| Business | Phone |
| Environmental Technical Sales 7731 Office Park Blvd, Baton Rouge 70809 | (225) 295-1200 |
| Koch-Knight Llc 11746 S Harrells Ferry Rd, Baton Rouge 70816 | (225) 292-9899 |
| Psc 6735 Airline Hwy, Baton Rouge 70805 | (225) 356-7155 |
| Water Management Technologies 6951 N Merchant Ct, Baton Rouge 70809 | (225) 755-0995 |
| Wolfe Water Treatment Svc 13118 Deerpath Way, Baton Rouge 70816 | (225) 296-5777 |
| Us Filter 5820 Mccann Dr, Baton Rouge 70809 | (504) 837-7977 |