Oil & Gas Companies in Upshur County, TX
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | Genecov Group, Inc. The | Tyler, TX 75713 | Oil & Gas Operator | Dec 2002 |
| 2 | Geo-Vest Of Texas, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Jul 2008 |
| 3 | Geodyne Operating Company | Tulsa, OK 74103 | Oil & Gas Operator | Jun 2015 |
| 4 | Glade Operating Co. | Longview, TX 75604 | Oil & Gas Operator | Oct 2025 |
| 5 | Glade Production | Gladewater, TX 75647 | Oil & Gas Operator | Nov 2008 |
| 6 | Gladewater Production Co., Inc. | Gladewater, TX 75647 | Oil & Gas Operator | Nov 1998 |
| 7 | Goldston Oil Corporation | Houston, TX 77257 | Oil & Gas Operator | Oct 2025 |
| 8 | Goodrich Petroleum Company | Houston, TX 77002 | Oil & Gas Operator | Feb 2022 |
| 9 | Grace Petroleum Corp. | Tulsa, OK 74103 | Oil & Gas Operator | Oct 1997 |
| 10 | Graward Operating, Inc. | Tyler, TX 75702 | Oil & Gas Operator | Oct 2025 |
| 11 | Graystone Energy Corporation | Judson, TX 75660 | Oil & Gas Operator | Oct 2025 |
| 12 | Gregg Operating, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Oct 2025 |
Production numbers shown above are only for Upshur County, TX and for the production period listed.