| Business | Phone |
| Martin's Roofing 52 West St N, Thorold L2V 2S3 | (905) 227-7244 |
| Skyway Roofing 33 Battle St, Thorold L2V 3W4 | (905) 680-5475 |
| Vic's Roofing & Siding 2 Broderick Ave #A, Thorold L2V 2H2 | (905) 680-0333 |
| Champion Roofing Ltd 51 Greenhill Dr, Thorold L2V 1W4 | (905) 680-1053 |
| D F Brown Roofing 3 Industrial Dr, Thorold L2V 3Y7 | (905) 680-4747 |