Washington ContractorCheck

Winchester Construction INC

Construction Contractor in Bothell, Washington

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

Call (425) 485-6842Send a messageMap ↗

Public-record details

Address
Po Box 82553, Bothell, WA 98028
Phone
(425) 485-6842
Trade
General contractors & remodelers
L&I licence number
WINCHCI917LE
Licence type
Construction Contractor
Specialty
General
Status
Active
Business type
Corporation
UBI number
602 177 133
Primary principal
Bart Theodore Carstensen
Registration effective
June 5, 2009
Registration expires
July 16, 2027
Bond on file
$30,000 (Merchants Bonding Co (Mutual))
Bond effective
June 17, 2025
Bond expires
Until canceled
Liability insurance on file
$1,000,000 (Palms Insurance Company LTD)
Insurance expires
August 11, 2027

Washington L&I licence WINCHCI917LE: active, expires July 16, 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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