Custom Marble & Onyx
Verified against CSLB on · View on CSLB
License details
- License number
- 603889
- Status
- Active
- Classifications
- D-12 · Synthetic Products
- Contractor bond
- $25,000
- Workers' comp
- Covered
- License term on file
- October 2, 1990 – October 31, 2026
Business
- (209) 531 2200 (CSLB public record)
- PO BOX 581710, Modesto, CA 95358Stanislaus County
Are you Custom Marble & Onyx? Claim this listing to manage it.
Claim this listingRequest a free quote
Tell us about your project and we'll connect you with licensed, verified California contractors.
Frequently asked questions
Is Custom Marble & Onyx licensed in California?
Yes. Custom Marble & Onyx holds an active California state contractor license (CSLB #603889), verified against the CSLB public record on June 17, 2026.
What is Custom Marble & Onyx's CSLB license number?
Custom Marble & Onyx's California contractor license number is 603889. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=603889
What kind of work is Custom Marble & Onyx licensed for?
Custom Marble & Onyx is classified under Synthetic Products (D-12) by the CSLB.
How do I verify Custom Marble & Onyx's license myself?
Look up license #603889 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=603889. 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.