| Business | Phone |
| Aaa Environmental 103 Doves Haven Dr, Apex 27539 | (919) 362-5275 |
| Bradford Environmental Svc 4817 Holly Brook Dr, Apex 27539 | (919) 303-4448 |
| Source Testing & Consulting 1100 Purple Glory Dr, Apex 27502 | (919) 367-2200 |
| Environmental Fungal Testing 2008 Sterling Silver Dr, Apex 27502 | (919) 387-6303 |
| Environmental Strategies Corp 1007 Scotts Ridge Trl, Apex 27502 | (919) 303-6990 |
| Eq North Carolina 1005 Investment Blvd, Apex 27502 | (919) 363-4700 |
| Qore Inc 2521 Schieffelin Rd # 128, Apex 27502 | (919) 363-9899 |
| R Alexander Assoc Inc 1212 Eastham Dr, Apex 27502 | (919) 367-0911 |
| Integrated Water Strategies 1434 Farrington Rd # 600, Apex 27523 | (919) 367-8565 |