Oil & Gas Companies in St. Mary Parish, LA
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | Kanan Oil & Gas, Inc. | | Oil & Gas Operator | Oct 1987 |
| 2 | Kansas Oil & Gas Corporation | Woodland HLS, CA 91367 | Oil & Gas Operator | Feb 2001 |
| 3 | KCS Resources, Inc. | Houston, TX 77002 | Oil & Gas Operator | Feb 2009 |
| 4 | Kelley Oil Corporation | Houston, TX 77002 | Oil & Gas Operator | Jan 2002 |
| 5 | Kem Ventures, LP | Katy, TX 77450 | Oil & Gas Operator | Jul 2025 |
| 6 | Kerr-McGee Corporation | Dallas, TX 75380 | Oil & Gas Operator | May 2025 |
| 7 | Key Operating Co., Inc. | Duncan, OK 73534-1284 | Oil & Gas Operator | Jan 2025 |
| 8 | Koch Gateway Pipeline Company | | Oil & Gas Operator | Feb 2001 |
| 9 | Kykon Oil & Gas, Inc. | Billings, MT 59103 | Oil & Gas Operator | Feb 2009 |
Production numbers shown above are only for St. Mary Parish, LA and for the production period listed.