| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | L & J Operating Inc | Gillette, WY 82718 | Oil & Gas Operator | Aug 2016 |
| 2 | L R Company | Casper, WY 82602 | Oil & Gas Operator | Sep 2007 |
| 3 | Lear Petroleum Exploration | Oil & Gas Operator | Jul 2013 | |
| 4 | Levinson Partners Corporation | Denver, CO 80202 | Oil & Gas Operator | Jul 1995 |
| 5 | Lusk Operating LLC | Denver, CO 80202 | Oil Operator | Jun 2017 |