Duwamish Services LLC

Construction Contractor in Seattle, Washington

Licensed, bonded & insuredBond $30,000Insurance $1,000,000

Call (206) 644-5088 Send a message Map ↗

Public-record details

Address: 7421 5th Ave South, Seattle, WA 98108
Phone: (206) 644-5088
Trade: General contractors & remodelers
L&I licence number: DUWAMSL837MO
Licence type: Construction Contractor
Specialty: General
Status: Active
Business type: Limited Liability Company
UBI number: 604 034 643
Primary principal: Zachary Merritt Martin
Registration effective: July 20, 2017
Registration expires: July 20, 2027
Bond on file: $30,000 (American Contractors Indem CO)
Bond effective: May 4, 2025
Bond expires: Until canceled
Liability insurance on file: $1,000,000 (Mitsui Sumitomo Insurance USA)
Insurance expires: November 1, 2026

Washington L&I licence DUWAMSL837MO: active, expires July 20, 2027; bond and liability insurance on file (checked 2026-09-30). Source: Washington L&I contractor registration, bond and insurance files (record). Data as of 2026-09-30.

Data comes from Washington L&I's public contractor, bond and insurance files. Before hiring, re-check the licence at secure.lni.wa.gov/verify (it also shows violations and lawsuits) and ask for the written disclosure statement. Planning an ADU in Seattle or Bellevue? See ADU Builder Index.

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