Oil & Gas Companies in Grand County, UT
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | S O A L LLC | Farmington, NM 87499-2165 | Oil & Gas Operator | Jun 2023 |
| 2 | S W Energy Corporation | Salt Lake City, UT 84102 | Oil & Gas Operator | May 2020 |
| 3 | Sage Energy Company | San Antonio, TX 78215 | Oil & Gas Operator | Oct 2025 |
| 4 | Samson Resources Company | Tulsa, OK 74103 | Oil & Gas Operator | Jun 2025 |
| 5 | Saturn Resources Corp | Springboro, OH 45066 | Oil & Gas Operator | Dec 1998 |
| 6 | Schuster Homes Inc | Rangely, CO 81648 | Oil & Gas Operator | Apr 2013 |
| 7 | Sep Cisco Dome II, LLC | Orem, UT 84097 | Oil & Gas Operator | Aug 2025 |
| 8 | Sep Cisco Dome LLC | Orem, UT 84097 | Oil & Gas Operator | Mar 2015 |
| 9 | Shell Oil Company | Houston, TX 77210 | Oil & Gas Operator | Apr 2015 |
| 10 | Sinclair Oil & Gas Company | Salt Lake Cty, UT 84130 | Oil & Gas Operator | Oct 2025 |
| 11 | Slate River Resources LLC | Denver, CO 80293 | Oil & Gas Operator | Apr 2008 |
| 12 | Smoot, Richard P | Salt Lake City, UT 84102 | Oil & Gas Operator | Oct 2010 |
| 13 | Sonat Exploration Co. | Houston, TX 77251 | Oil & Gas Operator | Dec 2021 |
| 14 | Southern Natural Gas Co | Houston, TX 77001 | Oil & Gas Operator | Dec 2011 |
| 15 | Southland Royalty Company | Houston, TX 77210 | Oil & Gas Operator | Sep 2011 |
| 16 | Star Oil Operating Company LLC | Laramie, WY 82073 | Oil & Gas Operator | Aug 2025 |
| 17 | Stewart Petroleum Corporation | Greenwood VIllage, CO 80111 | Oil & Gas Operator | Dec 2023 |
| 18 | Summit Operating LLC | Boulder, CO 80301 | Oil & Gas Operator | Aug 2025 |
| 19 | Sunray DX Oil Co | | Gas Operator | Dec 1983 |
| 20 | Supron Energy Corp | | Oil & Gas Operator | Oct 1995 |
| 21 | Swevco-Sabw LLC | Houston, TX 77002 | Oil & Gas Operator | Jul 2025 |
Production numbers shown above are only for Grand County, UT and for the production period listed.