Hazardous substance removal certifications in Healdsburg, CA

3 licenses with the HAZ classification list Healdsburg (Sonoma County) as their address with the state, 3 of them active. Active licenses with nothing flagged come first.

• ✓Engelke Construction IncA · C-12 · HAZ · #305446 Healdsburg · Sonoma County Active
• ✓Ghilotti Bros / Terracon Constructors JvA · B · HAZ · #1001099 Healdsburg · Sonoma County Active
• !Cats 4 U IncA · C-12 · HAZ · #465781 Healdsburg · Sonoma County Active Workers' comp suspension pending

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