Chemical Manufacturing in New Hampshire
NAICS 325 · NH
New Hampshire is home to Chemical Manufacturing, an industry with 86 establishments counted by the Bureau of Labor Statistics in 2024. Lonza Portsmouth in Portsmouth had 1,574 employees in 2025, more than any other plant listed. This register lists 104 facilities in 42 cities across New Hampshire as of 2026.
SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE
Map, cities and product lines
Plants in New Hampshire7 FACILITIES
| Facility | City | Employees | Status |
|---|---|---|---|
| Lgc Standards Vhg Labs | Bedford | — | UNVERIFIED |
| Lyophilization Services of New England | Bedford | 100–499 | LIKELY ACTIVE |
| Lyophilization Services of New England | Bedford | — | LIKELY ACTIVE |
| Lyophilization Services of New England | Bedford | — | UNVERIFIED |
| Lyophilization Services of New England, INC. (lsne) | Bedford | — | UNVERIFIED |
| Pci Pharmaceutical Services | Bedford | — | UNVERIFIED |
| Wellbridge Therapeutics LLC | Bedford | — | UNVERIFIED |
All chemical manufacturing nationwide · All manufacturing in New Hampshire