| Business | Phone |
| Michel's Roofing 125 Kensington St, Cornwall K6H 3E8 | (613) 933-9846 |
| Over The Top Metal Roofing 163 Marguerite D'Youville St, Cornwall K6H 7K2 | (613) 936-6698 |
| Poirier Roofing & Siding 757 1st St E, Cornwall K6H 1M3 | (613) 938-5013 |
| R Senecal & Son Roofing 1124 Ontario St, Cornwall K6H 4C8 | (613) 938-2164 |
| Cornwall Siding Ltd 2180 Glen Brook Dr, Cornwall K6H 7N2 | (613) 936-8688 |