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

Plants in Louisiana40 FACILITIES

Listing 40 of 58: the facilities with a website, a size band or two sources on record. The rest are in site search.

Facility	City	Employees	Status
Calca Solutions, LLC	Westlake	—	● ACTIVE
WCWestlake Chemicals & Vinyls LLC	Westlake	20–99	● ACTIVE
BIBiolab INC	Westlake	100–499	◐ LIKELY ACTIVE
LILouisiana Integrated Polyethylene Jv LLC	Westlake	100–499	◐ LIKELY ACTIVE
LPLouisiana Pigment Company, L.p.	Westlake	100–499	◐ LIKELY ACTIVE
RSResin Sys INC	Sulphur	20–99	◐ LIKELY ACTIVE
EUEagle US 2 LLC - Lake Charles Complex	Westlake	—	◐ LIKELY ACTIVE
ECEquistar Chemicals, L.p. - Lake Charles Plant	Sulphur	—	◐ LIKELY ACTIVE
ECEquistar Chemicals LP - Lake Charles Polymers Site	Westlake	—	◐ LIKELY ACTIVE
WPWestlake Petrochemicals LLC	Sulphur	—	◐ LIKELY ACTIVE
WPWestlake Polymers LLC	Sulphur	—	◐ LIKELY ACTIVE
WRW R Grace - Lake Charles Facility	Sulphur	—	◐ LIKELY ACTIVE
APAir Products & Chemicals INC	Sulphur	—	◐ LIKELY ACTIVE
Carboline Global INC	Lake Charles	—	◐ LIKELY ACTIVE
HEHalliburton Energy Svcs	Westlake	—	◐ LIKELY ACTIVE
Southern Ionics INC	Sulphur	—	◐ LIKELY ACTIVE
WUWestlake US 2 LLC	Westlake	—	◐ LIKELY ACTIVE
LLLacc LLC US - Ethylene & Derivatives Plant	Westlake	—	◐ LIKELY ACTIVE
PIPpg Industries INC - Silica Plant	Westlake	—	◐ LIKELY ACTIVE
CCCertainteed CORP - Lake Charles Polymer Plant	Westlake	—	◐ LIKELY ACTIVE
FPFirestone Polymers - Lake Charles Facility	Sulphur	—	◐ LIKELY ACTIVE
LILinde INC - Sulphur Plant	Lake Charles	—	◐ LIKELY ACTIVE
BLBig Lake Fuels LLC - Big Lake Fuels Methanol Plant	Lake Charles	—	◇ UNVERIFIED
CCC-4 Central Production Facility	Iowa	—	◇ UNVERIFIED
ECEquistar Chemicals LP - Lake Charles Polymers Facility	Westlake	—	◇ UNVERIFIED
GTG2o Technologies LLC - Westlake Facility	Westlake	—	◇ UNVERIFIED
LCLake Charles Methanol Ii LLC - Lake Charles Methanol Facility	Westlake	—	◇ UNVERIFIED
LILinde INC - Westlake Compressor Facility	Westlake	—	◇ UNVERIFIED
MTMatheson Tri-gas INC - Westlake I & Ii Facility	Westlake	—	◇ UNVERIFIED
SNSasol North America INC - Lab Plant	Westlake	—	◇ UNVERIFIED
Southern Ionics INC. - Lake Charles Facility	Carlyss	—	◇ UNVERIFIED
TLTdc LLC - Westlake Plant	Westlake	—	◇ UNVERIFIED
TCTetra Chemicals	Westlake	—	◇ UNVERIFIED
WUWestlake US 2 LLC - Westlake Lake Charles South	Lake Charles	—	◇ UNVERIFIED
CVCremer Volunteer Pastilles	Lake Charles	20–99	◐ LIKELY ACTIVE
LCLake Charles	Sulphur	100–499	◐ LIKELY ACTIVE
QUQEMETICA US Silica LLC	Westlake	100–499	◐ LIKELY ACTIVE
SLSII Lake Charles	Carlyss	20–99	◐ LIKELY ACTIVE
WLWest Lake ASU	Westlake	20–99	◐ LIKELY ACTIVE
WGWR Grace & Co. Inc	Sulphur	100–499	◐ LIKELY ACTIVE

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