ADU CITIES Contractor Directory

Williams Water Co

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

CSLB license#1060377
ClassificationsC-10 — Electrical · C-20 — Warm-Air Heating, Ventilating and Air-Conditioning · C-36 — Plumbing · D-35
Office of recordP O Box 2074
Carlsbad, CA 92018
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(760) 908-8896
Contractor bond$25,000 — Nationwide Mutual Insurance Company
Workers' comp (CSLB record)Workers' Compensation Insurance — Employers Preferred Insurance Company
Business typeCorporation
License issuedNovember 15, 2019
License expiresJuly 31, 2028

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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.