A-1 Plumbing
Verified against CSLB on · View on CSLB
License details
- License number
- 454201
- Status
- Active
- Classifications
- C-36 · Plumbing
- Contractor bond
- $25,000
- Workers' comp
- Exempt
- License term on file
- March 23, 1984 – March 31, 2028
Business
- (209) 541 4540 (CSLB public record)
- PMB 1992625 F COFFEE RD, Modesto, CA 95355Stanislaus County
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Frequently asked questions
Is A-1 Plumbing licensed in California?
Yes. A-1 Plumbing holds an active California state contractor license (CSLB #454201), verified against the CSLB public record on June 17, 2026.
What is A-1 Plumbing's CSLB license number?
A-1 Plumbing's California contractor license number is 454201. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=454201
What kind of work is A-1 Plumbing licensed for?
A-1 Plumbing is classified under Plumbing (C-36) by the CSLB.
How do I verify A-1 Plumbing's license myself?
Look up license #454201 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=454201. This page reflects the CSLB public record as of June 17, 2026.
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.