Licensed contractors in New Hampshire
27,068 companies and license holders with a current, active New Hampshire license, grouped by trade. Source: official state records, refreshed 2026-08-25.
Electricians
14,200 licensed · New Hampshire
Mechanical Contractors
7,841 licensed · New Hampshire
Plumbers
3,580 licensed · New Hampshire
Gas Fitters
1,054 licensed · New Hampshire
Home Inspectors
253 licensed · New Hampshire
Septic Contractors
140 licensed · New Hampshire
Verifying a license in New Hampshire
Every professional listed here appears as active in the official New Hampshire record. Confirm any license yourself on the official New Hampshire portal before you hire.