| Business | Phone |
| Arm Welding & Fabrication 151 Applewood Cres, Concord L4K 4E3 | (905) 761-0069 |
| Albion Welding Co Ltd 600 Bowes Rd #28, Concord L4K 4A3 | (905) 660-1675 |
| Alesa Industries Co 7695 Jane St #9, Concord L4K 1A8 | (905) 669-4092 |
| Arctic Stainless Ltd 18 Killaloe Rd, Concord L4K 2P2 | (905) 760-0760 |
| Metro Welding Co 400 Creditstone Rd, Concord L4K 3Z3 | (905) 738-1224 |
| North York Welding 161 Connie Cres #14, Concord L4K 1L3 | (905) 669-2316 |
| T1 Welding & Custom Plates 600 Bowes Rd #27, Concord L4K 4A3 | (905) 760-2729 |
| Texa Dump Body Svc Inc 8940 Jane St, Concord L4K 2M9 | (905) 760-2633 |
| Delia Equipment & Welding 582 Rivermede Rd #12, Concord L4K 2H5 | (905) 760-7730 |