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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Shields Oil Producers Inc. | Kansas | 2,317 BBLs | 0 MCF | Jan 1980 - Dec 2023 |
| Shuler Drilling Company Inc | Arkansas | 2,113 BBLs | 0 MCF | Jan 2001 - Feb 2024 |
| Signal Hill Company LLC | Wyoming | 13,131 BBLs | 841 MCF | Apr 2004 - Mar 2024 |
| Silver Hill Energy Operating, LLC | Louisiana | 0 BBLs | 6,642,932 MCF | Dec 2021 - Dec 2023 |
| Silverback Operating II, LLC | New Mexico | 102,979 BBLs | 291,684 MCF | Dec 2021 - Feb 2024 |
| Simcoe LLC | Colorado | 4 BBLs | 8,903,176 MCF | Mar 2020 - Feb 2024 |
| Simcoe LLC | New Mexico | 9,582 BBLs | 4,942,475 MCF | May 2020 - Feb 2024 |
| Single Barrel Oil And Gas LLC | Louisiana | 8,493 BBLs | 0 MCF | Nov 2023 - Dec 2023 |
| Siroky Oil Management | Kansas | 2,687 BBLs | 7,571 MCF | Jan 1980 - Dec 2023 |
| Six Bar Oil LLC | Wyoming | 4,746 BBLs | 0 MCF | Apr 2017 - Feb 2024 |
| Sklar Exploration Company L.L.C. | Alabama | 33,461 BBLs | 61,692 MCF | May 2006 - Dec 2023 |
| Slawson Exploration Company Inc | Montana | 17,465 BBLs | 46,484 MCF | Jun 1993 - Feb 2024 |
| Slawson Exploration Company, Inc. | North Dakota | 1,470,677 BBLs | 2,206,839 MCF | Jun 1989 - Feb 2024 |
| SMC Oil & Gas, Inc. | New Mexico | 1,594 BBLs | 22,596 MCF | Jan 2018 - Feb 2024 |
| Smith Energy LLC | Colorado | 0 BBLs | 95,318 MCF | Jan 2015 - Feb 2024 |
| Smith Oil Operations | Kansas | 1,354 BBLs | 2,150 MCF | Jan 1980 - Dec 2023 |
| Smith Red Plains Production LLC | Wyoming | 2,346 BBLs | 0 MCF | Dec 2022 - Mar 2024 |
| Smith, Roger G | Arkansas | 1,454 BBLs | 0 MCF | Jan 2001 - Feb 2024 |
| Snow Oil & Gas Inc | New Mexico | 1,276 BBLs | 2,697 MCF | Jan 1993 - Feb 2024 |
| Snowy Owl LLC | Wyoming | 10,227 BBLs | 4,220 MCF | Dec 2012 - Mar 2024 |
| Sogc, Inc. | North Dakota | 256,670 BBLs | 522,994 MCF | Dec 2022 - Feb 2024 |
| Soldier Operating LLC | Louisiana | 13,248 BBLs | 12,719 MCF | Oct 2020 - Dec 2023 |
| Solis Partners, L.L.C. | New Mexico | 187 BBLs | 152,858 MCF | Sep 2020 - Feb 2024 |
| Somoco Inc | Michigan | 1,597 BBLs | 0 MCF | Oct 1985 - Feb 2024 |
| Somont Oil Company, Inc. | Montana | 3,852 BBLs | 19,629 MCF | Jan 1986 - Feb 2024 |
| South Carlton Operating Company, LLC | Alabama | 9,304 BBLs | 0 MCF | Jun 1950 - Dec 2023 |
| Southern Oil Of Louisiana LLC | Louisiana | 25,811 BBLs | 127,886 MCF | Nov 2019 - Dec 2023 |
| Southwest Royalties Inc | New Mexico | 56,754 BBLs | 534,733 MCF | Jan 1993 - Feb 2024 |
| Southwestern Production Corporation | Wyoming | 28,172 BBLs | 68,249 MCF | Jun 1999 - Mar 2024 |
| SPC Resources, LLC | New Mexico | 32,343 BBLs | 218,307 MCF | Aug 2017 - Feb 2024 |
| Special Energy Corp | New Mexico | 4,848 BBLs | 41,328 MCF | Dec 1994 - Feb 2024 |
| Spellbound Energy LLC | Colorado | 1,257 BBLs | 2,736 MCF | Nov 2023 - Feb 2024 |
| Spellbound Energy LLC | Wyoming | 6,246 BBLs | 0 MCF | Jun 2018 - Mar 2024 |
| Spotted Hawk Development, LLC | North Dakota | 10,242 BBLs | 14,028 MCF | Jun 2022 - Feb 2024 |
| Spur Energy Partners LLC | New Mexico | 677,101 BBLs | 2,408,042 MCF | Jul 2019 - Feb 2024 |
| Square Mile Energy, L.L.C. | Louisiana | 32,031 BBLs | 767,475 MCF | Jun 2011 - Dec 2023 |
| St Croix Operating Inc | Colorado | 1,309 BBLs | 0 MCF | Jan 1999 - Feb 2024 |
| Staab Oil Co., A General Partnership | Kansas | 4,245 BBLs | 0 MCF | Jan 1980 - Dec 2023 |
| Stanolind Permian LLC | New Mexico | 3,640 BBLs | 21,274 MCF | Mar 2021 - Feb 2024 |
| State Line Exploration, LLC | Mississippi | 2,901 BBLs | 637 MCF | Feb 2022 - Jan 2024 |
| Stelbar Oil Corporation, Inc. | Kansas | 6,200 BBLs | 9,322 MCF | Jan 1980 - Dec 2023 |
| Stephens & Johnson Op Co | New Mexico | 15,716 BBLs | 73,622 MCF | Jan 1993 - Feb 2024 |
| Stephens Williston, LLC Dba Seg Williston, LLC | North Dakota | 63,451 BBLs | 41,224 MCF | Jun 2022 - Feb 2024 |
| Steward Energy II, LLC | New Mexico | 150,719 BBLs | 344,761 MCF | Dec 2016 - Feb 2024 |
| Stewart Producers, Inc. | Kansas | 1,301 BBLs | 0 MCF | Jul 2015 - Dec 2023 |
| Strachan Exploration Inc | Colorado | 1,467 BBLs | 33,329 MCF | Jan 1999 - Feb 2024 |
| Strata Production Co | New Mexico | 128,041 BBLs | 261,547 MCF | Jan 1993 - Feb 2024 |
| Stratakan Exploration, LLC | Kansas | 5,144 BBLs | 5,714 MCF | Mar 2001 - Dec 2023 |
| Stroud Petroleum, Inc | Mississippi | 2,096 BBLs | 33 MCF | May 1990 - Feb 2024 |
| Stroud Petroleum, Inc. | Louisiana | 868 BBLs | 51,810 MCF | Jun 1983 - Dec 2023 |