| ALA La Carte Food Properties | Belle Rose | Food Manufacturing | 311612 | 100–499 | ● ACTIVE |
| DCDow Chemical Grand Bayou Operations | Belle Rose | Chemical Manufacturing | 325110 | — | ◐ LIKELY ACTIVE |
| DDD.B. Doran Copper & Iron Works | Belle Rose | Fabricated Metal Product Manufacturing | 332313 | 20–99 | ◐ LIKELY ACTIVE |
| NONational Oilwell Varco LP - Amelia South Coating Plant | Amelia | Fabricated Metal Product Manufacturing | 332812 | — | ◐ LIKELY ACTIVE |
| NTNov Turboscope - Amelia North Coating Plant | Amelia | Fabricated Metal Product Manufacturing | 332812 | — | ◐ LIKELY ACTIVE |
| WSWestfield Sugar Factory | Belle Rose | Food Manufacturing | 311311 | 100–499 | ◐ LIKELY ACTIVE |
| LWLula Westfield LLC - Westfield Raw Sugar | Paincourtville | Food Manufacturing | 311311 | — | ◐ LIKELY ACTIVE |
| CAConrad Aluminum, LLC | Morgan City | Transportation Equipment Manufacturing | 336611 | — | ◇ UNVERIFIED |
| GEGame Equipment LLC | Napoleonville | Machinery Manufacturing | 333111 | — | ◇ UNVERIFIED |
| MIMcdermott INC - Morgan City Fabrication Facility - Amelia Yard | Amelia | Fabricated Metal Product Manufacturing | 332312 | — | ◇ UNVERIFIED |
| NONational Oilwell Varco LP - Amelia North Coating Plant | Labadieville | Fabricated Metal Product Manufacturing | 332812 | — | ◇ UNVERIFIED |
| PEPerformance Energy Services LLC - Amelia Yard | Morgan City | Fabricated Metal Product Manufacturing | 332312 | — | ◇ UNVERIFIED |
| TCTrelleborg Crp INC | Amelia | Paper Manufacturing | 322219 | — | ◇ UNVERIFIED |
| ALA La Carte Foods Properties, LLC. | Belle Rose | Food Manufacturing | 311612 | — | ◐ LIKELY ACTIVE |
| PMPrecision Metal Services | Belle Rose | Fabricated Metal Product Manufacturing | 332710 | 1–19 | ◐ LIKELY ACTIVE |
| ABArgosy Boat Company, LLC | Pierre Part | Transportation Equipment Manufacturing | 336612 | — | ◇ UNVERIFIED |
| SLSouth Louisiana Sugar Cooperative INC - Glenwood Factory | Napoleonville | Food Manufacturing | 311314 | — | ◇ UNVERIFIED |