Mountain States Const CO

Construction Contractor in Sunnyside, Washington

Licensed, bonded & insuredBond $30,000Insurance $2,000,000

Call (509) 837-6822 Send a message Map ↗

Public-record details

Address: P O Box 918, Sunnyside, WA 98944
Phone: (509) 837-6822
Trade: General contractors & remodelers
L&I licence number: MOUNTSC352DC
Licence type: Construction Contractor
Specialty: General
Status: Active
Business type: Corporation
UBI number: 393 002 413
Primary principal: Henry W Stamschror
Registration effective: March 3, 1965
Registration expires: April 10, 2028
Bond on file: $30,000 (Hartford Fire Ins Co)
Bond effective: January 28, 2025
Bond expires: Until canceled
Liability insurance on file: $2,000,000 (Zurich American Ins Co)
Insurance expires: April 30, 2027

Washington L&I licence MOUNTSC352DC: active, expires April 10, 2028; 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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All 76 in Sunnyside →