Manufacturing in St. Mary County, Louisiana
The register lists 81 facilities in St. Mary, Louisiana. The Bureau of Labor Statistics counted 77 establishments in St. Mary, Louisiana, in 2025.
SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE
Map, cities and benchmark
Biggest cities
Federal labor statistics counted at least 77 manufacturing establishments in St. Mary County in 2025, employing about 2,625 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 81.
Facilities4 FACILITIES
Listing 4 of 5: 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 |
|---|---|---|---|---|---|
| Hanko Boats, LLC | Berwick | Transportation Equipment Manufacturing | 336612 | 20–99 | REPORTED CLOSED |
| Halliburton Berwick Baroid | Berwick | Chemical Manufacturing | 325998 | — | LIKELY ACTIVE |
| Aaron Oil | Berwick | Petroleum and Coal Products Manufacturing | 324191 | — | UNVERIFIED |
| Acadiana Oil & Environmental Terminal | Berwick | Petroleum and Coal Products Manufacturing | 324191 | — | UNVERIFIED |
