Plumbing contractors in Castro Valley, CA
24 licenses with the C-36 classification list Castro Valley (Alameda County) as their address with the state, 24 of them active. Active licenses with nothing flagged come first.
- Aaa Plumbing & Remodeling IncA · B · C-36 · C-42 · #1052769 Castro Valley · Alameda County Active
- All Fixture PlumbingC-36 · #774779 Castro Valley · Alameda County Active
- Alligator Plumbing IncC-36 · #995431 Castro Valley · Alameda County Active
- Baek ConstructionB · C-36 · #1002450 Castro Valley · Alameda County Active
- Blu Pipe Plumbing LLCC-36 · #1132566 Castro Valley · Alameda County Active
- Bluewave Plumbing and Water Heaters LLCC-36 · #1151565 Castro Valley · Alameda County Active
- Bri-Carr PlumbingC-36 · #658310 Castro Valley · Alameda County Active
- Buchmann IncA · B · C-10 · C-36 +1 · #1004484 Castro Valley · Alameda County Active
- California BuildersB · C-10 · C-16 · C-20 +2 · #988161 Castro Valley · Alameda County Active
- Clearwater PlumbingC-36 · #872069 Castro Valley · Alameda County Active
- Demiguel PlumbingC-16 · C-36 · #406575 Castro Valley · Alameda County Active
- Elias Lambros PlumbingC-36 · #561709 Castro Valley · Alameda County Active
- Frank Bonetti Plumbing IncC-4 · C-20 · C-34 · C-36 +1 · #251165 Castro Valley · Alameda County Active
- Gaxl General Construction IncB · C-36 · #1037436 Castro Valley · Alameda County Active
- Harris Water Heaters IncC-36 · #1026214 Castro Valley · Alameda County Active
- Houston PlumbingC-36 · #960208 Castro Valley · Alameda County Active
- John Mc Donagh Builders and Energy SystemsB · C-4 · C-10 · C-27 +5 · #422946 Castro Valley · Alameda County Active
- Just Plumbing IncC-36 · #909971 Castro Valley · Alameda County Active
- Olga Garibay PlumbingC-36 · #1139028 Castro Valley · Alameda County Active
- Patrick Mc CarthyC-36 · #806963 Castro Valley · Alameda County Active
- Proper Plumbing Services LLCC-36 · #1100951 Castro Valley · Alameda County Active
- Streamline Plumbing & Drain CoA · C-36 · C-42 · #672250 Castro Valley · Alameda County Active
- Water Heater CompanyB · C-36 · #987574 Castro Valley · Alameda County Active
- Wong PlumbingC-36 · #1158954 Castro Valley · Alameda County Active
Source: CSLB license file, Nov 6, 2026All trades in Castro Valley