Manufacturing in Suffolk County, New York

As of JUL 2026, FactoryRegistry lists 930 manufacturing facilities in Suffolk County, New York, sourced from EPA, OSHA and Census records.

FACILITIES

930

CITIES

TOP INDUSTRY

Fabricated Metal Product Manufacturing

178 facilities

Cities

Hauppauge (107)Farmingdale (81)Bohemia (71)Ronkonkoma (63)Deer Park (48)West Babylon (34)Hauppauge (29)Melville (28)Holbrook (25)Bay Shore (25)

Top industries

Fabricated Metal Product Manufacturing (178)Computer and Electronic Product Manufacturing (170)Chemical Manufacturing (110)Transportation Equipment Manufacturing (84)Machinery Manufacturing (62)Miscellaneous Manufacturing (61)

Facilities

American Diagnostic Corporation

Hauppauge, NY

ACTIVE339112EMP 100-499

Linzer Products CORP

West Babylon, NY

ACTIVE339994EMP 100-499

Power Connector LLC

Bohemia, NY

ACTIVE334417EMP 20-99

Sciegen Pharmaceuticals INC

Hauppauge, NY

ACTIVE325412EMP 100-499

Space-craft Worldwide, INC

Hauppauge, NY

ACTIVE337212EMP 100-499

Spellman High-voltage Electronics Corporation

Hauppauge, NY

ACTIVE334419EMP 100-499

United Guardian INC

Hauppauge, NY

ACTIVE325188EMP 20-99

Arc Systems INC

Hauppauge, NY

ACTIVE335312EMP 20-99

Banner Metalcraft INC

Ronkonkoma, NY

ACTIVE332322EMP 20-99

Blackstone Stationers INC.

Commack, NY

ACTIVE323111EMP 20-99

Citation Healthcare Labels LLC

Hauppauge, NY

ACTIVE323111EMP 100-499

Coastal Pipeline Products CORP.

Calverton, NY

ACTIVE327332EMP 1-19

Cpi Aerostructures INC

Edgewood, NY

ACTIVE336413EMP 100-499

East/west Industries, INC.

Ronkonkoma, NY

ACTIVE336413EMP 20-99

Lab Crafters, INC.

Ronkonkoma, NY

ACTIVE332322EMP 100-499

Long Island Screen Printing INC

Medford, NY

ACTIVE323113EMP 20-99

Macrolink, INC.

Medford, NY

ACTIVE334111EMP 20-99

North Atlantic Industries, INC.

Bohemia, NY

ACTIVE334111EMP 100-499

Orlandi, INC

Farmingdale, NY

ACTIVE325612EMP 20-99

Process Sensing Technologies CORP.

Hauppauge, NY

ACTIVE334513EMP 20-99

Roman Stone Construction Company

Bay Shore, NY

ACTIVE327320EMP 20-99

Rsm Electron Power INC

Hauppauge, NY

ACTIVE334413EMP 100-499

Tangram Chemical LLC

Holtsville, NY

ACTIVE325180EMP 20-99

Time Base CORP

Edgewood, NY

ACTIVE337211EMP 20-99

Elementar Americas, INC.

Ronkonkoma, NY

LIKELY ACTIVE334516EMP 20-99

Visiontron CORP

Holtsville, NY

LIKELY ACTIVE339950EMP 20-99

Advanced Structures Corporation

LIKELY ACTIVE339114EMP 100-499

Aladdin Packaging LLC

Hauppauge, NY

LIKELY ACTIVE322211EMP 100-499

American Acrylic Corporation

West Babylon, NY

LIKELY ACTIVE326130

Amneal Pharmaceuticals of New York, LLC

Brookhaven, NY

LIKELY ACTIVE325412

Ascent Pharmaceuticals INC

Central Islip, NY

LIKELY ACTIVE325412EMP 100-499

Astro Electroplating,inc.

Bay Shore, NY

LIKELY ACTIVE332813EMP 20-99

Bae Systems Information and Electronic Systems Integration INC.

Greenlawn, NY

LIKELY ACTIVE334419

Beck's Classic Mfg INC.

Brentwood, NY

LIKELY ACTIVE315299EMP 20-99

Burton Industries INC

West Babylon, NY

LIKELY ACTIVE332811

Capy Machine Shop INC.

Melville, NY

LIKELY ACTIVE332510

Century Metal Parts CORP

Curtiss-wright Flow Control Corporation

LIKELY ACTIVE326113EMP 100-499

Data Device CORP

Bohemia, NY

LIKELY ACTIVE334413

Duro Dyne Corporation

Bay Shore, NY

LIKELY ACTIVE332322EMP 100-499

LIKELY ACTIVE336411EMP 20-99

Innovant Group

Islandia, NY

LIKELY ACTIVE337211EMP 100-499

Jamco Aerospace, INC.

Deer Park, NY

LIKELY ACTIVE332710

Kinemotive Corporation

Farmingdale, NY

LIKELY ACTIVE336413