Contractor License Proof

Kostos Tree Service Inc

Licensed

Verified against CSLB on · View on CSLB

License details

License number
543312
Status
Active
Classifications
D-49 · Tree Service
Contractor bond
$25,000
Workers' comp
Covered
License term on file
October 5, 1988 – May 31, 2027

Business

  • (619) 443 4465 (CSLB public record)
  • 11627 LAKESIDE AVE, Lakeside, CA 92040San Diego County

Are you Kostos Tree Service Inc? Claim this listing to manage it.

Claim this listing

Request a free quote

Tell us about your project and we'll connect you with licensed, verified California contractors.

By submitting, you agree we may share your request with relevant licensed contractors to help with your project. See our Privacy Policy.

Other Tree Service contractors in Lakeside

Viewscape Tree Service Inc

D-49 · Lakeside, CA

Licensed

Verified June 17, 2026 · Bonded

Arce Tree Service

D-49 · Lakeside, CA

License suspended

Verified June 17, 2026 · Bonded

J M Landscaping Inc

D-49 · Lakeside, CA

Licensed

Verified June 17, 2026 · Bonded

Homestead Tree Service Inc

D-49 · Lakeside, CA

Licensed

Verified June 17, 2026 · Bonded

Artistic Arbor Gardens Inc

D-49 · Lakeside, CA

Licensed

Verified June 17, 2026 · Bonded

Treeline Tree Service

D-49 · Lakeside, CA

Licensed

Verified June 17, 2026 · Bonded

Browse all Tree Service contractors in Lakeside

What to check next

How to verify a California contractor licenseRed flags when hiring a contractorLicensed vs. bonded vs. insured — what's the difference?Risks of hiring an unlicensed contractor

Frequently asked questions

Is Kostos Tree Service Inc licensed in California?

Yes. Kostos Tree Service Inc holds an active California state contractor license (CSLB #543312), verified against the CSLB public record on June 17, 2026.

What is Kostos Tree Service Inc's CSLB license number?

Kostos Tree Service Inc's California contractor license number is 543312. 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 Kostos Tree Service Inc licensed for?

Kostos Tree Service Inc is classified under Tree Service (D-49) by the CSLB.

How do I verify Kostos Tree Service Inc's license myself?

Look up license #543312 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 #543312 on CSLB

Checking more than one contractor? Verify another license.Verify a license

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