O'Brien Michael T
Verified against CSLB on · View on CSLB
License details
- License number
- 616209
- Classifications
- License term on file
- March 23, 1991 – March 31, 2027
Business
- (925) 382 6877 (CSLB public record)
- 138 LADYBUG LANE, Martinez, CA 94553Contra Costa County
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Frequently asked questions
Is O'Brien Michael T licensed in California?
Yes. O'Brien Michael T holds an active California state contractor license (CSLB #616209), verified against the CSLB public record on June 17, 2026.
What is O'Brien Michael T's CSLB license number?
O'Brien Michael T's California contractor license number is 616209. 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 O'Brien Michael T licensed for?
O'Brien Michael T is classified under General Building (B) by the CSLB.
How do I verify O'Brien Michael T's license myself?
Look up license #616209 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 #616209 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.