| Business | Phone |
| Hamond Industries Ltd 420 Millway Ave, Concord L4K 3V8 | (905) 761-9094 |
| Normark Manufacturing 120 Spinnaker Way, Concord L4K 2P6 | (905) 738-0452 |
| Orbo Precision Mfg Inc 7 Bradwick Dr, Concord L4K 2T4 | (905) 660-0518 |
| Rytecan International Mfg Ltd 644 Millway Ave, Concord L4K 4H4 | (905) 760-9498 |
| Bay Tool & Die 139 Basaltic Rd, Concord L4K 1G4 | (416) 661-8611 |
| Bay Tool & Die Co Ltd 139 Basaltic Rd, Concord L4K 1G4 | (905) 669-5240 |
| Warren Tooling 220 Spinnaker Way, Concord L4K 5E5 | (905) 669-5085 |
| Warren Industries Ltd 401 Spinnaker Way, Concord L4K 4N4 | (905) 669-1260 |
| Co-Ex-Tec Industries 140 Staffern Dr, Concord L4K 2X3 | (905) 738-8710 |