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
Map, cities and product lines
Plants in New Hampshire3 FACILITIES
| Facility | City | Employees | Status |
|---|---|---|---|
| J. R. Liggett Limited | Cornish | 1–19 | ACTIVE |
| Carbon Felt INC. | Claremont | 20–99 | LIKELY ACTIVE |
| Roymal INC | Newport | 1–19 | LIKELY ACTIVE |
All chemical manufacturing nationwide · All manufacturing in New Hampshire