ADU CITIES Contractor Directory

Diamond Construction And Waterproofing Inc

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

☎ Call (818) 832-9407Verify this license at CSLB
CSLB license#988451
ClassificationsB — General Building · C-10 — Electrical · C-15 — Flooring and Floor Covering · C-20 — Warm-Air Heating, Ventilating and Air-Conditioning · C-36 — Plumbing · C-39 — Roofing · C-8 — Concrete
Office of record11100 Sepulveda Blvd #561
Mission Hills, CA 91345
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(818) 832-9407
Contractor bond$25,000 — American Contractors Indemnity Company
Workers' comp (CSLB record)Workers' Compensation Insurance — Rochdale Insurance Company
Business typeCorporation
License issuedNovember 14, 2013
License expiresNovember 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.