ADU CITIES Contractor Directory

Allison Mechanical Inc

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

☎ Call (909) 478-5633Verify this license at CSLB
CSLB license#679866
ClassificationsB — General Building · C-10 — Electrical · C-20 — Warm-Air Heating, Ventilating and Air-Conditioning · C-36 — Plumbing · HAZ — Hazardous Substance Removal
Office of recordP O Box 9596
Redlands, CA 92375
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(909) 478-5633
Contractor bond$25,000 — American Contractors Indemnity Company
Workers' comp (CSLB record)Workers' Compensation Insurance — Zurich American Insurance Company
Business typeCorporation
License issuedNovember 3, 1993
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.