ADU CITIES Contractor Directory

Generator Services Co Inc

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

☎ Call (800) 691-1601Verify this license at CSLB
CSLB license#882651
ClassificationsA — General Engineering
Office of record10255 Philadelphia Court
Rancho Cucamonga, CA 91730
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(800) 691-1601
Contractor bond$25,000 — Western Surety Company
Workers' comp (CSLB record)Workers' Compensation Insurance — National Interstate Insurance Company
Business typeCorporation
License issuedAugust 15, 2006
License expiresAugust 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.