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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Robert L Bayless Producer, LLC | Utah | 9,826 BBLs | 16,561 MCF | Aug 1958 - Sep 2024 |
| Robertson Energy, LLC | Louisiana | 2,768 BBLs | 3,545 MCF | Apr 2016 - Jul 2024 |
| Rock Creek Energy, LLC | Arkansas | 0 BBLs | 76,860 MCF | Jan 2023 - Jun 2024 |
| Rock River Operating Inc | Wyoming | 2,457 BBLs | 4,442 MCF | Apr 1994 - Sep 2024 |
| Ron-Bob Oil LLC | Kansas | 1,170 BBLs | 0 MCF | Jan 1980 - Jul 2024 |
| Ronny N. Davis | Louisiana | 1,218 BBLs | 0 MCF | Jan 1977 - Jul 2024 |
| Ross Explorations, Inc | Arkansas | 0 BBLs | 134,499 MCF | Jan 2001 - Jun 2024 |
| Roughhouse Operating, LLC | New Mexico | 4,351 BBLs | 12,364 MCF | May 2021 - Sep 2024 |
| Royal Drilling Inc | Kansas | 1,116 BBLs | 0 MCF | Jan 1980 - Jul 2024 |
| Rubicon Oil & Gas, LLC | New Mexico | 1,877 BBLs | 21,666 MCF | Sep 2002 - Sep 2024 |
| Rupe Oil Company, Inc. | Kansas | 1,268 BBLs | 518 MCF | Jan 1980 - Jul 2024 |
| Russell Oil, Inc. | Kansas | 6,412 BBLs | 0 MCF | Jan 1980 - Jul 2024 |
| S & K Oil Production, Inc. | Kansas | 4,822 BBLs | 0 MCF | Jan 1980 - Jul 2024 |
| S.H. Loe Oil Corp. | Louisiana | 2,464 BBLs | 0 MCF | Oct 1986 - Jul 2024 |
| Sabinal Energy Operating, LLC | New Mexico | 6,571 BBLs | 12,014 MCF | Jul 2019 - Sep 2024 |
| Saga Resource Management LLC | Alabama | 0 BBLs | 405,148 MCF | Dec 1988 - Jun 2024 |
| Sage Butte PRB Operating, LLC | Wyoming | 116,628 BBLs | 381,829 MCF | Mar 2018 - Sep 2024 |
| Samson Exploration LLC | Wyoming | 183,965 BBLs | 197,388 MCF | Mar 2015 - Sep 2024 |
| Samson Oil And Gas USA, Inc | North Dakota | 11,445 BBLs | 5,844 MCF | Sep 2013 - Sep 2024 |
| Samuel Gary Jr. & Associates, Inc. | Kansas | 26,471 BBLs | 13,014 MCF | Jan 1980 - Jul 2024 |
| San Juan Resources, Inc. | New Mexico | 431 BBLs | 30,695 MCF | Jan 1993 - Sep 2024 |
| Sandpoint Energy Partners LLC | Louisiana | 2,119 BBLs | 0 MCF | Nov 2019 - Jul 2024 |
| Sandridge Exploration And Production LLC | Kansas | 2,706 BBLs | 243,749 MCF | Jan 1980 - Jul 2024 |
| Savoy Energy, LLC | Utah | 0 BBLs | 93,479 MCF | Mar 2005 - Oct 2024 |
| Schankie Well Service, Inc. | Kansas | 1,684 BBLs | 0 MCF | Jan 1980 - Jul 2024 |
| Scheck Oil Operation | Kansas | 8,404 BBLs | 0 MCF | Jan 1980 - Jul 2024 |
| Schindler Oil, LLC | Kansas | 1,124 BBLs | 0 MCF | Jan 2010 - Jul 2024 |
| Scott Services LLC | Kansas | 2,277 BBLs | 0 MCF | Jun 1996 - Jul 2024 |
| Scott'S Production, LLC | Kansas | 1,760 BBLs | 0 MCF | Jan 1980 - Jul 2024 |
| Scout Energy Management LLC | Colorado | 223,560 BBLs | 5,125,431 MCF | Dec 2021 - Aug 2024 |
| Scout Energy Management LLC | Kansas | 5,008 BBLs | 4,313,779 MCF | Jan 1980 - Jul 2024 |
| Scout Energy Management LLC | Montana | 0 BBLs | 592,571 MCF | Nov 2015 - Sep 2024 |
| Scout Energy Management LLC | New Mexico | 17,698 BBLs | 46,499 MCF | Oct 2021 - Sep 2024 |
| Scout Energy Management LLC | North Dakota | 89,193 BBLs | 62,115 MCF | May 2016 - Sep 2024 |
| Scout Energy Management, LLC | Utah | 495,808 BBLs | 380,390 MCF | Dec 2022 - Sep 2024 |
| Seagull Operating Co., Inc. | Louisiana | 1,776 BBLs | 0 MCF | Jan 1977 - Jul 2024 |
| Seeley Oil Company LLC | Colorado | 6,203 BBLs | 6,951 MCF | Dec 2015 - Aug 2024 |
| Seeley Oil Company, LLC | Utah | 1,625 BBLs | 1,235 MCF | Jan 2003 - Sep 2024 |
| SG Interests I LTD | Colorado | 59 BBLs | 355,296 MCF | Jan 1999 - Sep 2024 |
| Shackelford Oil Co | New Mexico | 3,129 BBLs | 2,129 MCF | Jan 1993 - Sep 2024 |
| Shakespeare Oil Co., Inc. | Kansas | 30,239 BBLs | 0 MCF | Jan 2004 - Jul 2024 |
| Shelby Resources LLC | Kansas | 4,407 BBLs | 44 MCF | Feb 1980 - Jul 2024 |
| Shelf Energy, LLC | Louisiana | 12,285 BBLs | 8,354 MCF | Nov 2008 - Jun 2024 |
| Shields Oil Producers Inc. | Kansas | 2,102 BBLs | 0 MCF | Jan 1980 - Jul 2024 |
| Shuler Drilling Company Inc | Arkansas | 1,932 BBLs | 0 MCF | Jan 2001 - Jul 2024 |
| Signal Hill Company LLC | Wyoming | 13,832 BBLs | 670 MCF | Apr 2004 - Sep 2024 |
| Silver Hill Energy Operating, LLC | Louisiana | 144 BBLs | 4,445,092 MCF | Dec 2021 - Jun 2024 |
| Silver Hill Energy Operating, LLC | North Dakota | 277,276 BBLs | 873,578 MCF | Jul 2024 - Sep 2024 |
| Silverback Operating II, LLC | New Mexico | 88,025 BBLs | 257,107 MCF | Dec 2021 - Sep 2024 |
| Simcoe LLC | Colorado | 0 BBLs | 8,827,775 MCF | Mar 2020 - Sep 2024 |