Contractor License Proof

Expert Tree Service

Licensed

Verified against CSLB on · View on CSLB

License details

License number
621402
Licensed to
Arbor Products Ltd
Status
Active
Classifications
A · General EngineeringC-21 · Building Moving/DemolitionC-27 · LandscapingC-57 · Well DrillingD-49 · Tree Service
Contractor bond
$25,000
Workers' comp
Covered
License term on file
June 6, 1991 – June 30, 2027

Business

  • (925) 254 8733 (CSLB public record)
  • P O BOX 1256, Orinda, CA 94563Contra Costa County

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Frequently asked questions

Is Expert Tree Service licensed in California?

Yes. Expert Tree Service holds an active California state contractor license (CSLB #621402), verified against the CSLB public record on September 28, 2026.

What is Expert Tree Service's CSLB license number?

Expert Tree Service's California contractor license number is 621402. 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 Expert Tree Service licensed for?

Expert Tree Service is classified under General Engineering (A), Building Moving/Demolition (C-21), Landscaping (C-27), Well Drilling (C-57), and Tree Service (D-49) by the CSLB.

How do I verify Expert Tree Service's license myself?

Look up license #621402 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 September 28, 2026.

Verify it yourself: How to verify a California contractor license · Look up #621402 on CSLB

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See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.