| Business | Phone |
| Acton Glass & Aluminum Ltd 391 Edgeley Blvd #25, Concord L4K 4A7 | (905) 738-0316 |
| Oldcastle Glass Toronto 2195 Langstaff Rd, Concord L4K 2B2 | (905) 660-3809 |
| Apple Auto Glass Ltd 360 Applewood Cres, Concord L4K 4V2 | (905) 669-7800 |
| No Glare Glass Co 440 Edgeley Blvd, Concord L4K 4G4 | (905) 738-2115 |
| Central Canadian Glass Ltd 60 Snow Blvd, Concord L4K 4B3 | (905) 660-1676 |
| Devtech Architectural Systems 28 Killaloe Rd #5, Concord L4K 2P2 | (905) 660-6474 |