Welding contractors in Petaluma, CA
5 licenses with the C-60 classification list Petaluma (Sonoma County) as their address with the state, 5 of them active. Active licenses with nothing flagged come first.
- Charles Custom WeldingC-60 · #1008475 Petaluma · Sonoma County Active
- Ernest Ongaro & Sons Inc Dba Ongaro & SonsC-4 · C-10 · C-16 · C-20 +7 · #215233 Petaluma · Sonoma County Active
- Goebel Construction IncA · B · C-12 · C-16 +4 · #348449 Petaluma · Sonoma County Active
- Redwood WeldingC-60 · #1092359 Petaluma · Sonoma County Active
- Zappetini IncC-60 · #1046265 Petaluma · Sonoma County Active
Source: CSLB license file, Nov 6, 2026All trades in Petaluma