| 1 | GCLX | Gold Coast Ltd. | 7/2000-7/2005 (not listed) | | NAKINA |
| 2 | GCLX | General Chemical Canada, Ltd. | added 1/1988; eliminated 7/1991 | | NAKINA |
| 3 | GCLX | Glaser, Crandell Co. | 8/1920-4/1961; 7/1965 (not listed); eliminated 7/1965 | | NAKINA |
| 4 | GCLX | Glaser, Crandell Co. | 4/38-7/65; eliminated 7/65 | | NRHS |
| 5 | GCLX | General Chemical Canada, Ltd. | added 1/88; eliminated 7/91 | | NRHS |
| 6 | GCLX | Gold Coast Ltd. | Jul-00 | | NRHS |
| 7 | GCLX | *GLASER CRANDELL CO. | | | PWRC |
| 8 | GCLX | *GENERAL CHEMICALS CANADA, LTD. [RETIRED 08-13-91 ATP (6159)] | | | PWRC |
| 9 | GCLX | +GOLD COAST LIMITED | | | PWRC |
| 10 | GCLX | Gold Coast | | | RSRV |
