| 1 | TRFX | Tiona Refining Co. | 8/1920-4/1938 | | NAKINA |
| 2 | TRFX | Turpentine & Rosin Factors, Inc. | 1/1943-10/1957; eliminated 1/1961 | | NAKINA |
| 3 | TRFX | Nelio Chemicals, Inc. | added 1/1961; 4/1961; eliminated 10/1964 | | NAKINA |
| 4 | TRFX | Tiona Refining Co. | Apr-38 | | NRHS |
| 5 | TRFX | Turpentine & Rosin Factors, Inc. | 1/52-10/57 | | NRHS |
| 6 | TRFX | Nelio Chemicals, Inc. | Apr-61 | | NRHS |
| 7 | TRFX | *TIONA REFINING CO. | | | PWRC |
| 8 | TRFX | *NELIO CHEMICALS, INC. [TURPENTINE & ROSIN FACTORS, INC.] | | | PWRC |
| 9 | TRFX | HESS CORPORATION | | | SCAC4 |
