| Refinery Name | Dates | DNR Code & Location |
| Sooner Refining Co. | 1980-82 | SNR - Darrow |
| Conoco, Inc. | 1982-89 | CNA - Egan |
| Conoco | 1980-81 | |
| Continental Oil Co. | 1979 | |
| U.S. Refining, Inc. | 1994-96 | LOR - Egan |
| Britt Processing & Refining Co. | 1992-93 | |
| Crystal Refining, Inc. | 1989-91 | |
| OGC Corp. | 1988-88 | |
| Louisiana Oil Refining Co. of Egan | 1987-87 | |
| El Paso Field Services | 1997-98 | KRR - Dubach |
| Arcadia Refining | 1995-96 | |
| Endevco, Inc. | 1989-94 | |
| Kerr-McGee Refining Corp. | 1985-88 | |
| Kerr-McGee Corp. | 1980-84 | |
| Tina Resources, Inc. | 1993-96 | MLL - Gueydon |
| Cameron Oil Refining Co., Inc. | 1992-92 | |
| Cameron Resources | 1990-91 | |
| Mallard Resources, Inc. | 1980-89 | |
| Bayou State Oil Corp. | 1980-98 | BYS - Hosston |
| Evangeline Refining Co. | 1980-92 | EVN - Jennings |
| Shepard Oil Co. | 1980-82 | SHP - Jennings |
| Laidlaw Environmental Systems | 1992-92 | TSR - Jennings |
| GSX Recovery Systems | 1983-91 | |
| T & S Refining Co. | 1980-82 | |
| Lake Charles Refining Co. | 1980-82 | LKC - Lake Charles |
| Aweco | 1979 | |
| Gold Line Refining Co., Ltd. | 1994-98 | SLP - Mermanteau |
| CAS Refining | 1991-93 | |
| Celeron Oil and Gas Co. | 1983-90 | |
| Slapco | 1980-82 | |
| South Louisiana Production Co. | 1979 | |
| Petroleum Fuel & Terminal Co. | 1992-98 | MTR- Mt. Airy |
| Clark Oil and Refining Corp. | 1983-91 | |
| Mt. Airy Refining | 1980-82 | |
| Texas NAPCO, Inc. | 1983-88 | TXS - St. James |
| La. Jet, Inc. | 1980-82 | |
| Texas NAPCO, Inc. | 1984-96 | BRN - St. James |
| McTan Refining Corp. | 1983-83 | |
| McTan Corp. | 1982-82 | |
| Bruin Refining Co. | 1980-81 | |
| Sabine Resources Group | 1990-92 | PRT - Stonewall |
| Port Petroleum, Inc. | 1980-89 | |
| Schulze Processing, Inc. | 1980-82 | SCH - Tallulah |
| Gulf Oil Co. U.S.A. | 1981-81 | GLF - Venice |
| Gulf Oil Corp. | 1980-80 | |