| Business | Phone |
| Aero-Jill Engine Rebuilders 101 Freshway Dr #14, Concord L4K 1R9 | (905) 738-4887 |
| Automotive Engine Rebuilders 450 Bowes Rd #7, Concord L4K 1K3 | (905) 738-4312 |
| Pro-Can Automotive & Engine 50 Ritin Lane #16, Concord L4K 4C9 | (905) 669-0882 |
| Concord Engine Rebuilders 8600 Keele St, Concord L4K 4H8 | (905) 761-9885 |
| Eagle Engine Rebuilders Ltd 40 Doughton Rd, Concord L4K 1R2 | (905) 660-4646 |