Oil & Gas Companies in Upshur County, TX
|  | Company Name | Company Location | Company Type | Most Recent Production | 
|---|
| 1 | L & R Petroleum | Kilgore, TX 75663 | Oil & Gas Operator | Oct 2025 | 
| 2 | Lace Operating | Fort Worth, TX 76114 | Oil & Gas Operator | Jun 1997 | 
| 3 | Lacy, R., Inc. | Longview, TX 75606 | Oil & Gas Operator | Jan 2002 | 
| 4 | Laddex, LTD. | Amarillo, TX 79102 | Oil & Gas Operator | Feb 2025 | 
| 5 | Layline Energy I LLC | Houston, TX 77024 | Oil & Gas Operator | Dec 2019 | 
| 6 | Lehnertz-Faulkner, Inc. | Tyler, TX 75701 | Oil & Gas Operator | Feb 2023 | 
| 7 | Levinson Partners Corporation | Denver, CO 80202 | Oil & Gas Operator | Jul 1995 | 
| 8 | Linder, John G. Jr. | Gladewater, TX 75647 | Oil & Gas Operator | Apr 2005 | 
| 9 | Linder, John Operating Co., LLC | Gladewater, TX 75647 | Oil & Gas Operator | Oct 2025 | 
| 10 | Linn Operating LLC | Houston, TX 77002 | Oil & Gas Operator | Jan 2019 | 
| 11 | Linn Operating, Inc. | Houston, TX 77002 | Oil & Gas Operator | May 2017 | 
| 12 | Lomak Production Company | Fort Worth, TX 76102 | Oil & Gas Operator | Aug 1998 | 
| 13 | Long Trusts, The | Kilgore, TX 75663 | Oil & Gas Operator | Oct 2025 | 
| 14 | Longview Production, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Dec 2002 | 
Production numbers shown above are only for Upshur County, TX and for the production period listed.