| Business | Phone |
| Glass Masters 1594 Workman Rd, Cobourg K9A 4J8 | (905) 372-9481 |
| Northumberland Glass 884 Division St #203, Cobourg K9A 5V6 | (905) 372-9711 |
| Royal Windows & Doors 609 William St, Cobourg K9A 3A6 | (905) 377-9588 |
| Rusco Canada Mfg Ltd 180 Willmott St, Cobourg K9A 4R5 | (905) 373-6060 |