Manufacturing in St. Charles County, Louisiana
The register lists 74 facilities in St. Charles, Louisiana. The Bureau of Labor Statistics counted 51 establishments in St. Charles, Louisiana in 2025.
SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE
Map, cities and benchmark
Biggest cities
Federal labor statistics counted at least 51 manufacturing establishments in St. Charles County in 2025, employing about 4,424 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 74.
Facilities12 FACILITIES
Listing 12 of 16: the facilities with a website, a size band or two sources on record. The rest are in site search.
| Facility | City | Industry | NAICS | Employees | Status |
|---|---|---|---|---|---|
| Valero St. Charles Refinery and Terminal | Norco | Petroleum and Coal Products Manufacturing | 324110 | 500+ | ACTIVE |
| Diamond Green Diesel | Norco | Chemical Manufacturing | 325199 | 100–499 | LIKELY ACTIVE |
| Rain Cii Carbon LLC - Norco Coke Plant | Norco | Petroleum and Coal Products Manufacturing | 324110 | 20–99 | LIKELY ACTIVE |
| Norco Manufacturing Complex & Associated Facilities | Norco | Petroleum and Coal Products Manufacturing | 324110 | — | LIKELY ACTIVE |
| Air Products & Chemicals INC - Norco Hyd | Norco | Chemical Manufacturing | 325120 | — | LIKELY ACTIVE |
| Momentive Specialty Chemicals INC | Norco | Chemical Manufacturing | 325110 | — | LIKELY ACTIVE |
| Praxair, St. Charles Facility | Norco | Chemical Manufacturing | 325120 | — | LIKELY ACTIVE |
| Air Liquide Large Industries U.s. LP | Norco | Chemical Manufacturing | 325120 | — | LIKELY ACTIVE |
| Chemtreat | Norco | Chemical Manufacturing | 325998 | — | LIKELY ACTIVE |
| Cypress Polypropylene Plant Union Carbide CORP. | Norco | Chemical Manufacturing | 325211 | — | UNVERIFIED |
| Linde INC - Linde St Charles Plant | Norco | Chemical Manufacturing | 325120 | — | UNVERIFIED |
| SHAC-Norco, LA | Norco | Chemical Manufacturing | 325180 | 20–99 | LIKELY ACTIVE |