Boiler, hot water heating and steam fitting contractors in Ukiah, CA

3 licenses with the C-4 classification list Ukiah (Mendocino County) as their address with the state, 3 of them active. Active licenses with nothing flagged come first.

• ✓Intercounty Mechanical & Electrical IncC-4 · C-10 · C-20 · C-36 +1 · #926337 Ukiah · Mendocino County Active
• ✓McDonald MechanicalC-4 · #1124892 Ukiah · Mendocino County Active
• ✓Radiant Solar Technology IncB · C-4 · C-10 · C-36 +1 · #1007610 Ukiah · Mendocino County Active

Source: CSLB license file, Nov 8, 2026All trades in Ukiah