| Business | Phone |
| Markham Hardware 80 Main St N, Markham L3P 1X5 | (905) 294-3343 |
| Markham Pro Hardware 5762 Highway 7, Markham L3P 1A8 | (905) 294-2443 |
| Perkin Home Hardware Ltd 8650 Woodbine Ave, Markham L3R 4X8 | (905) 477-8771 |
| Trustco Builders Hardware Inc 3400 14th Ave #34, Markham L3R 0H7 | (905) 944-8792 |