| Business | Phone |
| Hamilton Builders Supply Inc 37 Lloyd St, Hamilton L8L 3H3 | (905) 544-6233 |
| Hamilton Builders Supply Inc 164 Limeridge Rd W, Hamilton L9C 2V2 | (905) 388-2352 |
| Protective Barriers Inc 350 Wentworth St N, Hamilton L8L 5W3 | (905) 527-3458 |
| Siding Master 2289 Barton St E #3, Hamilton L8E 2W8 | (905) 560-3145 |
| Tremco Canada 143 James St S, Hamilton L8P 3A1 | (905) 528-0516 |
| Trombetta Construction Mtrls 1835 Brampton St E, Hamilton L8H 7S6 | (905) 544-0803 |
| Crown Building Products 11 Huntsman Gate, Hamilton L8N 2Z7 | (905) 659-0159 |
| Ferrell Builders Supply Ltd 1549 Rymal Rd E, Hamilton L8W 3N2 | (905) 387-1948 |
| Gentek Building Products Ltd 41 Brockley Dr #3, Hamilton L8E 3C3 | (905) 561-1424 |