| 1 | PWC | Pratt And Whitney Canada, Inc. | Callsign: Pratt, | CDN | AVCODES |
| 2 | PWC | Pratt and Whitney Canada | | | ICAO1 |
| 3 | PWCG | POWER & CONSTRUCTION GROUP INC | | | SCAC4 |
| 4 | PWCH | POWELL CHRISTENSEN INC | | | SCAC3 |
| 5 | PWCI | PILGRIM WAREHOUSE AND CARTAGE INC | | | SCAC3 |
| 6 | PWCO | PRAWER, S & CO | | | SCAC3 |
| 7 | PWCO | POWER LOGISTICS CO | | | SCAC4 |
| 8 | PWCQ | P W C INTERNATIONAL | | | SCAC4 |
| 9 | PWCR | PRO-WEST CONTRACTORS LLC | | | SCAC4 |
| 10 | PWCS | POWERCART SYSTEMS INC | | | SCAC4 |
| 11 | PWCT | PERFORMANCE WORLD CUSTOM CAR & TRUC | | | SCAC4 |
| 12 | PWCU | PORT WAL TRANSPORTES MARITIMOS | | | SCAC3 |
| 13 | PWCU | PORT WAL TRANSPORTES MARITIMOS | | | SCAC4 |
| 14 | PWCX | Inland Cement Ltd. | 7/2000-7/2005 (not listed) | | NAKINA |
| 15 | PWCX | Inland Cement Ltd. | Jul-00 | | NRHS |
| 16 | PWCX | INLAND CEMENT LIMITED | | | PWRC |
| 17 | PWCX | Inland Cement Limited | | | RSRV |
