| Business | Phone |
| Arsenault & Fils Couvreurs 2381 Rue Des Carrieres, Montreal H2G 1X6 | (514) 495-9185 |
| Ingetec Inc 3420 Boul Saint-Joseph E, Montreal H1X 1W6 | (514) 253-4423 |
| Toitures Rosemont 7990 15e Av, Montreal H1Z 3N6 | (514) 725-5698 |
| Covertite Limitee 1155 Boul Rene-Levesque O, Montreal H3B 4P7 | (514) 954-0765 |