Machinery Manufacturing in New Hampshire

NAICS 333 · NH

The Machinery Manufacturing industry in New Hampshire had 160 establishments, according to the Bureau of Labor Statistics in 2025. This register lists 167 facilities in New Hampshire. L3HARRIS, located in Londonderry, employed 790 people in 2025.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Plants in New Hampshire18 FACILITIES

Listing 18 of 20: the facilities with a website, a size band or two sources on record. The rest are in site search.

Facility	City	Employees	Status
Oxy-gon Industries INC	Epsom	20–99	● ACTIVE
Podmore Manufacturing INC.	Pittsfield	20–99	● ACTIVE
The Mellen CO INC	Concord	1–19	● ACTIVE
Custom Integrated Manufacturing, LLC	Allenstown	—	● ACTIVE
Encon Industries, LLC	Hooksett	—	● ACTIVE
Insulfab Plastics INC	Franklin	—	● ACTIVE
Jm Timber LLC	Henniker	—	● ACTIVE
HCHmc Corporation	Hopkinton	20–99	◐ LIKELY ACTIVE
HCHeat & Control Mastermatic Div	Pembroke	—	◐ LIKELY ACTIVE
PFPitco Frialator INC	Bow	—	◐ LIKELY ACTIVE
TITafa INC	Concord	—	◐ LIKELY ACTIVE
EEEncon Evaporators	Hooksett	20–99	◐ LIKELY ACTIVE
LILabsphere INC	Sutton	—	◐ LIKELY ACTIVE
HCHMC Corporation	Contoocook	20–99	◐ LIKELY ACTIVE
HFHP Fairfield	Hopkinton	20–99	◐ LIKELY ACTIVE
TMThorlabs Measurement Systems, Inc.	Concord	1–19	◐ LIKELY ACTIVE
UTUS Tool Group- GE Hookset	Hookset	1–19	◐ LIKELY ACTIVE
SSSawtech Scientific	Bow	1–19	◇ UNVERIFIED

Search all 167 facilities