Sanitation system contractors in Fontana, CA

3 licenses with the C-42 classification list Fontana (San Bernardino County) as their address with the state, 2 of them active. Active licenses with nothing flagged come first.

• ✓All State Earth Moving CompanyB · C-12 · C-42 · #1101475 Fontana · San Bernardino County Active
• ✓Bright Underground WorkzC-42 · #1154710 Fontana · San Bernardino County Active
• !Robo One Plumbing CorporationA · C-34 · C-36 · C-42 · #639506 Fontana · San Bernardino County Suspended: unpaid judgment

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