| Business | Phone |
| Hunt Truss Systems Rr 4 Box 23 Site 30, Calgary | (403) 241-3175 |
| Mitek Canada Inc 1935 32 Ave Ne #217, Calgary T2E 7C8 | (403) 273-4300 |
| Nascor Inc 1212 34 Ave Se, Calgary T2G 1V7 | (403) 243-8919 |
| Tech-Wood Building Components 4533 8a St Ne, Calgary T2E 4J6 | (403) 230-2002 |
| Timber-Tech Truss Systems 3303 57 Ave Se, Calgary T2C 0B2 | (403) 236-2055 |
| Davidson Enman Lumber Ltd 9515 44 St Se, Calgary T2C 2P7 | (403) 279-5525 |
| Gang-Nail Trusses 4515 Bow Trail Sw #190, Calgary T3C 2G3 | (403) 686-0092 |