Washington ContractorCheck

Columbia Groundwork INC

Construction Contractor in Castle Rock, Washington

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

Call (907) 441-5679Send a messageMap ↗

Public-record details

Address
Po Box 1855, Castle Rock, WA 98611
Phone
(907) 441-5679
Trade
General contractors & remodelers
L&I licence number
COLUMGI828N1
Licence type
Construction Contractor
Specialty
General
Status
Active
Business type
Corporation
UBI number
604 303 363
Primary principal
Ryane Michael Olin
Registration effective
August 21, 2018
Registration expires
September 28, 2028
Bond on file
$30,000 (Ohio Cas Ins Co)
Bond effective
June 1, 2025
Bond expires
Until canceled
Liability insurance on file
$1,000,000 (West American Ins Co)
Insurance expires
June 1, 2027

Washington L&I licence COLUMGI828N1: active, expires September 28, 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.

Other contractors in Castle Rock

Lohner Construction175 Allen Brothers Dr · Castle Rock, WA 98611 · (360) 430-8833 · General contractors & remodelersGeneral · bond $30,000 · insurance $1,000,000Licensed, bonded & insuredBond $30,000Insurance $1,000,000M E Blake General Contractors5620 Westside Hwy. · Castle Rock, WA 98611 · (206) 372-1264 · General contractors & remodelersGeneral · bond $30,000 · insurance $1,000,000Licensed, bonded & insuredBond $30,000Insurance $1,000,000Horsley Timber & Const INC684 Melton Rd · Castle Rock, WA 98611 · (360) 274-7272 · General contractors & remodelersGeneral · bond $30,000 · insurance $1,000,000Licensed, bonded & insuredBond $30,000Insurance $1,000,000Rister Insulation INCP O Box 371 · Castle Rock, WA 98611 · (360) 274-5361 · General contractors & remodelersGeneral · bond $30,000 · insurance $1,000,000Licensed, bonded & insuredBond $30,000Insurance $1,000,000Cowlitz Electric LLC751 Schaffran Rd · Castle Rock, WA 98611 · (360) 274-2929 · Electrical contractorsElectrical contractor · bond $4,000Licensed & bondedBond $4,000McConnell Construction INC845 Schaffran Road · Castle Rock, WA 98611 · (360) 223-5178 · General contractors & remodelersGeneral · bond $30,000 · insurance $1,000,000Licensed, bonded & insuredBond $30,000Insurance $1,000,000Three Rivers Audio Visual308 Leckler Creek Rd · Castle Rock, WA 98611 · (360) 425-7579 · General contractors & remodelersGeneral · bond $30,000 · insurance $1,000,000Licensed, bonded & insuredBond $30,000Insurance $1,000,000Krume Logging CO LLCPo Box 1785 · Castle Rock, WA 98611 · (360) 353-3059 · General contractors & remodelersGeneral · bond $30,000 · insurance $1,000,000Licensed, bonded & insuredBond $30,000Insurance $1,000,000

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