Solar contractors in Castro Valley, CA

2 licenses with the C-46 classification list Castro Valley (Alameda County) as their address with the state, 2 of them active. Active licenses with nothing flagged come first.

• ✓Buchmann IncA · B · C-10 · C-36 +1 · #1004484 Castro Valley · Alameda County Active
• ✓Vonnegut Electric & SolarC-10 · C-46 · #1080386 Castro Valley · Alameda County Active

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