Oil & Gas Companies in Guadalupe County, TX
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | Darst Creek Oil Company | Lockhart, TX 78644 | Oil & Gas Operator | Mar 2021 |
| 2 | Dartex Energy Corporation | Austin, TX 78731 | Oil & Gas Operator | Sep 2026 |
| 3 | Davenport Oil Company | Luling, TX 78648 | Oil & Gas Operator | Dec 1996 |
| 4 | Delray Oil, Inc. | San Antonio, TX 78209 | Oil & Gas Operator | Sep 2026 |
| 5 | Devon Energy Production Company, L.P. | Oklahoma City, OK 73102 | Oil & Gas Operator | Sep 2026 |
| 6 | Dinero Oil Corporation | Corpus Chrsti, TX 78460 | Oil & Gas Operator | Nov 1999 |
| 7 | DJ Exploration, Inc. | San Antonio, TX 78257 | Oil & Gas Operator | Sep 2026 |
| 8 | Doege, Donald | La Vernia, TX 78121 | Oil & Gas Operator | Sep 2026 |
| 9 | Doege, Harry | La Vernia, TX 78121 | Oil & Gas Operator | Aug 2003 |
| 10 | Donoco Oil Company | La Vernia, TX 78121 | Oil & Gas Operator | Sep 2026 |
Production numbers shown above are only for Guadalupe County, TX and for the production period listed.