501 Plumbing
Verified against CSLB on · View on CSLB
License details
- License number
- 1146391
- Classifications
- License term on file
- November 17, 2025 – November 30, 2027
Business
- (323) 470 1917 (CSLB public record)
- 4925 ASTOR AVENUE, Commerce, CA 90040Los Angeles County
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What to check next
Frequently asked questions
Is 501 Plumbing licensed in California?
Yes. 501 Plumbing holds an active California state contractor license (CSLB #1146391), verified against the CSLB public record on June 17, 2026.
What is 501 Plumbing's CSLB license number?
501 Plumbing's California contractor license number is 1146391. 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 501 Plumbing licensed for?
501 Plumbing is classified under Plumbing (C-36) by the CSLB.
How do I verify 501 Plumbing's license myself?
Look up license #1146391 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 #1146391 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.