| 1 | APAX | Cementos Apasco S.A. de C.V. | 7/2000-7/2005 (not listed) | | NAKINA |
| 2 | APAX | Associated Packers, Inc. | 7/1932 | | NAKINA |
| 3 | APAX | West Penn Power Co. | added 1/1976; 1/1980-1/1994; eliminated 7/1995 | | NAKINA |
| 4 | APAX | West Penn Power Co. | 1/80-1/94; eliminated 7/95 | | NRHS |
| 5 | APAX | Cementos Apasco S.A. de C.V. | Jul-00 | | NRHS |
| 6 | APAX | *ASSOCIATED PACKERS, INC. | | | PWRC |
| 7 | APAX | *WEST PENN POWER CO. | | | PWRC |
| 8 | APAX | +CEMENTOS APASCO S.A. de C.V. | | | PWRC |
| 9 | APAX | Associated Packers (Cementos Apasco) | | | RSRV |
| 10 | APAX | CEMENTOS APASCO SA DE CV | | | SCAC4 |
| 11 | APAXX | Associated Packers (Cementos Apasco) | | | RSRV |