| Business | Phone |
| High Tech Transmission Svc 185 Bullock Dr #12, Markham L3P 7R4 | (905) 472-8383 |
| Mister Transmission 8 Laidlaw Blvd, Markham L3P 1W6 | (905) 294-0490 |
| Markham Driveline Ltd 172 Bullock Dr, Markham L3P 7M9 | (905) 471-8334 |
| Markville Transmission Ctr 6080 Highway 7, Markham L3P 3B1 | (905) 472-5315 |
| Markham Torque Converter 20 Heritage Rd, Markham L3P 3P3 | (905) 294-4745 |
| Superior Transmission 7605 Woodbine Ave, Markham L3R 5V3 | (905) 513-8400 |