Kostos Tree Service INC (CSLB #543312)

Status, bond, workers' comp, and the people on this license.

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Active

Expires May 31, 2027. Issued October 5, 1988.

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Kostos Tree Service INC

CSLB #543312

11627 LAKESIDE AVE, Lakeside, CA 92040

(619) 443 4465

Classifications: D-49
Personnel: John Joseph Jr Marrujo — Responsible Managing Officer/Chief Executive Officer/President — D-49Michelle Renee Geisinger — Officer
Bond: ATLANTIC SPECIALTY INSURANCE COMPANY$25,000
Workers' compensation: INSURANCE COMPANY OF THE WESTPolicy WNJ507487402January 1, 2026 – January 1, 2027

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Bond, workers' comp, and the people on this license are from that same file. File dated September 22, 2026 — status can change the same day. Check this license at CSLB.

About this license

Kostos Tree Service INC of Lakeside, CA holds California contractor license #543312 in D-49. The business phone on the license is (619) 443-4465. The license was issued October 5, 1988 and expires May 31, 2027, and the CSLB file lists it as active. Its contractor bond of $25,000 is with Atlantic Specialty Insurance Company. Workers' compensation is with Insurance Company Of The West, policy dates January 1, 2026 – January 1, 2027. People on the license include John Joseph Jr Marrujo (Responsible Managing Officer/Chief Executive Officer/President) and Michelle Renee Geisinger (Officer).