| Business | Phone |
| Adeptel Communications 785 Av Plymouth #207, Mont-Royal H4P 1B3 | (514) 733-0911 |
| Automated Response Technology 955 Av Plymouth, Mont-Royal H4P 1B2 | (514) 946-8825 |
| Tfi Communication Inc 5475 Rue Pare #205, Mont-Royal H4P 1P7 | (514) 735-7794 |
| Ericsson Canada Inc 8400 Boul Decarie, Mont-Royal H4P 2N2 | (514) 345-7900 |