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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Petra Oleum Corp | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Nov 2011 |
| Petro Mex Resources | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Aug 2025 |
| Petro Operating Company LLC | Colorado | 146,714 BBLs | 671,373 MCF | Jan 1999 - Sep 2025 |
| Petro-Canada Resources (USA) Inc | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Feb 2010 |
| Petroglyph Operating Co Inc Adba Petroglyph Energy | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Oct 2011 |
| Petrogulf Corporation | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Mar 2001 |
| Petrohunter Operating Company | Colorado | 0 BBLs | 0 MCF | Jun 2000 - Dec 2013 |
| Petroleum Energy Corp | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Jul 2012 |
| Petroleum Exploration Company LTD Dba Petex | Colorado | 222 BBLs | 0 MCF | Jan 1999 - Sep 2025 |
| Petroleum Management LLC | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Dec 2007 |
| Petroleum Resource Management Corp. | Colorado | 0 BBLs | 0 MCF | Nov 2012 - Oct 2025 |
| Petron Development Company | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Sep 2020 |
| Petroshare Corporation | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Jan 2024 |
| Petrox Resources Inc | Colorado | 0 BBLs | 36,690 MCF | Jan 1999 - Oct 2025 |
| Phoenix Resources LLC | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Jul 2022 |
| Piceance Energy LLC | Colorado | 5,530 BBLs | 3,444,743 MCF | Jan 1999 - Sep 2025 |
| Piland Resources | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Mar 2022 |
| Pine Ridge Oil & Gas LLC | Colorado | 0 BBLs | 0 MCF | May 2010 - Feb 2015 |
| Pineland Operating Company LLC | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Aug 2025 |
| Pintail Petroleum LTD | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Oct 2019 |
| Pioneer Natural Resources USA Inc | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Jun 2016 |
| Plains Petroleum Operating Co | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Nov 2000 |
| Platinum Gas Properties LLC | Colorado | 0 BBLs | 578 MCF | Feb 2009 - Oct 2025 |
| Plug Nickel Oil Company Inc | Colorado | 181 BBLs | 0 MCF | Jan 1999 - Sep 2025 |
| Poc-I LLC | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Oct 2025 |
| Polaris Production Opco LLC | Colorado | 0 BBLs | 0 MCF | Oct 2012 - Aug 2025 |
| Poncho Production Co | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Jan 2022 |
| Prairie Operating Co LLC | Colorado | 517,569 BBLs | 2,017,968 MCF | Jun 2006 - Sep 2025 |
| Prairie Resources LLC | Colorado | 8 BBLs | 0 MCF | Dec 2012 - Oct 2025 |
| Pre Resources Inc | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Jul 2016 |
| Premium Oil Co | Colorado | 0 BBLs | 0 MCF | Feb 1999 - Dec 2015 |
| Presco Inc | Colorado | 0 BBLs | 0 MCF | Jan 2004 - Mar 2010 |
| Prime Operating Company | Colorado | 0 BBLs | 0 MCF | Jan 1999 - May 2018 |
| Private Oil Industries Inc | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Jan 2002 |
| Production Management Inc | Colorado | 0 BBLs | 0 MCF | Sep 1999 - Oct 2006 |
| Pronghorn Operating LLC | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Jan 2023 |
| Prospect Energy LLC | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Jan 2024 |
| Providence Operating LLC Dba Poco Operating | Colorado | 74,676 BBLs | 359,795 MCF | Jan 1999 - Sep 2025 |
| Prudent Resources LLC | Colorado | 0 BBLs | 0 MCF | May 2015 - Oct 2025 |
| Puckett Land Company | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Dec 2020 |
| Puckett-Warren Oil Co | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Dec 2004 |
| QB Energy Operating LLC | Colorado | 26,233 BBLs | 11,012,220 MCF | Jan 1999 - Sep 2025 |
| Qep Energy Company | Colorado | 0 BBLs | 0 MCF | Jan 1999 - May 2015 |
| Quicksilver Resources Inc | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Jun 2015 |
| Rampike Resources LTD | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Aug 2025 |
| Ranchers Exploration Partners LLC | Colorado | 0 BBLs | 0 MCF | May 2014 - Jan 2015 |
| Red Mesa Holdings/O&G LLC | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Nov 2014 |
| Red Mountain Energy LLC | Colorado | 0 BBLs | 0 MCF | Jun 2005 - Sep 2017 |
| Red Mountain Resources LLC | Colorado | 0 BBLs | 0 MCF | Jan 1999 - Sep 2023 |
| Red River Ranch Holdings LLC | Colorado | 0 BBLs | 0 MCF | Oct 2003 - Jan 2015 |