| Business | Phone |
| Abloy Canada Inc 9630 Rte Transcanadienne, Saint-Laurent H4S 1V9 | (514) 335-9500 |
| Kgo Serruriers Inc 930 Av Sainte-Croix, Saint-Laurent H4L 3Y6 | (514) 744-6211 |
| La Clef 3131 Boul De La Cote-Vertu, Saint-Laurent H4R 1Y8 | (514) 337-3065 |
| Medeco Security Locks Inc 4141 Rue Sere, Saint-Laurent H4T 2A3 | (514) 341-1144 |
| Millennium Locks Corp 4205 Boul Poirier, Saint-Laurent H4R 2A4 | (514) 336-2212 |