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Hamsco Construction Co

Licensed HVAC contractor in Sunland, Los Angeles, California

CSLB licence activeNo Google reviews yet

Hamsco Construction Co holds CSLB licence 1065709, active, licensed since 7 May 2020. Bonded for $25,000 with Philadelphia Indemnity Insurance Company. Clean CSLB record, with no citations, complaints or legal actions disclosed.

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Report card

  • Licence activeCSLB #1065709, class A, B, C20, C23. Issued 7 May 2020, expires 31 May 2028.
  • Licensed 6 yrsSince 7 May 2020.
  • Bonded$25,000 with Philadelphia Indemnity Insurance Company, since 5 May 2026. California requires the same $25,000 bond of every contractor.
  • Workers' comp insuredContinental Casualty Company, policy 8037683186, valid to 21 Dec 2026.
  • Clean CSLB recordNo citations, complaints or legal actions disclosed.CSLB record
  • 10 building permits since 2020Pulled under this licence (City of Los Angeles, LADBS), most recently 18 May 2023.

Checked against the Contractors State License Board (CSLB) register on 3 Nov 2026.

About Hamsco Construction Co

People on the licence
Hamo Hamamjian (owner)

Recent permits

Building permits pulled under licence #1065709, from City of Los Angeles, LADBS open data. Locations are shown to ZIP code only.

  • 18 May 2023 · Bldg-New · ZIP 91325(N) 1-STORY ACCESSORY DWELLING UNIT PER LAMC 12.22A33(c)(d) (NFPA-13R
  • 24 Feb 2023 · Electrical · ZIP 91040Commercial
  • 24 Feb 2023 · Plumbing · ZIP 91040Commercial
  • 3 Oct 2022 · Electrical · ZIP 91040Commercial
  • 3 Oct 2022 · Plumbing · ZIP 91040Commercial

Why it ranks #780 of 1,106 HVAC contractors in Los Angeles

Years licensed weight 3032%
Complaint record weight 25100%
Bond and workers' comp weight 10100%
Google reviews weight 350%

Score 44.7 / 100. Claiming this listing or using Theo never changes it. How we rank

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