ADU CITIES Contractor Directory

Best Plumbing

Also listed as: Three Star Plumbing Inc

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

CSLB license#1030783
ClassificationsC-36 — Plumbing
Office of record519 S Gramercy Pl #306
Los Angeles, CA 90020
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(213) 999-2993
Contractor bond$25,000 — American Contractors Indemnity Company
Workers' comp (CSLB record)Workers' Compensation Insurance — Wesco Insurance Company
Business typeCorporation
License issuedSeptember 7, 2017
License expiresSeptember 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.