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Chemical Manufacturing

28,025 FACILITIESAll Census product lines →

NAICS 325

The Chemical Manufacturing industry, as defined by NAICS 325, had 25801 establishments according to the Bureau of Labor Statistics in 2025. This register lists 28025 facilities. The West Point, PA Facility employs 8892 people as of 2025.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Map, cities and product lines
Map of United States manufacturing facilities

Plants in this industry18,184 FACILITIES

Listing 18,184 of 28,025: the facilities with a website, a size band or two sources on record. The rest are in site search.

FacilityCityStateEmployeesStatus
Linde Puerto Rico B.v.GuraboPR— ACTIVE
Lin-zhi International, INC.Santa ClaraCA20–99 ACTIVE
Liochem INCConyersGA100–499 ACTIVE
Liphatech INC.MilwaukeeWI20–99 ACTIVE
List Biological Laboratories, INC.CampbellCA20–99 ACTIVE
Little Sioux Corn Processors, LLCMarcusIA20–99 ACTIVE
Live Earth Products, IncorporatedEmeryUT1–19 ACTIVE
Lomont Molding IncorporatedMount PleasantIA100–499 ACTIVE
Lone Star Specialty Products, LLCLone StarTX— ACTIVE
Lonza Walkersville, INC.WalkersvilleMD500+ ACTIVE
Louisiana Energy Services, LLCEuniceNM100–499 ACTIVE
Lpi, INC.Eau ClaireWI20–99 ACTIVE
Lrbg Chemicals USA INCToledoOH20–99 ACTIVE
Lsb Chemical LLCEl DoradoAR100–499 ACTIVE
Lubrizol Advanced Materials, INC.GastoniaNC20–99 ACTIVE
Lubrizol Advanced Materials INC Bowling GreenBowling GreenOH20–99 ACTIVE
Lubrizol CORPWickliffeOH500+ ACTIVE
Lx Hausys America, INC.AdairsvilleGA100–499 ACTIVE
Lycus LTD.El DoradoAR20–99 ACTIVE
Lymtal International INCLake OrionMI20–99 ACTIVE
Lynx Chemical Group, Smyrna PlantSmyrnaGA20–99 ACTIVE
Lyondell Chemical - Bayport PlantPasadenaTX100–499 ACTIVE
Lyondell Chemical ChannelviewChannelviewTX500+ ACTIVE
M2x Energy INC.RockledgeFL20–99 ACTIVE
Macdermid Enthone INC.West HavenCT100–499 ACTIVE
Madison Chemical CO INCMadisonIN100–499 ACTIVE
Magni Industries INCIndependenceKY20–99 ACTIVE
Magnolia Advanced Materials, INC.AtlantaGA20–99 ACTIVE
Maine Molecular Quality Controls INCSacoME20–99 ACTIVE
Malco Products INCBarbertonOH100–499 ACTIVE
Mallard Creek Polymers, LLCCharlotteNC20–99 ACTIVE
Mallard Ink CompanySt AnthonyMN— ACTIVE
Mallinckrodt - Raleigh Pharmaceutical PlantRaleighNC100–499 ACTIVE
Mallinda INC.DenverCO— ACTIVE
Manar INCEdinburghIN100–499 ACTIVE
Mannkind CorporationDanburyCT100–499 ACTIVE
Marcus Paint CompanyLouisvilleKY1–19 ACTIVE
Mason CORPScherervilleIN20–99 ACTIVE
Master Bond INCHackensackNJ20–99 ACTIVE
Mast Technologies, LLCSan DiegoCA1–19 ACTIVE
Materion Advanced Chemicals INCMilwaukeeWI— ACTIVE
Maverick Molding CO.Blue AshOH— ACTIVE
Mcclarin Plastics, LLCHanoverPA— ACTIVE
Mcgean-rohco INCClevelandOH— ACTIVE
Mcgean-rohco, INCLivoniaMI— ACTIVE
Mechanical Rubber Products Company, INC.WarwickNY20–99 ACTIVE
Medical Chemical CorporationTorranceCA20–99 ACTIVE
Medical Products Laboratories, INC.PhiladelphiaPA100–499 ACTIVE
Medtronic MinimedNorthridgeCA500+ ACTIVE
Membrion INCSeattleWA20–99 ACTIVE

Search all 28,025 facilities

Common questions

How many chemical manufacturing facilities are in the United States?

As of NOV 2026, FactoryRegistry lists 28,025 chemical manufacturing facilities (NAICS 325) across 55 states, compiled from EPA, OSHA and Census records.

Which state has the most chemical manufacturing facilities?

California, with 5,130 facilities listed.

How many chemical manufacturing facilities are still operating?

15,129 of the 28,025 listed carry a recent operating signal in federal data — the register's Active or Likely active status. The rest are listed from their filings alone, which is a gap in the federal record rather than evidence that a plant has closed.