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Chemical Manufacturing in Louisiana

NAICS 325 · LA

The Chemical Manufacturing industry in Louisiana has 428 establishments, according to the Bureau of Labor Statistics. Listed in the register are 548 facilities in Louisiana. Dow, Inc. Plaquemine Operations, located in Plaquemine, employed 1,414 people in 2025.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Map, cities and product lines

Biggest counties

Calcasieu58East Baton Rouge57Ascension53Iberville38St. Charles32Caddo25Jefferson20St. John the Baptist17

Biggest cities

Plants in Louisiana404 FACILITIES

Listing 404 of 548: the facilities with a website, a size band or two sources on record. The rest are in site search.

FacilityCityEmployeesStatus
Amerchol CORPGreensburg— LIKELY ACTIVE
Cabot CORP - Canal PlantFranklin— LIKELY ACTIVE
Cal-chlor Fourchon LLCPort Fourchon— LIKELY ACTIVE
C-c Planters Gin INCJonesville— LIKELY ACTIVE
Certainteed CORP - Lake Charles Polymer PlantWestlake— LIKELY ACTIVE
ChemtreatNorco— LIKELY ACTIVE
Evonik CORP - Reserve PlantReserve— LIKELY ACTIVE
Explo Systems INCMinden— LIKELY ACTIVE
Firestone Polymers - Lake Charles FacilitySulphur— LIKELY ACTIVE
Geo Specialty Chemicals INCBastrop— LIKELY ACTIVE
Halliburton Berwick BaroidBerwick— LIKELY ACTIVE
Halliburton Bossier City Field CampBossier City— LIKELY ACTIVE
Halliburton Energy Services, INC. - Norman DoucetGolden Meadow— LIKELY ACTIVE
Halliburton Energy Services INC - Port Fourchon South FacilityGolden Meadow— LIKELY ACTIVE
Jotun Paints INCBelle Chasse— LIKELY ACTIVE
Linde INC - Sulphur PlantLake Charles— LIKELY ACTIVE
Louisiana Green Fuels LLC - Louisiana Green FuelsColumbia— LIKELY ACTIVE
Myriant Succinic Acid BiorefineryLake Providence— LIKELY ACTIVE
Nutrition & Biosciences USA 1 LLC - Plaquemine MethocelPlaquemine— LIKELY ACTIVE
Ouachita Fertilizer CompanyNew Iberia— LIKELY ACTIVE
Plaquemine Hydrogen PurificationAddis— LIKELY ACTIVE
Port Fourchon NorthGolden Meadow— LIKELY ACTIVE
Southern Corrosion LLCSaint Martinville— LIKELY ACTIVE
Stern-chemtech, INC.Monroe— LIKELY ACTIVE
Usalco Port Allen Plant LLCPort Allen— LIKELY ACTIVE
Western International GasGeismar— LIKELY ACTIVE
Aeropres CORP - Sibley FacilitySibley— UNVERIFIED
Airgas Specialty Gases Port AllenPort Allen— UNVERIFIED
Air Liquide America Specialty Gases LLCPort Allen— UNVERIFIED
Air Liquide Large Industries US LP - Taft AsuHahnville— UNVERIFIED
Air Products Chemicals INCGeismar— UNVERIFIED
Air Products & Chemicals INC - Syngas PlantGeismar— UNVERIFIED
Alfasigma Usa, INC.Shreveport— UNVERIFIED
Allen Parish School BoardOberlin— UNVERIFIED
Allflex USA LLCBaton Rouge— UNVERIFIED
Alphachem INC.Reserve— UNVERIFIED
Am Agrigen Industries LLC - Amai Ammonia & Urea PlantKillona— UNVERIFIED
Amax Nickel IndBraithwaite— UNVERIFIED
Amjm LLCTallulah— UNVERIFIED
Ampro Fertilizer INCDonaldsonville— UNVERIFIED
Arizona Chemical CO - Oakdale PlantOakdale— UNVERIFIED
Arkema INC.Pineville— UNVERIFIED
Automotive Products & Accessories INC Dba Line-x of MetairieKenner— UNVERIFIED
Baroid Drilling Fluids YardCameron— UNVERIFIED
Barto Marble CO INC - Cultured Marble FaMetairie— UNVERIFIED
BasfZachary— UNVERIFIED
Basin Chemical Solutions LLCYoungsville— UNVERIFIED
Big Lake Fuels LLC - Big Lake Fuels Methanol PlantLake Charles— UNVERIFIED
Borden Chemicals & Plastics Operating LPAddis— UNVERIFIED
Bp Biofuels La LLCJennings— UNVERIFIED

Search all 548 facilities

All chemical manufacturing nationwide · All manufacturing in Louisiana