| Business | Phone |
| Industrial Harwood Prods Ltd 106 Mission Island St, Thunder Bay P7C 5Y7 | (807) 623-2831 |
| Northern Wood 490 Maureen St, Thunder Bay P7B 6P9 | (807) 343-6500 |
| Port Arthur Lumber & Planing 324 106th St, Thunder Bay | (807) 623-1262 |
| D F Floor Joists Ltd 101 Fortune St, Thunder Bay P7B 6R8 | (807) 344-4042 |