FactoryRegistry

Manufacturing in Allegheny County, Pennsylvania

As of JUL 2026, FactoryRegistry lists 871 manufacturing facilities in Allegheny County, Pennsylvania, sourced from EPA, OSHA and Census records.

FACILITIES
871
CITIES
10
TOP INDUSTRY
Fabricated Metal Product Manufacturing
187 facilities

Cities

Pittsburgh (314)Pittsburgh (54)Carnegie (29)Coraopolis (19)Leetsdale (16)Bridgeville (16)Cheswick (15)Verona (14)Oakmont (13)Mc Kees Rocks (13)

Top industries

Fabricated Metal Product Manufacturing (187)Chemical Manufacturing (109)Nonmetallic Mineral Product Manufacturing (80)Machinery Manufacturing (79)Computer and Electronic Product Manufacturing (76)Primary Metal Manufacturing (66)

Facilities

Allegheny Performance Plastics, LLC
Leetsdale, PA
ACTIVE326199EMP 20-99
Industrial Scientific Corporation
Pittsburgh, PA
ACTIVE334513EMP 100-499
Turner Dairy Farms INC
Pittsburgh, PA
ACTIVE311511EMP 100-499
Alpine Packaging INC
North Versailles, PA
ACTIVE323111EMP 20-99
Angstrom Sciences INC
Duquesne, PA
ACTIVE333242EMP 1-19
Chemdaq, INC.
Pittsburgh, PA
ACTIVE334519EMP 20-99
Cook Myosite INC
Pittsburgh, PA
ACTIVE325414EMP 100-499
Elizabeth Tooling, LLC
Mckeesport, PA
ACTIVE333514EMP 20-99
Greco Steel Products, INC
Springdale, PA
ACTIVE332312EMP 20-99
Heat Exchange and Transfer, INC
Carnegie, PA
ACTIVE333994EMP 20-99
Instrumentation Industries, Incorporated
Bethel Park, PA
ACTIVE339112EMP 20-99
Kopp Glass, INC.
Pittsburgh, PA
ACTIVE327212EMP 20-99
Metplas INC
Natrona Heights, PA
ACTIVE332710EMP 20-99
Peak Metrology LLC
Pittsburgh, PA
ACTIVE334513EMP 1-19
Pittsburgh Stage INC
Sewickley, PA
ACTIVE339999EMP 20-99
Sauereisen INC
Pittsburgh, PA
ACTIVE325510EMP 20-99
Tri-state Plastics, INC.
Coraopolis, PA
ACTIVE326199EMP 20-99
Allegheny Petroleum Products CO.
Wilmerding, PA
LIKELY ACTIVE324191
Alston Machine Co., INC.
Pittsburgh, PA
LIKELY ACTIVE332710
Bon Tool CO
Gibsonia, PA
LIKELY ACTIVE332216
Compunetics INC
Monroeville, PA
LIKELY ACTIVE334412
Compunetix INC
Monroeville, PA
LIKELY ACTIVE334210
Curtiss-wright Electro-mechanical Corporation
Cheswick, PA
LIKELY ACTIVE333996
E H Schwab
Turtle Creek, PA
LIKELY ACTIVE332119EMP 20-99
Epic Metals CORP
Braddock, PA
LIKELY ACTIVE331221
Extech/exterior Technologies, INC.
Pittsburgh, PA
LIKELY ACTIVE332311
General Manufacturing CO.
Bethel Park, PA
LIKELY ACTIVE332710
Glen Carbide, INC.
Carnegie, PA
LIKELY ACTIVE333514EMP 20-99
Hennecke INC
Bridgeville, PA
LIKELY ACTIVE333249EMP 20-99
Impact Guard LLC
Leetsdale, PA
LIKELY ACTIVE326130EMP 20-99
Jersey Chrome Plating Company
Pittsburgh, PA
LIKELY ACTIVE332813
Jetnet Corporation
Sewickley, PA
LIKELY ACTIVE313240EMP 20-99
J.v. Manufacturing CO INC
Natrona Heights, PA
LIKELY ACTIVE333514
Kobold Instruments INC
Pittsburgh, PA
LIKELY ACTIVE334513
Lanxess CORP
Pittsburgh, PA
LIKELY ACTIVE325211
Magee Plastics Company
Warrendale, PA
LIKELY ACTIVE326130EMP 20-99
Metal Powder Works, LLC
Clinton, PA
LIKELY ACTIVE332117
Neville Chemical Company
Pittsburgh, PA
LIKELY ACTIVE325199EMP 100-499
Pittsburgh Precision Turned Products, LLC
Pittsburgh, PA
LIKELY ACTIVE332721
Premier Pan CO INC
Crescent, PA
LIKELY ACTIVE332119EMP 100-499
Prion Manufacturing
Oakdale, PA
LIKELY ACTIVE332710EMP 20-99
Prominent Fluid Controls, INC.
Pittsburgh, PA
LIKELY ACTIVE333318EMP 100-499
Schneider's Dairy, INC.
Pittsburgh, PA
LIKELY ACTIVE311511
Schroeder Industries LLC
Leetsdale, PA
LIKELY ACTIVE333131
Superior Forge and Steel
Pittsburgh, PA
LIKELY ACTIVE331221EMP 20-99
Taktl LLC
Turtle Creek, PA
LIKELY ACTIVE327390
Ww Patterson CO
Pittsburgh, PA
LIKELY ACTIVE332999
0625 LLC
Gibsonia, PA
LIKELY ACTIVE339115
1440 Foods Manufacturing, LLC (Terence Facility)
Pittsburgh, PA
LIKELY ACTIVE311999EMP 20-99
1994 Steel Factory Corp
Mc Kees Rocks, PA
LIKELY ACTIVE332311EMP 20-99