FactoryRegistry

Manufacturing in Chester County, Pennsylvania

As of JUL 2026, FactoryRegistry lists 420 manufacturing facilities in Chester County, Pennsylvania, sourced from EPA, OSHA and Census records.

FACILITIES
420
CITIES
10
TOP INDUSTRY
Chemical Manufacturing
62 facilities

Cities

West Chester (58)Exton (50)Coatesville (38)Malvern (37)Downingtown (22)Exton (12)Oxford (12)Honey Brook (11)Atglen (11)Wayne (10)

Top industries

Chemical Manufacturing (62)Fabricated Metal Product Manufacturing (52)Computer and Electronic Product Manufacturing (46)Machinery Manufacturing (40)Food Manufacturing (36)Miscellaneous Manufacturing (31)

Facilities

Aerzen USA CORP
Coatesville, PA
ACTIVE333413EMP 100-499
Lenape Forged Products CORP
West Chester, PA
ACTIVE332111EMP 20-99
Nathan Trotter and Co., INC
Coatesville, PA
ACTIVE331491EMP 20-99
Veltek Associates INC
Malvern, PA
ACTIVE325199EMP 100-499
Cleveland-cliffs Plate LLC
Coatesville, PA
ACTIVE331110EMP 500+
Davlyn Manufacturing CO LLC
Spring City, PA
ACTIVE313310EMP 20-99
Endo Usa, INC.
Malvern, PA
ACTIVE325412EMP 100-499
Farason Corporation
Coatesville, PA
ACTIVE333993EMP 20-99
Johnson Matthey INC.
West Chester, PA
ACTIVE325998EMP 100-499
Keystone Turbine Services, LLC
Coatesville, PA
ACTIVE336412EMP 20-99
Miller Edge INC
West Grove, PA
ACTIVE334419EMP 20-99
Netzsch Pumps North America LLC
Exton, PA
ACTIVE333911EMP 20-99
Plas-tech Coatings INC
West Chester, PA
ACTIVE332812EMP 20-99
Thomas W Springer INC
Landenberg, PA
ACTIVE332710EMP 20-99
Upper Darby Sign Company
Downingtown, PA
ACTIVE339950EMP 20-99
Uticom Systems, INC.
Coatesville, PA
ACTIVE332999EMP 20-99
Acero Precision
West Chester, PA
LIKELY ACTIVE332721EMP 20-99
A.c. Miller Concrete Products, INC
Spring City, PA
LIKELY ACTIVE327331
Anro, INC.
West Chester, PA
LIKELY ACTIVE323111EMP 100-499
Arkema Inc/west Chester
West Chester, PA
LIKELY ACTIVE325199EMP 20-99
Ballymore Company, INC
Coatesville, PA
LIKELY ACTIVE332999
Danco Precision, INC.
Phoenixville, PA
LIKELY ACTIVE332119
Dsm Biomedical
Exton, PA
LIKELY ACTIVE339112EMP 100-499
Edlon INC.
Avondale, PA
LIKELY ACTIVE326199EMP 20-99
Flowers Baking CO. of Oxford INC.
Oxford, PA
LIKELY ACTIVE311812
Inland Flexo Llc/downingtown
Downingtown, PA
LIKELY ACTIVE323111EMP 20-99
Jabil INC
West Chester, PA
LIKELY ACTIVE339113EMP 100-499
Johnson Matthey, INC.
Wayne, PA
LIKELY ACTIVE336390EMP 500+
R-v Industries, INC.
Honey Brook, PA
LIKELY ACTIVE332313
Zeks Compressed Air Solutions
West Chester, PA
LIKELY ACTIVE333415EMP 100-499
3si Security Systems INC
Malvern, PA
LIKELY ACTIVE334220
Action Manufacturing CO
Atglen, PA
LIKELY ACTIVE332993
Advanced Medical Homecare Supplies LLC
West Chester, PA
LIKELY ACTIVE339113
Agc Chemicals Americas, INC.
Exton, PA
LIKELY ACTIVE325998
Alfa Laval Inc. ALtank (loc code: ALTANK)
Coatesville, PA
LIKELY ACTIVE332410EMP 1-19
Almirall LLC
Malvern, PA
LIKELY ACTIVE325412
Ambler Surgical, LLC
Exton, PA
LIKELY ACTIVE339112
American Precision Industries, INC
West Chester, PA
LIKELY ACTIVE335312
Ametek INC
Berwyn, PA
LIKELY ACTIVE335999
Anholt dba CQ Medical
Avondale, PA
LIKELY ACTIVE339113EMP 100-499
Aota-vac LLC
Chester Springs, PA
LIKELY ACTIVE333242
Applied Energy Systems INC
Malvern, PA
LIKELY ACTIVE334513
Applied Technology International LTD
Exton, PA
LIKELY ACTIVE339113
Arkema West Chester Plant
West Chester, PA
LIKELY ACTIVE325211EMP 20-99
Armstrong Engineering Associates, Inc.
Coatesville, PA
LIKELY ACTIVE332410EMP 20-99
Balazs INC
Honey Brook, PA
LIKELY ACTIVE333922
Ball & Ball LLC
Exton, PA
LIKELY ACTIVE332510
Ballymore Safety Products - 251 Waverly
Coatesville, PA
LIKELY ACTIVE332999EMP 20-99
Ballymore Safety Products - 501 Gunnard
Coatesville, PA
LIKELY ACTIVE332999EMP 20-99
Bench Top Solutions LLC
West Grove, PA
LIKELY ACTIVE333310