ADU CITIES Contractor Directory

Sierra Commercial Plumbing Inc

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

☎ Call (805) 527-9117Verify this license at CSLB
CSLB license#710326
ClassificationsC-36 — Plumbing · C-4 — Boiler, Hot-Water Heating and Steam Fitting · D-12 · D-64 · HAZ — Hazardous Substance Removal
Office of record4645 Industrial Stunit 2C
Simi Valley, CA 93063
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(805) 527-9117
Contractor bond$25,000 — American Contractors Indemnity Company
Workers' comp (CSLB record)Workers' Compensation Insurance — Security National Insurance Company
Business typeCorporation
License issuedJuly 27, 1995
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.