| Business | Phone |
| A Tripro Canada Securite Inc 7046 Boul Pie-Ix, Montreal H2A 2G4 | (514) 725-1191 |
| Agence Ami Securite 4059 Rue Hochelaga, Montreal H1W 1K4 | (514) 524-4671 |
| Agence De Securite De Montreal 2727 Rue Beaubien E, Montreal H1Y 1H1 | (514) 376-7320 |
| Agence De Securite Regionale 1819 Rue Des Carrieres, Montreal H2G 1W2 | (514) 270-2394 |
| Avant-Garde Securite Inc 505 Boul De Maisonneuve E, Montreal H2L 4R6 | (514) 288-8868 |
| Groupe De Securite Trans-Qc 323 Boul Henri-Bourassa O, Montreal H3L 1N8 | (514) 331-1040 |
| H M Securite Inc 6981 Rue De La Roche, Montreal H2S 2E6 | (514) 274-6837 |
| Protectel Inc 2480 Rue Sainte-Catherine E, Montreal H2K 4N7 | (514) 525-7175 |
| Isra-Guard Securite Inc 5165 Ch Queen-Mary, Montreal H3W 1X7 | (514) 489-3116 |
| Isra-Guard Agence De Securite 5165 Ch Queen-Mary, Montreal H3W 1X7 | (514) 489-6336 |
| R K Investigations 2100 Av De L'Eglise, Montreal H4E 1H4 | (514) 761-7121 |
| Securite Spi Inc 3035 Boul De L'Assomption, Montreal H1N 2H1 | (514) 254-6917 |
| Securitas Quebec 1980 Rue Sherbrooke O #300, Montreal H3H 1E8 | (514) 935-2533 |
| Sterling Agency 980 Rue Sainte-Catherine O, Montreal H3B 1E5 | (514) 397-1080 |
| Strict Investigation 8585 Rue Jeanne-Mance, Montreal H2P 2S7 | (514) 850-0466 |
| Unique Securite 1819 Rue Des Carrieres, Montreal H2G 1W2 | (514) 270-0770 |
| Canadian Corps Of Commssnrs 5115 Av De Gaspe #400, Montreal H2T 3B7 | (514) 273-8578 |
| Expo Security Investigations 2335 Rue Ontario E, Montreal H2K 1W2 | (514) 523-5333 |
| Garda Security Group Inc 705 Rue Bourget #200, Montreal H4C 2M6 | (514) 937-7487 |