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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| QB Energy Operating LLC | Colorado | 30,771 BBLs | 11,285,808 MCF | Jan 1999 - Jan 2026 |
| Quail Oil & Gas, LC | Kansas | 1,629 BBLs | 7,453 MCF | Jan 1980 - Dec 2025 |
| Quantent Energy Partners Operating LLC | Louisiana | 0 BBLs | 1,556,614 MCF | Oct 2024 - Dec 2024 |
| Quatro Osos E&P, LLC | New Mexico | 1,204 BBLs | 0 MCF | Aug 2017 - Jan 2026 |
| Quinex Energy Corp | Utah | 8,870 BBLs | 40,675 MCF | Jun 1985 - Jan 2026 |
| R & B Oil & Gas, Inc. | Kansas | 6,163 BBLs | 134,165 MCF | Jan 1980 - Dec 2025 |
| R & B Oil Company, LLC Of Texas | Louisiana | 1,233 BBLs | 0 MCF | Mar 2017 - Jan 2025 |
| R. P. Nixon Operations, Inc | Kansas | 3,112 BBLs | 0 MCF | Jan 1980 - Dec 2025 |
| R3 Operating Corporation | Montana | 3,454 BBLs | 1,457 MCF | May 2024 - Jan 2026 |
| R360 Environmental Solutions Of La, LLC | Louisiana | 2,720 BBLs | 0 MCF | Apr 2014 - Jan 2025 |
| Ragnar Exploration, LLC | North Dakota | 4,661 BBLs | 2,747 MCF | Jan 2023 - Feb 2026 |
| Rains & Williamson Oil Co., Inc. | Kansas | 968 BBLs | 1,504 MCF | Jan 1980 - Dec 2025 |
| Rama Operating Co., Inc. | Kansas | 13,360 BBLs | 2,718 MCF | Jan 1980 - Dec 2025 |
| Ramshorn Resources, LLC | Kansas | 508 BBLs | 33,429 MCF | Jan 2010 - Dec 2025 |
| Ranch Oil Company | Wyoming | 1,697 BBLs | 0 MCF | Jan 1986 - Feb 2026 |
| Ranch Production LLC | Michigan | 1,547 BBLs | 0 MCF | Jan 1996 - Aug 2025 |
| Raney Oil Company, LLC | Kansas | 3,979 BBLs | 0 MCF | Jan 1980 - Dec 2025 |
| Rangeview Resources Operating Co | Wyoming | 10,710 BBLs | 865,486 MCF | Jul 2022 - Jan 2026 |
| Raybaw Operating, LLC | New Mexico | 31,518 BBLs | 130,460 MCF | Oct 2020 - Jan 2026 |
| Raydon Exploration, Inc. | Kansas | 2,982 BBLs | 9,229 MCF | Feb 1980 - Dec 2025 |
| Raymond Oil Company, Inc. | Kansas | 8,400 BBLs | 0 MCF | Jan 1980 - Dec 2025 |
| RBM Oil LLC | Kansas | 1,139 BBLs | 0 MCF | Jan 2010 - Dec 2025 |
| Red Oak Energy, Inc. | Kansas | 1,477 BBLs | 0 MCF | Aug 1981 - Dec 2025 |
| Red Tiger Oil & Gas LLC | Wyoming | 16,898 BBLs | 0 MCF | Sep 2018 - Jan 2026 |
| Red Willow Production Company | Colorado | 0 BBLs | 2,840,394 MCF | Jan 1999 - Jan 2026 |
| Redbud Oil & Gas Operating, LLC | Kansas | 1,493 BBLs | 164,747 MCF | Jan 2010 - Dec 2025 |
| Redland Resources, LLC | Kansas | 2,770 BBLs | 9,976 MCF | Jan 1980 - Dec 2025 |
| Reefworks LLC | Michigan | 2,896 BBLs | 2,075 MCF | Jan 2022 - Aug 2025 |
| Renegade Oil & Gas Company LLC | Colorado | 1,888 BBLs | 9,468 MCF | Jan 1999 - Jan 2026 |
| Resonance Exploration (North Dakota) LLC | North Dakota | 5,546 BBLs | 7,748 MCF | Dec 2014 - Feb 2026 |
| Ressler Well Service, Inc. | Kansas | 1,977 BBLs | 0 MCF | Jan 1980 - Dec 2025 |
| RH Capital-Beets, LLC | Kansas | 1,094 BBLs | 0 MCF | Sep 2014 - Dec 2025 |
| Richardson And Son , Inc. | Kansas | 2,847 BBLs | 0 MCF | Jan 1980 - Dec 2025 |
| Richardson Operating Co | Wyoming | 8,191 BBLs | 29,898 MCF | Jan 1982 - Jan 2026 |
| Richlan Drilling, A General Partnership | Kansas | 2,867 BBLs | 0 MCF | Jan 1980 - Dec 2025 |
| Ridge Oil & Gas, LLC | Montana | 0 BBLs | 775,075 MCF | Feb 2022 - Jan 2026 |
| Rierson Energy, LLC | Kansas | 2,027 BBLs | 0 MCF | Jan 1980 - Dec 2025 |
| Riley Permian Operating Company, LLC | New Mexico | 315,426 BBLs | 1,394,618 MCF | Jun 2018 - Jan 2026 |
| Rim Operating Inc | Wyoming | 7,848 BBLs | 385 MCF | Jan 1988 - Feb 2026 |
| Rim Operating, Inc | Colorado | 165 BBLs | 32,019 MCF | Jan 1999 - Jan 2026 |
| Rim Operating, Inc. | Montana | 5,653 BBLs | 3,122 MCF | Jan 1991 - Jan 2026 |
| Rim Operating, Inc. | New Mexico | 1,185 BBLs | 112,185 MCF | Nov 2017 - Jan 2026 |
| Rim Operating, Inc. | North Dakota | 12,044 BBLs | 5,809 MCF | Feb 2011 - Feb 2026 |
| Ritchie Exploration, Inc. | Kansas | 31,010 BBLs | 24,000 MCF | Jan 1980 - Dec 2025 |
| River Rock Operating, LLC | Kansas | 1,249 BBLs | 370,422 MCF | Jan 2010 - Dec 2025 |
| Riverside Energy Michigan LLC | Michigan | 1,832 BBLs | 3,091,061 MCF | Aug 2000 - Aug 2025 |
| RJ Energy, LLC | Kansas | 19,616 BBLs | 0 MCF | Jan 2010 - Dec 2025 |
| RJM Company | Kansas | 17,209 BBLs | 0 MCF | Jan 1980 - Dec 2025 |
| RL Investment, LLC | Kansas | 2,597 BBLs | 0 MCF | Jan 1980 - Dec 2025 |
| Robert L Bayless Producer LLC | New Mexico | 128 BBLs | 85,461 MCF | Nov 1995 - Jan 2026 |