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Manufacturing in Chester County, Pennsylvania

The register lists 563 facilities in Chester, Pennsylvania. According to the Bureau of Labor Statistics, 655 establishments in Chester employed 17,760 people as of 2025. Chemical Manufacturing accounts for 73 facilities listed in the register.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Map, cities and benchmark

Biggest cities

Federal labor statistics counted at least 655 manufacturing establishments in Chester County in 2025, employing about 17,760 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 563, about 86% of that figure.

Facilities32 FACILITIES

Listing 32 of 49: the facilities with a website, a size band or two sources on record. The rest are in site search.

FacilityCityIndustryNAICSEmployeesStatus
Copy Management INCMalvernPrinting and Related Support Activities3231111–19 ACTIVE
Fujirebio Diagnostics, INCMalvernChemical Manufacturing325413— ACTIVE
Veltek Associates INCMalvernChemical Manufacturing325199100–499 ACTIVE
3si Security Systems INCMalvernComputer and Electronic Product Manufacturing334220100–499 ACTIVE
Be Wallace Products CORPMalvernMachinery Manufacturing3339231–19 ACTIVE
Endo Usa, INC.MalvernChemical Manufacturing325412100–499 ACTIVE
Applied Energy Systems INCMalvernComputer and Electronic Product Manufacturing334513— ACTIVE
Desj Phillips, LLCMalvernPlastics and Rubber Products Manufacturing326199— ACTIVE
Environex Products LLCMalvernMachinery Manufacturing333413— ACTIVE
Ess Energy Products, INC.MalvernPlastics and Rubber Products Manufacturing326140— ACTIVE
Magritek INCMalvernComputer and Electronic Product Manufacturing334516— ACTIVE
Pleopharma, INC.MalvernChemical Manufacturing325412— ACTIVE
Puresyn, INC.MalvernChemical Manufacturing325412— ACTIVE
Rajant CORPMalvernComputer and Electronic Product Manufacturing334220— ACTIVE
Skyline Toolworks LLCMalvernFabricated Metal Product Manufacturing332994— ACTIVE
James Spring & Wire Co.MalvernFabricated Metal Product Manufacturing33261320–99 LIKELY ACTIVE
Vishay Intertechnology Malvern PAMalvernComputer and Electronic Product Manufacturing334416100–499 LIKELY ACTIVE
Fujirebio Diagnostics Inc., MalvernMalvernChemical Manufacturing325413100–499 LIKELY ACTIVE
Graphic Impressions of Amer INCMalvernPrinting and Related Support Activities3231111–19 UNVERIFIED
Allan a Myers Lp/ Devault Asphalt PltMalvernPetroleum and Coal Products Manufacturing324121— LIKELY ACTIVE
Janssen Biotech, INC.MalvernChemical Manufacturing325412— LIKELY ACTIVE
Pennsylvania Distilling Company LLCMalvernBeverage and Tobacco Product Manufacturing312140— LIKELY ACTIVE
Universal Pure, LLCMalvernFood Manufacturing311612— LIKELY ACTIVE
Bobs Auto RepairMalvernPlastics and Rubber Products Manufacturing326130— LIKELY ACTIVE
Catalent Micron Technologies Malvern FacilityMalvernChemical Manufacturing325412— LIKELY ACTIVE
Loparex/malvernMalvernPaper Manufacturing322220— LIKELY ACTIVE
Janssen Biotech INCMalvernChemical Manufacturing325412— UNVERIFIED
Peace Prod CO Inc/malvern BoroMalvernPrinting and Related Support Activities323111— UNVERIFIED
Saint Gobain Performance Plastics/malvernMalvernPaper Manufacturing322220— UNVERIFIED
Worthington Armstron/wave - MalvernMalvernPrimary Metal Manufacturing331221— UNVERIFIED
MalvernMalvernChemical Manufacturing32541220–99 LIKELY ACTIVE
US004 PA MalvernMalvernChemical Manufacturing325412500+ LIKELY ACTIVE

Search all 14,331 Pennsylvania facilities