Grant Plumbing
Verified against CSLB on · View on CSLB
License details
- License number
- 890480
- Classifications
- License term on file
- January 31, 2007 – January 31, 2027
Business
- (650) 444 4292 (CSLB public record)
- 990 SHOAL DRIVE, San Mateo, CA 94404San Mateo County
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What to check next
Frequently asked questions
Is Grant Plumbing licensed in California?
Yes. Grant Plumbing holds an active California state contractor license (CSLB #890480), verified against the CSLB public record on June 17, 2026.
What is Grant Plumbing's CSLB license number?
Grant Plumbing's California contractor license number is 890480. 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 Grant Plumbing licensed for?
Grant Plumbing is classified under Plumbing (C-36) by the CSLB.
How do I verify Grant Plumbing's license myself?
Look up license #890480 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 #890480 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.