Insulation and acoustical contractors in Sonoma, CA

2 licenses with the C-2 classification list Sonoma (Sonoma County) as their address with the state, 2 of them active. Active licenses with nothing flagged come first.

• ✓Ecco Insulation IncC-2 · #682377 Sonoma · Sonoma County Active
• ✓North Counties Drywall IncB · C-2 · C-9 · C-35 · #630523 Sonoma · Sonoma County Active

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