Grayson Plumbing Supply
Verified against CSLB on · View on CSLB
License details
- License number
- 551790
- Status
- Active
- Classifications
- C-36 · Plumbing
- Contractor bond
- $25,000
- Workers' comp
- Covered
- License term on file
- December 20, 1988 – December 31, 2026
Business
- (209) 392 2960 (CSLB public record)
- P O BOX 335, Dos Palos, CA 93620Merced County
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Frequently asked questions
Is Grayson Plumbing Supply licensed in California?
Yes. Grayson Plumbing Supply holds an active California state contractor license (CSLB #551790), verified against the CSLB public record on June 17, 2026.
What is Grayson Plumbing Supply's CSLB license number?
Grayson Plumbing Supply's California contractor license number is 551790. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=551790
What kind of work is Grayson Plumbing Supply licensed for?
Grayson Plumbing Supply is classified under Plumbing (C-36) by the CSLB.
How do I verify Grayson Plumbing Supply's license myself?
Look up license #551790 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=551790. 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.