Chemical Manufacturing in New Hampshire

NAICS 325 · NH

This register lists 108 facilities in New Hampshire. The Bureau of Labor Statistics counted 88 establishments in the Chemical Manufacturing industry in New Hampshire. Lonza Portsmouth, located in Portsmouth, employed 1574 people in 2025.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Plants in New Hampshire29 FACILITIES

Listing 29 of 43: the facilities with a website, a size band or two sources on record. The rest are in site search.

Facility	City	Employees	Status
Integra Biosciences CORP.	Hudson	100–499	● ACTIVE
Morgan Advanced Ceramics, INC	Hudson	20–99	● ACTIVE
NCNylon Corporation of America	Manchester	20–99	● ACTIVE
Hci Cleaning Products LLC	Hollis	—	● ACTIVE
Vhg Labs INC	Manchester	100–499	● ACTIVE
WIWorthen Industries Nashua South	Nashua	20–99	● ACTIVE
Anchor Pest Services, INC.	Manchester	—	● ACTIVE
Foundation Armor LLC	Amherst	—	● ACTIVE
Krayden, INC.	Manchester	—	● ACTIVE
IBIntegra Biosciences	Hudson	100–499	◐ LIKELY ACTIVE
LSLyophilization Services of New England	Bedford	100–499	◐ LIKELY ACTIVE
VLVhg Labs INC Dba Lgc Standards	Manchester	100–499	◐ LIKELY ACTIVE
LSLgc Standards Vhg Labs	Bedford	—	◐ LIKELY ACTIVE
UAUpaco Adhesive	Nashua	—	◐ LIKELY ACTIVE
JCJones Chemical	Merrimack	—	◐ LIKELY ACTIVE
LSLyophilization Services of New England	Bedford	100–499	◐ LIKELY ACTIVE
ALAffinity Life Sciences INC	Amherst	1–19	◇ UNVERIFIED
HCHampshire Chemical	Nashua	—	◇ UNVERIFIED
HSHs Staples CO	Merrimack	1–19	◇ UNVERIFIED
LSLyophilization Services of New England	Bedford	—	◇ UNVERIFIED
UTUnited Therapeutics Corporation	Manchester	—	◇ UNVERIFIED
WPWatson Park (a.k.a. Former Harcros Chemical Site)	Merrimack	—	◇ UNVERIFIED
Austin Powder Northeast LLC - Mt. William	Weare	20–99	◐ LIKELY ACTIVE
IFIntegra-Biosciences Friars	Hudson	20–99	◐ LIKELY ACTIVE
CIChuckles INC.	Manchester	20–99	◇ UNVERIFIED
LMLightblocks Mfg LLC	Merrimack	—	◇ UNVERIFIED
NHNew Hampshire Plastics, INC.	Manchester	20–99	◇ UNVERIFIED
PTPolymer Technologies	Nashua	1–19	◇ UNVERIFIED
RSResin Systems CORP.	Amherst	20–99	◇ UNVERIFIED

Search all 108 facilities