| Business | Phone |
| Bayou Industrial Repair Inc 58941 Bayou Rd, Plaquemine 70764 | (225) 687-2953 |
| Elliott Co 58035 Industrial Blvd, Plaquemine 70764 | (225) 687-1717 |
| Nadler Inc 23175 Short St, Plaquemine 70764 | (225) 687-2051 |
| Precision Seals & Mfg Inc 23615 Eden St, Plaquemine 70764 | (225) 687-3839 |
| Scientific Fabrication Svc Inc 58065 Highway 1148, Plaquemine 70764 | (225) 687-8209 |