| Business | Phone |
| Active Roofing 710 Lake Dr S, Keswick L4P 1V1 | (905) 476-2907 |
| Layton Roofing 167 The Queensway N, Keswick L4P 3C8 | (905) 476-6020 |
| Lorenz Contracting 2786 Old Homestead Rd, Keswick L4P 3E9 | (905) 476-9336 |
| Bill Allen Roofing & Imprvmnts 282 The Queensway S, Keswick L4P 2B3 | (905) 476-7116 |
| Brown Brothers Roofing 33 Oakmedal Rd, Keswick L4P 3K9 | (905) 476-6168 |
| Campbell's Roofing Contracting 195 Woodland Ave, Keswick L4P 2N1 | (905) 476-7345 |