FactoryRegistry

Manufacturing in Rockingham County, New Hampshire

As of JUL 2026, FactoryRegistry lists 314 manufacturing facilities in Rockingham County, New Hampshire, sourced from EPA, OSHA and Census records.

FACILITIES
314
CITIES
10
TOP INDUSTRY
Computer and Electronic Product Manufacturing
59 facilities

Cities

Salem (43)Londonderry (41)Portsmouth (29)Seabrook (20)Exeter (19)Newington (16)Derry (13)Londonderry (12)Brentwood (12)Hampton (12)

Top industries

Computer and Electronic Product Manufacturing (59)Fabricated Metal Product Manufacturing (55)Chemical Manufacturing (30)Machinery Manufacturing (23)Miscellaneous Manufacturing (20)Nonmetallic Mineral Product Manufacturing (19)

Facilities

Aerodynamics, LLC
Seabrook, NH
ACTIVE332813EMP 20-99
Data Electronic Devices, INC.
Salem, NH
ACTIVE334418EMP 100-499
Novel Iron Works, INC.
Greenland, NH
ACTIVE332312EMP 100-499
Qa Technology Company, INC.
Hampton, NH
ACTIVE334515EMP 20-99
Westinghouse Electric Company LLC
Newington, NH
ACTIVE332410EMP 100-499
Appli-tec INC
Salem, NH
ACTIVE325520EMP 20-99
Enviro-tote, INC.
Londonderry, NH
ACTIVE314910EMP 20-99
Frontgrade Technologies INC.
Exeter, NH
ACTIVE334419EMP 100-499
Gpd Optoelectronics CORP.
Salem, NH
ACTIVE334413EMP 20-99
M. Braun, INC
Stratham, NH
ACTIVE334516EMP 100-499
Ncab Group USA INC
Hampstead, NH
ACTIVE334412EMP 20-99
Pro Star Precision Machining, LLC
Londonderry, NH
ACTIVE332710EMP 1-19
Spartronics Plaistow, INC.
Plaistow, NH
ACTIVE334220EMP 20-99
Subcom Cable Systems, LLC
Newington, NH
ACTIVE335921EMP 500+
Textiles Coated, Incorporated
Londonderry, NH
ACTIVE313320EMP 100-499
Uni-cast, LLC
Londonderry, NH
ACTIVE331524EMP 100-499
Alcumet INC
Londonderry, NH
LIKELY ACTIVE331512EMP 20-99
Beswick Engineering CO INC
Greenland, NH
LIKELY ACTIVE332912EMP 20-99
Chamberlain Companies, INC.
Salem, NH
LIKELY ACTIVE337212
Epredia
Portsmouth, NH
LIKELY ACTIVE327215EMP 100-499
Gemini Valve
Raymond, NH
LIKELY ACTIVE332911EMP 1-19
Hologic INC
Londonderry, NH
LIKELY ACTIVE325413EMP 20-99
Homefree, LLC
Windham, NH
LIKELY ACTIVE311821
Intelligent Manufacturing Solutions, LLC
Londonderry, NH
LIKELY ACTIVE334418
L3harris
Londonderry, NH
LIKELY ACTIVE333314EMP 500+
Lindt & Sprungli (usa) INC.
Stratham, NH
LIKELY ACTIVE311351EMP 500+
Linear & Metric, LLC
Londonderry, NH
LIKELY ACTIVE332710
Magnum Machine INC.
Raymond, NH
LIKELY ACTIVE332710
Moveras LLC
Salem, NH
LIKELY ACTIVE336350EMP 100-499
Mushield CO INC
Londonderry, NH
LIKELY ACTIVE332313
Northeast Lantern LLC
Exeter, NH
LIKELY ACTIVE335121EMP 20-99
Nu-cast, INC.
Londonderry, NH
LIKELY ACTIVE331523EMP 20-99
Pd&e Electronics, LLC
North Hampton, NH
LIKELY ACTIVE334413
Skaff Cryogenics INC
Brentwood, NH
LIKELY ACTIVE332420EMP 1-19
Terex USA LLC
Newton, NH
LIKELY ACTIVE321219EMP 20-99
Tutco Sureheat
Exeter, NH
LIKELY ACTIVE333414EMP 20-99
160 Corporate Drive
160 Corporate Drive, NH
LIKELY ACTIVE339113EMP 20-99
Aak Power Supply CORP
Plaistow, NH
LIKELY ACTIVE335311
Accelerated Systems LLC
Salem, NH
LIKELY ACTIVE333998
Advanced Custom Cabinets
Brentwood, NH
LIKELY ACTIVE321999EMP 20-99
Advanced Programs, INC
Salem, NH
LIKELY ACTIVE334111
Advanced Recovery 2 Mobility, INC
Stratham, NH
LIKELY ACTIVE336390
Airgas Usa, LLC
Salem, NH
LIKELY ACTIVE325120
AJ Nonwovens
Hampton, NH
LIKELY ACTIVE313210EMP 100-499
Albany International CORP
Portsmouth, NH
LIKELY ACTIVE314999
Al Cu Met, INC.
Londonderry, NH
LIKELY ACTIVE331529
Alliance Technical Solutions, LLC
Salem, NH
LIKELY ACTIVE335999
A & L Machine LLC
Plaistow, NH
LIKELY ACTIVE332710
Altium Packaging - Londonderry
Londonderry, NH
LIKELY ACTIVE326160EMP 20-99
American Calan, INC.
Northwood, NH
LIKELY ACTIVE333111