| Business | Phone |
| Assoc Des Groupes Tecniques 1000 Rue Amherst, Montreal H2L 3K5 | (514) 849-8547 |
| Habitations Habitoeil Rosemont 6300 39e Av, Montreal H1T 2W7 | (514) 251-2100 |
| Resitech Services inc © 2157 rue Moreau #115, Montreal H1W-2M1 | (514) 521-5450 |
| Services Resitech inc © 2157 rue Moreau #115, Montreal H1W-2M1 | (514) 521-5450 |