| Business | Phone |
| Atlantic Drilling Corp 1669 Meeting St Rd, North Charleston 29405 | (843) 720-8848 |
| Boat Us/Tow/Charleston Marine 2430 Thompson Ave, North Charleston 29405 | (843) 744-8485 |
| Coastal Engineering & Testing 1279 Remount Rd, North Charleston 29406 | (843) 566-1264 |
| Ensafe Inc 1800 Pittsburgh Ave, North Charleston 29405 | (843) 723-1370 |
| Environmental Enterprise Group 1345 Barracks Rd, North Charleston 29405 | (843) 202-8003 |
| Environmental Solutions Group 7251 Cross Park Dr, North Charleston 29418 | (843) 767-4514 |
| Four Seasons Environmental Inc 1050 Remount Rd, North Charleston 29406 | (843) 308-0136 |
| Furgo Geosciences Inc 7100 Design St # 401, North Charleston 29418 | (843) 225-6412 |
| Integrated Science & Tech Inc 2154 N Center St # 306c, North Charleston 29406 | (843) 824-6983 |
| Petroleum Recovery Svc 3297 Pacific St # B, North Charleston 29418 | (843) 225-1777 |
| Safety-Kleen Corp 7230 Peppermill Pkwy, North Charleston 29418 | (843) 767-1516 |