Massaro Jon Robert
Verified against CSLB on · View on CSLB
License details
- License number
- 408216
- Classifications
- License term on file
- July 1, 1981 – January 31, 2028
Business
- (818) 836 0991 (CSLB public record)
- 8335 WINNETKA AVENUE, Winnetka, CA 91306Los Angeles County
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Frequently asked questions
Is Massaro Jon Robert licensed in California?
Yes. Massaro Jon Robert holds an active California state contractor license (CSLB #408216), verified against the CSLB public record on June 17, 2026.
What is Massaro Jon Robert's CSLB license number?
Massaro Jon Robert's California contractor license number is 408216. 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 Massaro Jon Robert licensed for?
Massaro Jon Robert is classified under General Building (B) by the CSLB.
How do I verify Massaro Jon Robert's license myself?
Look up license #408216 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 #408216 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.