| Business | Phone |
| Amec-Earth & Environmental 210 Colonnade Rd #300, Nepean K2E 7L5 | (613) 727-0658 |
| Aqua Terre Solutions Inc 2 Gurdwara Rd #200, Nepean K2E 1A2 | (613) 226-2456 |
| Innovative Environmental Sltns 81 Waterford Dr, Nepean K2E 7V4 | (613) 274-0539 |
| Inspec-Sol Inc 179 Colonnade Rd, Nepean K2E 7J4 | (613) 723-8182 |
| Iwr Technologies Ltd 9 Antares Dr, Nepean K2E 7V5 | (613) 228-1331 |
| Environmental & Geotechnical 12 Conover St, Nepean K2G 4S9 | (613) 828-2053 |
| Rowan Williams Davies & Irwin 38 Auriga Dr #200, Nepean K2E 8A5 | (613) 225-5648 |
| Canadian Environmental Cnslts 28 Concourse Gate #1, Nepean K2E 7T7 | (613) 226-2686 |
| Franz Environmental Inc 39 Robertson Rd #220, Nepean K2H 8R2 | (613) 721-0555 |