ADU CITIES Contractor Directory

Williams Curtis Electric

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

☎ Call (909) 856-7427Verify this license at CSLB
CSLB license#866726
ClassificationsC-10 — Electrical
Office of record5521 Grand Prix Court
Fontana, CA 92336
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(909) 856-7427
Contractor bond$25,000 — Nationwide Mutual Insurance Company
Workers' comp (CSLB record)Exempt
Business typeSole Owner
License issuedOctober 28, 2005
License expiresDecember 31, 2026

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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.