| Business | Phone |
| 3rc Forsyth County 1401 S Martin Luther King Jr D, Winston Salem 27107 | (336) 784-4300 |
| Apex Environmental Inc 811 Burke St, Winston Salem 27101 | (336) 722-2456 |
| Brooks Mechanical Svc 1701 Vargrave St, Winston Salem 27107 | (336) 723-6273 |
| Walklan Dry Ice Blasting 2200 Silas Creek Pkwy # 8a, Winston Salem 27103 | (336) 734-1800 |
| Soil Solutions Inc 1703 Vargrave St, Winston Salem 27107 | (336) 725-5844 |
| Salem Environmental Winston Salem 27106 | (336) 759-9700 |
| Hoh Corp 1701 Vargrave St, Winston Salem 27107 | (336) 727-4644 |
| Holston Co 2960 Griffith Rd, Winston Salem 27103 | (336) 765-7730 |
| Progress Environmental Inc 120 Fayette St, Winston Salem 27101 | (336) 722-9999 |
| Piedmont Industrial Svc 4211 Indiana Ave # B, Winston Salem 27105 | (336) 767-7522 |
| Pilot View Resource Dev Inc 2714 Henning Dr, Winston Salem 27106 | (336) 750-0522 |
| Ecotech Inc 1001 S Marshall St # L1, Winston Salem 27101 | (336) 725-0045 |
| Edwards Pitman Environmental 3334 Nottingham Rd, Winston Salem 27104 | (336) 765-2661 |
| Environmental Risk Advisory 353 Jonestown Rd # 156, Winston Salem 27104 | (336) 778-0620 |