| Business | Phone |
| Ajh Commerce Inc 137 Main St N, Markham L3P 1Y2 | (905) 201-9890 |
| Indwisco 280 Steelcase Rd E, Markham L3R 1G2 | (905) 475-7770 |
| Milliken Steel Sales Ltd 333 Denison St #7, Markham L3R 2Z4 | (416) 493-0057 |
| Metal Supermarkets 3200 14th Ave #4, Markham L3R 0H8 | (905) 479-4022 |
| Performance Steel Specialties 115 Torbay Rd, Markham L3R 2M9 | (905) 479-8686 |