FactoryRegistry

Manufacturing in St. Louis County, Missouri

As of JUL 2026, FactoryRegistry lists 782 manufacturing facilities in St. Louis County, Missouri, sourced from EPA, OSHA and Census records.

FACILITIES
782
CITIES
10
TOP INDUSTRY
Chemical Manufacturing
113 facilities

Cities

Saint Louis (195)Fenton (57)Maryland Heights (57)Chesterfield (50)St. Louis (49)Hazelwood (46)Bridgeton (44)St. Louis (37)St Louis (33)Earth City (28)

Top industries

Chemical Manufacturing (113)Fabricated Metal Product Manufacturing (110)Machinery Manufacturing (72)Printing and Related Support Activities (60)Nonmetallic Mineral Product Manufacturing (58)Miscellaneous Manufacturing (54)

Facilities

Central Mine Equipment Company
Earth City, MO
ACTIVE333120EMP 100-499
Davis Tool & Die Co., INC.
Fenton, MO
ACTIVE333511EMP 20-99
Donaldson Company, INC.
Chesterfield, MO
ACTIVE333413EMP 20-99
John J. Steuby Company
Hazelwood, MO
ACTIVE332710EMP 20-99
Stroco Manufacturing, INC.
Hazelwood, MO
ACTIVE336413EMP 100-499
Aerospace Composite Center, LLC
Hazelwood, MO
ACTIVE336413EMP 500+
Arch Precision LLC
Earth City, MO
ACTIVE332994EMP 20-99
Essex Industries, INC.
Saint Louis, MO
ACTIVE336411EMP 1-19
Foam Supplies, INC
Earth City, MO
ACTIVE325613EMP 20-99
Global Surgical Corporation
Saint Louis, MO
ACTIVE339112
Handicare USA LLC
Maryland Heights, MO
ACTIVE339112EMP 100-499
Isonova Technologies LLC
Maryland Heights, MO
ACTIVE311111EMP 1-19
Jost Chemical CO.
Saint Louis, MO
ACTIVE325180
Sentio Biosciences LLC
Maryland Heights, MO
ACTIVE325411EMP 20-99
Watlow Electric Manufacturing CO
Saint Louis, MO
ACTIVE333414
Buckeye International, INC.
Maryland Heights, MO
LIKELY ACTIVE323111
Cabka North America
Hazelwood, MO
LIKELY ACTIVE326199EMP 20-99
Carr Lane Manufacturing CO
Saint Louis, MO
LIKELY ACTIVE332999
Chemia Corporation
Maryland Heights, MO
LIKELY ACTIVE311111EMP 20-99
Clayton CORP
Fenton, MO
LIKELY ACTIVE326122EMP 100-499
Colorart LLC
Eureka, MO
LIKELY ACTIVE323110
Curium US LLC
Maryland Heights, MO
LIKELY ACTIVE325412
Davlan Engineering, INC
Saint Louis, MO
LIKELY ACTIVE332710
Flexible Cutting Systems LLC
St Louis, MO
LIKELY ACTIVE333514
Foam Products CORP
Maryland Heights, MO
LIKELY ACTIVE326140
General Credit Forms INC
Earth City, MO
LIKELY ACTIVE323111EMP 20-99
Indeeco LLC
Saint Louis, MO
LIKELY ACTIVE333414
Intoximeters, INC
Saint Louis, MO
LIKELY ACTIVE334519
Labels Direct, INC.
Chesterfield, MO
LIKELY ACTIVE322220EMP 20-99
Laclede Chain Manufacturing Company, LLC
Fenton, MO
LIKELY ACTIVE332618
Lawrence Fabric Structures INC
St Louis, MO
LIKELY ACTIVE332322
L E Sauer Machine CO
Saint Louis, MO
LIKELY ACTIVE332710
Nestle Purina Support Center
St. Louis, MO
LIKELY ACTIVE332117
Nomax, INC
Saint Louis, MO
LIKELY ACTIVE325412
Patheon Biologics LLC
St Louis, MO
LIKELY ACTIVE325414EMP 500+
Quest Specialty Products INC
Bridgeton, MO
LIKELY ACTIVE332710
R & S Machining LLC
Saint Louis, MO
LIKELY ACTIVE332710
Shelton Industrial Pattern , INC
Berkeley, MO
LIKELY ACTIVE332114EMP 20-99
Specgx LLC
Fenton, MO
LIKELY ACTIVE325412EMP 1-19
Stingray Parts Washers, LLC
Maryland Heights, MO
LIKELY ACTIVE333298EMP 20-99
St. Louis Tag CO INC
Maplewood, MO
LIKELY ACTIVE322221
Stolze Printing
Bridgeton, MO
LIKELY ACTIVE323110EMP 100-499
The Gateway CO of Missouri, LLC
Saint Louis, MO
LIKELY ACTIVE332312
Tier Rack LLC
Ballwin, MO
LIKELY ACTIVE331111
Tool Specialties CO
Hazelwood, MO
LIKELY ACTIVE333514EMP 20-99
Wrymark, INC.
Saint Louis, MO
LIKELY ACTIVE339113
Essex Industries, INC.
Saint Louis, MO
LIKELY ACTIVE336413
Mccay Tool and Engineering Company
Saint Louis, MO
LIKELY ACTIVE332322
Watson Coatings INC
Saint Louis, MO
LIKELY ACTIVE325510
060 Bakery Plant
St Louis, MO
LIKELY ACTIVE311812EMP 100-499