| Business | Phone |
| Manheim Roofing 1 Goldring Dr, Whitby L1P 1B9 | (905) 665-7290 |
| Irish Spring Roofing 27 Dodge Dr, Whitby L1M 1J5 | (905) 655-7378 |
| Bil' Den Home Improvements Inc 440 Hopkins St, Whitby L1N 2B9 | (905) 666-0018 |
| Boss Roofing 701 Rossland Rd E #345, Whitby L1N 8Y9 | (905) 665-6230 |
| Cox Roofing Systems 1616 Victoria St W, Whitby L1N 5R4 | (905) 665-0598 |
| Forans Roofing & Sheetmetal 111 Warren Rd, Whitby L1N 2C4 | (905) 668-3244 |
| Genesis Roofing Systems Inc 440 Hopkins St, Whitby L1N 2B9 | (905) 666-2274 |