ADU CITIES Contractor Directory

21 Retrofit & Steel Inc

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

CSLB license#1141855
ClassificationsB — General Building · C-51 — Structural Steel
Office of record17700 S Avalon Blvd #345
Carson, CA 90746
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(213) 999-6286
Contractor bond$25,000 — Merchants Bonding Company (mutual)
Workers' comp (CSLB record)Exempt
Business typeCorporation
License issuedAugust 11, 2025
License expiresAugust 31, 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.