Gilbertson Mark Alan
Verified against CSLB on · View on CSLB
License details
- License number
- 630410
- Classifications
- License term on file
- October 9, 1991 – October 31, 2027
Business
- (909) 261 1028 (CSLB public record)
- 1151 E ALVARADO ST, Ontario, CA 91764San Bernardino County
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Frequently asked questions
Is Gilbertson Mark Alan licensed in California?
Yes. Gilbertson Mark Alan holds an active California state contractor license (CSLB #630410), verified against the CSLB public record on June 17, 2026.
What is Gilbertson Mark Alan's CSLB license number?
Gilbertson Mark Alan's California contractor license number is 630410. 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 Gilbertson Mark Alan licensed for?
Gilbertson Mark Alan is classified under Ceramic and Mosaic Tile (C-54) by the CSLB.
How do I verify Gilbertson Mark Alan's license myself?
Look up license #630410 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 #630410 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.