ADU CITIES Contractor Directory

Sigma Electrical Group

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

☎ Call (951) 727-5338Verify this license at CSLB
CSLB license#1146031
ClassificationsC-10 — Electrical
Office of record9431 Haven Ave Ste 100
Rancho Cucamonga, CA 91730
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(951) 727-5338
Contractor bond$25,000 — American Contractors Indemnity Company
Workers' comp (CSLB record)Exempt
Business typeCorporation
License issuedNovember 7, 2025
License expiresNovember 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.