| Business | Phone |
| Mc Leish Communications Inc 750 Boul Marcel-Laurin #220, Saint-Laurent H4M 2M4 | (514) 744-5858 |
| Canadian Journal Of Urology 2330 Rue Ward #604, Saint-Laurent H4M 2V6 | (514) 744-1184 |
| Chronicle Information 681 Rue Bertrand, Saint-Laurent H4M 1V7 | (514) 747-0644 |