Sanitation system contractors in San Francisco, CA

6 licenses with the C-42 classification list San Francisco (San Francisco County) as their address with the state, 6 of them active. Active licenses with nothing flagged come first.

• ✓Anderson Rowe & Buckley IncC-2 · C-4 · C-16 · C-20 +4 · #91594 San Francisco · San Francisco County Active
• ✓Bacon Plumbing Co IncC-4 · C-16 · C-36 · C-42 · #728650 San Francisco · San Francisco County Active
• ✓C R Reichel Engineering Co IncC-4 · C-10 · C-16 · C-20 +3 · #169169 San Francisco · San Francisco County Active
• ✓Jeremy A EverettC-20 · C-36 · C-42 · #948846 San Francisco · San Francisco County Active
• ✓Joseph C Sand Co IncC-4 · C-36 · C-42 · C-60 · #280333 San Francisco · San Francisco County Active
• ✓Thomas W CreedonB · C-10 · C-16 · C-36 +2 · #290746 San Francisco · San Francisco County Active

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