Delta Bay Waterproofing
Verified against CSLB on · View on CSLB
License details
- License number
- 683948
- Classifications
- License term on file
- February 3, 1994 – June 30, 2027
Business
- (925) 778 1224 (CSLB public record)
- 512 W FOURTH STREET, Antioch, CA 94509Contra Costa County
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What to check next
Frequently asked questions
Is Delta Bay Waterproofing licensed in California?
Yes. Delta Bay Waterproofing holds an active California state contractor license (CSLB #683948), verified against the CSLB public record on June 17, 2026.
What is Delta Bay Waterproofing's CSLB license number?
Delta Bay Waterproofing's California contractor license number is 683948. Look that number up with the CSLB "Check a License" tool to confirm its current status against the public record yourself.
What kind of work is Delta Bay Waterproofing licensed for?
Delta Bay Waterproofing is classified under Painting and Decorating (C-33) by the CSLB.
How do I verify Delta Bay Waterproofing's license myself?
Look up license #683948 with the CSLB "Check a License" tool and compare the status, bond, and workers' compensation details against what's shown on this page. This page reflects the CSLB public record as of June 17, 2026.
Verify it yourself: How to verify a California contractor license · Look up #683948 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.