Oil & Gas Companies in Louisiana
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | Z C Ambrose-G L Blaxton, Jr. | | Oil & Gas Operator | Apr 1983 |
| 2 | Zachry Exploration, Inc. | San Antonio, TX 78205 | Oil & Gas Operator | Dec 2025 |
| 3 | Zachry Exploration, LLC | San Antonio, TX 78224 | Oil & Gas Operator | Dec 2025 |
| 4 | Zachry Exploration, LTD. | San Antonio, TX 78205 | Oil & Gas Operator | Jan 2009 |
| 5 | Zad, Inc. | | Oil Operator | May 2001 |
| 6 | Zadeck Energy Group, Inc. | | Oil & Gas Operator | Dec 2011 |
| 7 | Zam'S Production Company | | Oil Operator | Sep 2004 |
| 8 | Zarvona Energy LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2025 |
| 9 | Zeagler Enterprises, Inc. | | Oil & Gas Operator | Jun 2008 |
| 10 | Zeit Exploration Co., Inc. | | Oil & Gas Operator | May 1994 |
| 11 | Zenergy Inc | Tulsa, OK 74136 | Oil & Gas Operator | Sep 2025 |
| 12 | Zenergy Operating Company, LLC | Tulsa, OK 74136 | Oil & Gas Operator | Dec 2016 |
| 13 | Zercon Oil & Gas, Inc. | | Oil Operator | Oct 2003 |
| 14 | Zero Mass Mining, LLC | | Oil Operator | Jan 2025 |
| 15 | Zgen, Inc. | | Oil & Gas Operator | Jul 1990 |
| 16 | Zilkha Energy Company | Houston, TX 77046 | Oil & Gas Operator | Oct 2002 |
| 17 | Zinke & Trumbo, Inc. | Tulsa, OK 74136 | Oil & Gas Operator | Mar 2007 |
| 18 | Zinn Petroleum Co. | Houston, TX 77024 | Oil & Gas Operator | Nov 2021 |
| 19 | Zone Energy, LLC | Houston, TX 77251 | Oil & Gas Operator | Jan 2025 |
Production numbers shown above are only for Louisiana and for the production period listed.