| Business | Phone |
| 12 Flags Developments 4141 Rue Sherbrooke O, Westmount H3Z 1B7 | (514) 932-5462 |
| Intrawest-The Village People 4269 Rue Sainte-Catherine O, Westmount H3Z 1P7 | (514) 931-3551 |
| Prorealco Limited 4115 Rue Sherbrooke O #240, Westmount H3Z 1K9 | (514) 934-5656 |
| Rockwell Investments Ltd 4141 Rue Sherbrooke O, Westmount H3Z 1B7 | (514) 846-1000 |
| Yarco Realty Corp Ltd 4999 Rue Sainte-Catherine O #435, Westmount H3Z 1T3 | (514) 483-0983 |