Oil & Gas Companies in Grand County, UT
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | C C Co | Holladay, UT 84124 | Oil & Gas Operator | Jan 2020 |
| 2 | C.S.V. Oil Exploration Co | West Jordan, UT 84088 | Gas Operator | Nov 2025 |
| 3 | Carbon Energy Corporation (USA) | Denver, CO 80290 | Oil & Gas Operator | Jul 2004 |
| 4 | Cimarex Energy Co | Midland, TX 79706 | Oil & Gas Operator | Feb 2026 |
| 5 | Cisco Drilling & Devel | | Gas Operator | Dec 1983 |
| 6 | Cisco Expro LLC | Park City, UT 84098-5178 | Oil & Gas Operator | Nov 2009 |
| 7 | Clayton Investment | Farmington, NM 87401 | Oil & Gas Operator | Jun 1995 |
| 8 | Cochrane Resources Inc | Roosevelt, UT 84066 | Oil & Gas Operator | Jan 2026 |
| 9 | Colorado Drilling Company | Grand Junction, CO 81501 | Oil Operator | Jan 1990 |
| 10 | Columbia Gas Development | Houston, TX 77251 | Oil & Gas Operator | Jun 1996 |
| 11 | Conoco Inc | Houston, TX 77252 | Oil & Gas Operator | Mar 2015 |
| 12 | Consolidated Oil & Gas Inc | Wichita, KS 67202 | Oil & Gas Operator | Dec 2012 |
| 13 | Coseka Resources USA LTD | Denver, CO 80202-1602 | Oil & Gas Operator | Jun 1988 |
| 14 | Credo Petroleum Corporation | Denver, CO 80202 | Oil & Gas Operator | Jan 2013 |
| 15 | Crest Oil Corp | | Gas Operator | Dec 1983 |
| 16 | Crystal Carbon Company | | Gas Operator | Dec 1930 |
Production numbers shown above are only for Grand County, UT and for the production period listed.