| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | P & M Petroleum Management | Denver, CO BAD ADDR | Oil & Gas Operator | Apr 2010 |
| 2 | Patrick Petroleum Co. | Jackson, MI 49201 | Oil & Gas Operator | Nov 1993 |
| 3 | Pawnee Oil Corp. | Oil Operator | May 2003 | |
| 4 | Petro-Lewis Corp. | Oil & Gas Operator | Feb 1994 | |
| 5 | Petroleum Inc | Wichita, KS 67202 | Oil & Gas Operator | Oct 2021 |
| 6 | Phillips Petroleum Company | Houston, TX 77251 | Oil & Gas Operator | Mar 2013 |
| 7 | Placid Oil Company | Houston, TX 77227 | Oil & Gas Operator | Mar 2008 |
| 8 | Prima Exploration, Inc. | Denver, CO 80206 | Oil & Gas Operator | Oct 2025 |