ADU CITIES Contractor Directory

Rm Supreme Builders Inc

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

CSLB license#1141675
ClassificationsB — General Building · C-9 — Drywall
Office of record8504 Firestone Blvd #482
Downey, CA 90242
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(310) 254-6854
Contractor bond$25,000 — Merchants Bonding Company (mutual)
Workers' comp (CSLB record)Workers' Compensation Insurance — Transportation Insurance Company
Business typeCorporation
License issuedAugust 7, 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.