| Business | Phone |
| Amec Earth & Environmental 160 Traders Blvd E #4, Mississauga L4Z 3K7 | (905) 568-2929 |
| Applied Groundwater Research 5285 Drenkelly Crt, Mississauga L5M 2H7 | (905) 858-1914 |
| Ashtead Technology Rentals 3505 Laird Rd, Mississauga L5L 5Y7 | (905) 607-9639 |
| Great Lakes Sampling Inc 2163 Springbank Rd, Mississauga L5H 3N5 | (905) 271-7727 |
| Jentree Canada Inc 3227 Flanagan Cres, Mississauga L5C 2M6 | (905) 275-0298 |
| Maxxam Analytics Inc 5540 Mcadam Rd, Mississauga L4Z 1P1 | (905) 890-2555 |
| Minnow Environmental Inc 6800 Kitimat Rd, Mississauga L5N 5M1 | (905) 567-8771 |
| Morrison Environmental Ltd 1087 Meyerside Dr #1, Mississauga L5T 1M5 | (905) 564-8944 |
| Oakridge Environmental 2400 Dundas St W #118, Mississauga L5K 2R8 | (905) 891-3444 |
| Philip Analytical Svc 211 Watline Ave, Mississauga L4Z 1P3 | (905) 712-3667 |
| Pinchin Environmental 5749 Coopers Ave, Mississauga L4Z 1R9 | (905) 507-4855 |
| Pine Environmental Svc 530 Otto Rd, Mississauga L5T 2L5 | (905) 795-9700 |
| Spilkleen 2395 Drew Rd, Mississauga L5S 1T2 | (905) 293-9995 |
| Spilkleen 1224 Dundas St E #27, Mississauga L4Y 4A2 | (905) 281-8198 |
| T S Health & Safety Conslnts 2601 Matheson Blvd E #35, Mississauga L4W 5A8 | (905) 238-0362 |
| Terratechnik Environmental Ltd 2355 Royal Windsor Dr #12, Mississauga L5J 4S8 | (905) 855-4943 |
| Total Safety 6541 Mississauga Rd #A, Mississauga L5N 1A6 | (905) 858-3215 |
| Tri-Phase Environmental Inc 340 Paisley Blvd W, Mississauga L5B 2A5 | (905) 279-4906 |
| Workplace Environmental 2386 Haines Rd, Mississauga L4Y 1Y6 | (905) 949-0960 |
| Zorix Consultants Inc 3425 Semenyk Crt #200, Mississauga L5C 4P9 | (905) 277-1110 |
| Ech 20 Home Care Inc 1110 Kamato Rd #7, Mississauga L4W 2P3 | (905) 238-0029 |
| Building Survey Consultants 4044 Bridlepath Trail, Mississauga L5L 3E9 | (905) 569-3340 |
| Canadian Environmental Audit 6820 Kitimat Rd, Mississauga L5N 5M3 | (905) 567-4705 |
| Canadian Ortech Environmental 2395 Speakman Dr, Mississauga L5K 1B1 | (905) 822-4120 |
| Canco Environmental Inc 2650 Meadowvale Blvd #7, Mississauga L5N 6M5 | (905) 567-4059 |
| Cantox Inc 2233 Argentia Rd #308, Mississauga L5N 2X7 | (905) 542-2900 |
| Cantox Environmental Inc 1900 Minnesota Crt, Mississauga L5N 3C9 | (905) 814-7800 |
| Ecoplans Limited 2655 North Sheridan Way #300, Mississauga L5K 2P8 | (905) 823-4988 |