Kao Brian Yawching

● Active — license status verified against CSLB public data as of November 6, 2026

CSLB license	#897876
Classifications	B — General Building · C-10 — Electrical · C-20 — Warm-Air Heating, Ventilating and Air-Conditioning · C-36 — Plumbing
Office of record	530 Lynn Haven Ct Ontario, CA 91764 Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)	(626) 347-3434
Contractor bond	$25,000 — American Contractors Indemnity Company
Workers' comp (CSLB record)	Workers' Compensation Insurance — Rochdale Insurance Company
Business type	Sole Owner
License issued	June 6, 2007
License expires	June 30, 2027

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Data source: CSLB public records as of November 6, 2026. License status can change at any time — verify live at CSLB before signing a contract.