| PFPearce Foundry INC | Prairieville | 20–99 | ◐ LIKELY ACTIVE |
| AIAmerican Idustrial Fabricators INC | Saint Amant | — | ◇ UNVERIFIED |
| AFAptim Facilities INC | Prairieville | — | ◇ UNVERIFIED |
| AQAscension Quality Materials LLC - Prairieville Plant | Prairieville | — | ◇ UNVERIFIED |
| GBG & B Enterprises of Louisiana LLC | Gonzales | — | ◇ UNVERIFIED |
| GFGeismar Fabrication Facility | Geismar | — | ◇ UNVERIFIED |
| SESiemens Energy, INC | Geismar | — | ◇ UNVERIFIED |
| AIAmerican Industrial Plant Services , Inc. | Saint Amant | 20–99 | ◐ LIKELY ACTIVE |
| BTBevel Tech Group, Inc. | Geismer | 20–99 | ◐ LIKELY ACTIVE |
| BSBray Sales Gulf States | Gonzales | 1–19 | ◐ LIKELY ACTIVE |
| EFEXCEL Fabrication | Gonzales | 20–99 | ◐ LIKELY ACTIVE |
| ALAkm LLC Dba Volks Constructors | Prairieville | — | ◇ UNVERIFIED |
| AIAmerican Industrial Plant Services, INC. | Geismar | — | ◇ UNVERIFIED |
| AMAmerican Machine Works INC | Geismar | — | ◇ UNVERIFIED |
| AIAshworth Industries, L.l.c. | Prairieville | — | ◇ UNVERIFIED |
| BRBaton Rouge Iron Works | Prairieville | — | ◇ UNVERIFIED |
| BTBevel Tech Group, INC. | Geismar | — | ◇ UNVERIFIED |
| BLB & L Steel Fabrications, INC. | Prairieville | — | ◇ UNVERIFIED |
| CLControlworx LLC | Gonzales | — | ◇ UNVERIFIED |
| FAFurnace and Tube Service, INC. | Gonzales | — | ◇ UNVERIFIED |
| GFGeismar Fabricators INC | Donaldsonville | — | ◇ UNVERIFIED |
| IMIndustrial & Marine Valve, LLC | Gonzales | — | ◇ UNVERIFIED |
| IMIndustrial & Marine Valve, LLC | Gonzales | — | ◇ UNVERIFIED |
| MBMetro Boiler Tube Company, INC. | Gonzales | — | ◇ UNVERIFIED |
| PMPortable Machine Works, LLC | Prairieville | — | ◇ UNVERIFIED |
| PIPrairieville Iron Works | Prairieville | — | ◇ UNVERIFIED |
| PPProcess Pumps & Equipment INC - Geismar Warehouse | Geismar | — | ◇ UNVERIFIED |
| RWRayco Welding and Industrial Machine Works, INC | Gonzales | — | ◇ UNVERIFIED |
| SVSouthwest Valve, INC. | Gonzales | — | ◇ UNVERIFIED |
| TFTrue Fab, LLC | Gonzales | — | ◇ UNVERIFIED |
| TITubes, INC | Geismar | — | ◇ UNVERIFIED |
| TITurner Industries Group LLC Facilities Hwy 73 Sipa Building | Geismar | — | ◇ UNVERIFIED |
| VPVidrine's Portable Building, LLC | Gonzales | — | ◇ UNVERIFIED |
