gas Operator | Apr 2016 |
| 12 | Lone Mountain Production Company | | Oil & Gas Operator | Jan 2016 |
| 13 | Longs Peak Resources LLC | Houston, TX 77019 | Oil & Gas Operator | Oct 2025 |
| 14 | Lorentz Oil & Gas LLC | Edmond, OK 73034-7266 | Oil & Gas Operator | Aug 2025 |
| 15 | Lundvall Oil & Gas Inc | | Oil & Gas Operator | Jan 2023 |
| 16 | Lyco Energy Corporation | Dallas, TX 75206 | Oil & Gas Operator | Jun 2015 |
Production numbers shown above are only for Colorado and for the production period listed.