FactoryRegistry

Manufacturing in Madison County, Ohio

As of JUL 2026, FactoryRegistry lists 27 manufacturing facilities in Madison County, Ohio, sourced from EPA, OSHA and Census records.

FACILITIES
27
CITIES
9
TOP INDUSTRY
Transportation Equipment Manufacturing
8 facilities

Cities

London (7)West Jefferson (6)London (5)Mount Sterling (3)West Jefferson (2)Plain City (1)Plain City (1)Mt Sterling (1)Mt. Sterling (1)

Top industries

Transportation Equipment Manufacturing (8)Fabricated Metal Product Manufacturing (5)Primary Metal Manufacturing (4)Plastics and Rubber Products Manufacturing (3)Miscellaneous Manufacturing (2)Chemical Manufacturing (2)

Facilities

Fisher Cast Steel Products *
West Jefferson, OH
LIKELY ACTIVE331513EMP 20-99
Jefferson Industries
West Jefferson, OH
LIKELY ACTIVE336111EMP 500+
Armaly LLC
London, OH
LIKELY ACTIVE332999EMP 20-99
Bodycote Imt INC
London, OH
LIKELY ACTIVE332117
Bodycote Thermal Processing, INC.
London, OH
LIKELY ACTIVE332811
Gingway Products Inc.
Plain City, OH
LIKELY ACTIVE332312EMP 20-99
Gra-mag
London, OH
LIKELY ACTIVE336360EMP 20-99
London
London, OH
LIKELY ACTIVE326122EMP 20-99
Signaffects, Limited
Plain City, OH
LIKELY ACTIVE339950
Smith Dental Laboratory, LLC
West Jefferson, OH
LIKELY ACTIVE339116
Stanley Electric U.S Co Inc - ALP
London, OH
LIKELY ACTIVE336320EMP 500+
Stanley Electric US Co Inc - ELP
London, OH
LIKELY ACTIVE336320EMP 100-499
Stephens Pipe and Steel Mount Sterling, OH
Mt. Sterling, OH
LIKELY ACTIVE331222EMP 100-499
Toagosei America, Inc.
West Jefferson, OH
LIKELY ACTIVE325520EMP 20-99
West Jefferson
West Jefferson, OH
LIKELY ACTIVE336212EMP 20-99
WinCup Mt Sterling
Mt Sterling, OH
LIKELY ACTIVE326140EMP 20-99
Armaly Brands LLC London Plant
London, OH
UNVERIFIED327910
Fisher Cast Steel (0149000002)
West Jefferson, OH
UNVERIFIED331513
G-tekt North America Corporation
West Jefferson, OH
UNVERIFIED336111
Intelligrated Products LLC
London, OH
UNVERIFIED333922
Mahle Behr Mt Sterling INC
Mount Sterling, OH
UNVERIFIED331318
Nissen Chemitec America
London, OH
UNVERIFIED326199
Royster-clark INC
Mount Sterling, OH
UNVERIFIED325314
Stanley Electric
London, OH
UNVERIFIED336111
Stanley Electric US Company (0149000089)
London, OH
UNVERIFIED336320
Stephens Pipe and Steel INC
Mount Sterling, OH
UNVERIFIED332618
West Jefferson- Mfi
West Jefferson, OH
UNVERIFIED311999