ADU CITIES Contractor Directory

Superior Grade Electric

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

CSLB license#1054780
ClassificationsC-10 — Electrical
Office of record3815 Bilberry Road
San Bernardino, CA 92407
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(909) 261-7993
Contractor bond$25,000 — Nationwide Mutual Insurance Company
Workers' comp (CSLB record)Workers' Compensation Insurance — Hartford Casualty Insurance Company
Business typeCorporation
License issuedJune 17, 2019
License expiresJune 30, 2027

Is this your business? Claim this listing to enhance it with your website, photos, and project details.

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.