Sanitation system contractors in Santa Ana, CA

4 licenses with the C-42 classification list Santa Ana (Orange County) as their address with the state, 4 of them active. Active licenses with nothing flagged come first.

• ✓H P L Mechanical IncB · C-4 · C-16 · C-29 +4 · #308208 Santa Ana · Orange County Active
• ✓Orange County Plumbing IncC-36 · C-42 · #852953 Santa Ana · Orange County Active
• ✓Orange County Pumping IncA · B · C-36 · C-42 · #680703 Santa Ana · Orange County Active
• ✓Pacific Plumbing Company of Santa AnaA · B · C-4 · C-16 +4 · #266807 Santa Ana · Orange County Active

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