| 1 | MSRX | Southeastern Industrial Enterprises, Inc. | added 10/2002; 7/2005; eliminated 10/2006 | | NAKINA |
| 2 | MSRX | Modern Sanitary Rendering Co., Inc. | 4/1947-1/1952; eliminated 4/1954; 7/1954 | | NAKINA |
| 3 | MSRX | Modern Sanitary Rendering Co., Inc. | 1/52; eliminated 4/54 | | NRHS |
| 4 | MSRX | *MODERN SANITARY RENDERING CO., INC. | | | PWRC |
| 5 | MSRX | *MISSOURI SOUTHEASTERN RAILROAD | | | PWRC |
| 6 | MSRX | +SOUTHEASTERN INDUSTRIAL ENTERPRISES, INC. | | | PWRC |
| 7 | MSRX | SOUTHEASTERN INDUSTRIAL ENTERPRISES | | | SCAC4 |
