| Business | Phone |
| A Unicorn Universal Woods 87 Bakersfield St, North York M3J 1Z4 | (416) 635-7753 |
| American Building Systems Inc 265 Rimrock Rd, North York M3J 3C6 | (416) 663-2929 |
| Advanced Building Supply Ltd 15 Vanley Cres, North York M3J 2B7 | (416) 398-6805 |
| Allen Roofing & Renovation 24 Forest Manor Rd #803, North York M2J 1M3 | (416) 496-8888 |
| Grand Valley Building Supplies 4701 Steeles Ave W #220, North York M9L 1X2 | (416) 746-1501 |
| Ramer Builders Supplies Ltd 2555 Steeles Ave W, North York M3J 2P1 | (416) 661-2551 |
| Iko Industries Ltd 1 Yorkdale Rd #602, North York M6A 3A1 | (416) 781-5545 |
| Ipex Inc 50 Valleybrook Dr, North York M3B 2S9 | (416) 445-3400 |
| Jtech Tapered Insulation Ltd 103 Rivalda Rd, North York M9M 2M6 | (416) 743-2442 |
| Klondike Vinyl Building Prod 27 Klondike Dr, North York M9L 1S1 | (416) 742-2946 |
| Minard Home Improvements 601 Magnetic Dr #39, North York M3J 3J2 | (416) 667-8410 |
| Bernardi Building Supply 469 Garyray Dr, North York M9L 1P9 | (416) 741-0941 |
| Spherical Industrial Solutions 30 Lido Rd, North York M9M 1M6 | (416) 740-4611 |
| Sunrise Landscape & Building 111 Sunrise Ave, North York M4A 1A9 | (416) 755-0445 |
| Versatile Industries 2300 Finch Ave W #20, North York M9M 2Y3 | (416) 745-6733 |
| Firwin Corp 1685 Flint Rd, North York M3J 2W8 | (416) 745-9389 |
| Gentek Building Products 750 Barmac Dr, North York M9L 2X8 | (416) 745-6133 |