| Business | Phone |
| Able Investigations 4040 Creditview Rd #11, Mississauga L5C 3Y8 | (416) 410-6188 |
| Amera Internatinal Inc 2600 Skymark Ave #101, Mississauga L4W 5B2 | (905) 238-1010 |
| Haddad Warrington & Assoc Inc 130 Dundas St E #400, Mississauga L5A 3V8 | (905) 275-8505 |
| International Protective Group 2810 Matheson Blvd E #200, Mississauga L4W 4X7 | (905) 624-4391 |
| Ipsa International Inc 20 Stavebank Rd, Mississauga L5G 2T4 | (905) 278-5037 |
| Kingsbridge Investigation Svc 32 Tannery St, Mississauga L5M 6T6 | (905) 816-2237 |
| Nielsen & Assoc Investigations 6045 Netherhart Rd #1a, Mississauga L5T 1G5 | (905) 565-0020 |
| Phil Mangoff & Assoc 3135 Unity Dr #5, Mississauga L5L 4L4 | (905) 569-0196 |
| Premier Investigation Svc Inc 505 Queensway E #8e, Mississauga L5A 4B4 | (905) 270-9514 |
| Bick & Assoc Security Conslts 5800 Ambler Dr #120, Mississauga L4W 4J4 | (905) 238-6767 |
| Solutions Security & Invest 2550 Argentia Rd, Mississauga L5N 5R1 | (905) 819-9058 |
| Temp Investigation & Security 14 Henry St #A, Mississauga L5M 1S2 | (905) 814-7966 |
| Watchdog Investigations 4263 Sherwoodtowne Blvd #305, Mississauga L4Z 1Y5 | (905) 602-5042 |
| Westover & Assoc 4316 Village Centre Crt, Mississauga L4Z 1S2 | (905) 270-9214 |
| Westown Protective Svc Inc 401 Traders Blvd E #14, Mississauga L4Z 2H8 | (905) 624-8194 |
| Corpa Group Inc 130 Dundas St E #500, Mississauga L5A 3V8 | (905) 949-9990 |
| G Davies & Assoc 6655 Kitimat Rd #13, Mississauga L5N 6J4 | (905) 567-4466 |