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.
Facilities51 FACILITIES
Listing 51 of 74: 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 |
|---|---|---|---|---|---|
| Cospolich INC. | Destrehan | Machinery Manufacturing | 333415 | — | ACTIVE |
| James Marine Hahnville, LLC | Hahnville | Nonmetallic Mineral Product Manufacturing | 327331 | 20–99 | ACTIVE |
| Southern Precision, INC | Saint Rose | Fabricated Metal Product Manufacturing | 332710 | — | ACTIVE |
| Valero St. Charles Refinery and Terminal | Norco | Petroleum and Coal Products Manufacturing | 324110 | 500+ | ACTIVE |
| Torq/lite, LLC | Luling | Fabricated Metal Product Manufacturing | 332710 | — | ACTIVE |
| Isoflex Radioactive LLC | Saint Rose | Chemical Manufacturing | 325180 | — | ACTIVE |
| Spec150, LLC | Saint Rose | Computer and Electronic Product Manufacturing | 334517 | — | ACTIVE |
| W. & O. Supply, INC. | Saint Rose | Computer and Electronic Product Manufacturing | 334418 | — | ACTIVE |
| Diamond Green Diesel | Norco | Chemical Manufacturing | 325199 | 100–499 | LIKELY ACTIVE |
| Galata Chemicals, LLC | Hahnville | Chemical Manufacturing | 325180 | 1–19 | LIKELY ACTIVE |
| Rain Cii Carbon LLC - Norco Coke Plant | Norco | Petroleum and Coal Products Manufacturing | 324110 | 20–99 | LIKELY ACTIVE |
| Taft Cogeneration Facility | Taft | Chemical Manufacturing | 325211 | — | LIKELY ACTIVE |
| Air Products & Chemicals INC Luling Smr | Luling | Chemical Manufacturing | 325120 | — | LIKELY ACTIVE |
| Bunge Corporation | Destrehan | Food Manufacturing | 311222 | — | LIKELY ACTIVE |
| Norco Manufacturing Complex & Associated Facilities | Norco | Petroleum and Coal Products Manufacturing | 324110 | — | LIKELY ACTIVE |
| Piazza's Seafood World, LLC | St. Rose | — | — | 1–19 | LIKELY ACTIVE |
| Union Carbide CORP - St Charles Plant | Hahnville | Chemical Manufacturing | 325110 | — | LIKELY ACTIVE |
| Air Products & Chemicals INC - Norco Hyd | Norco | Chemical Manufacturing | 325120 | — | LIKELY ACTIVE |
| Arkema INC | Hahnville | Chemical Manufacturing | 325211 | — | LIKELY ACTIVE |
| Bayer Cropscience LP - Luling Site | Luling | Chemical Manufacturing | 325110 | — | LIKELY ACTIVE |
| Momentive Specialty Chemicals INC | Norco | Chemical Manufacturing | 325110 | — | LIKELY ACTIVE |
| Occidental Chemical CORP - Taft Plant | Hahnville | Chemical Manufacturing | 325180 | — | LIKELY ACTIVE |
| Praxair, St. Charles Facility | Norco | Chemical Manufacturing | 325120 | — | LIKELY ACTIVE |
| Valentra Industrial Products LLC - Luling Facility | Luling | Chemical Manufacturing | 325199 | — | LIKELY ACTIVE |
| Creative Graphics, INC. | Saint Rose | Printing and Related Support Activities | 323119 | 1–19 | LIKELY ACTIVE |
| Bunge North America INC - Destrehan Grain Elevator | Destrehan | Food Manufacturing | 311224 | — | LIKELY ACTIVE |
| Cembell Industries, Inc. (Montz) | Montz | Fabricated Metal Product Manufacturing | 332313 | 100–499 | LIKELY ACTIVE |
| International-matex Tank Terminals (st. Rose) | St Rose | Chemical Manufacturing | 325110 | — | LIKELY ACTIVE |
| Linde Gas & Equipment INC - Taft Site | Hahnville | Chemical Manufacturing | 325120 | — | LIKELY ACTIVE |
| Mmp Sco LLC | Taft | Chemical Manufacturing | 325998 | — | LIKELY ACTIVE |
| Air Liquide Large Industries U.s. LP | Norco | Chemical Manufacturing | 325120 | — | LIKELY ACTIVE |
| Air Products & Chemicals INC - Taft I Hy | Taft | Chemical Manufacturing | 325120 | — | LIKELY ACTIVE |
| Boutte Asphalt Plant | Boutte | Petroleum and Coal Products Manufacturing | 324121 | — | LIKELY ACTIVE |
| Chemtreat | Norco | Chemical Manufacturing | 325998 | — | LIKELY ACTIVE |
| Duhon Machinery CO INC | St Rose | Machinery Manufacturing | 333319 | 20–99 | LIKELY ACTIVE |
| St Rose Refinery LLC - St Rose Refinery | St. Rose | Petroleum and Coal Products Manufacturing | 324110 | — | LIKELY ACTIVE |
| Air Liquide Large Industries US LP - Taft Asu | Hahnville | Chemical Manufacturing | 325120 | — | UNVERIFIED |
| Barriere Construction CO LLC - Boutte Asphalt Plant #625 | Boutte | Petroleum and Coal Products Manufacturing | 324121 | — | UNVERIFIED |
| Cypress Polypropylene Plant Union Carbide CORP. | Norco | Chemical Manufacturing | 325211 | — | UNVERIFIED |
| Lafarge Luling Rmx | Hahnville | Nonmetallic Mineral Product Manufacturing | 327320 | — | UNVERIFIED |
| Linde INC - Linde St Charles Plant | Norco | Chemical Manufacturing | 325120 | — | UNVERIFIED |
| Mosaic Fertilizer LLC - Taft Plant | Hahnville | Chemical Manufacturing | 325311 | — | UNVERIFIED |
| Paradis Tank Battery #3 | Paradis | Chemical Manufacturing | 325110 | — | UNVERIFIED |
| Air Liquide | Hahnville | Chemical Manufacturing | 325120 | 1–19 | LIKELY ACTIVE |
| Emi | St. Rose | Computer and Electronic Product Manufacturing | 334418 | 20–99 | LIKELY ACTIVE |
| Emi | Saint Rose | Computer and Electronic Product Manufacturing | 334418 | 20–99 | LIKELY ACTIVE |
| Luling, LA | Luling | Chemical Manufacturing | 325320 | 500+ | LIKELY ACTIVE |
| SHAC-Norco, LA | Norco | Chemical Manufacturing | 325180 | 20–99 | LIKELY ACTIVE |
| Taft Acetylene Plant | Hahnville | Chemical Manufacturing | 325120 | 20–99 | LIKELY ACTIVE |
| Pedal Valves, INC. | Luling | Fabricated Metal Product Manufacturing | 332919 | 20–99 | UNVERIFIED |
