| Business | Phone |
| Ad Efx Du Quebec Inc 1355 Av Greene, Westmount H3Z 2A5 | (514) 934-2362 |
| Marlowe Communications Inc 4626 Rue Sainte-Catherine O, Westmount H3Z 1S3 | (514) 935-4462 |
| Meyer Advertising Ltd 47 Av Chesterfield, Westmount H3Y 2M4 | (514) 488-2519 |
| Niwri Consultants Ltd 4620 Rue Sainte-Catherine O, Westmount H3Z 1S3 | (514) 937-6333 |
| Rubinger Communications Inc 4670 Rue Sainte-Catherine O, Westmount H3Z 1S5 | (514) 937-3660 |
| Stock Media Inc 149 Av Abbott, Westmount H3Z 2K1 | (514) 933-5200 |
| Tnt Advertising & Design Inc 4908 Rue Sherbrooke O, Westmount H3Z 1H3 | (514) 996-3235 |
| De Seve Proulx Communication 345 Av Victoria #506, Westmount H3Z 2N2 | (514) 486-1512 |