ADU CITIES Contractor Directory

Acco Engineered Systems

Also listed as: Acco Engineered Systems Inc

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

CSLB license#120696
ClassificationsA — General Engineering · B — General Building · C-10 — Electrical · C-16 — Fire Protection · C-20 — Warm-Air Heating, Ventilating and Air-Conditioning · C-36 — Plumbing · C-38 — Refrigeration · C-4 — Boiler, Hot-Water Heating and Steam Fitting · C-42 — Sanitation System
Office of record888 E Walnut St
Pasadena, CA 91101
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(818) 244-6571
Contractor bond$25,000 — Fidelity And Deposit Company Of Maryland
Workers' comp (CSLB record)Workers' Compensation Insurance — Lm Insurance Corporation
Business typeCorporation
License issuedJuly 24, 1950
License expiresDecember 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.