ADU CITIES Contractor Directory

Concept Power

Also listed as: Sternberg Leopold F

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

☎ Call (714) 779-1076Verify this license at CSLB
CSLB license#859979
ClassificationsC-10 — Electrical
Office of record20560 Sunbury Circle
Yorba Linda, CA 92887
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(714) 779-1076
Contractor bond$25,000 — Western Surety Company
Workers' comp (CSLB record)Exempt
Business typeSole Owner
License issuedJune 4, 2005
License expiresJune 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.