Washington ContractorCheck

On Site Island Services INC

Construction Contractor in Lopez Island, Washington

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

Call (360) 468-3040Send a messageMap ↗

Public-record details

Address
Po Box 681, Lopez Island, WA 98261
Phone
(360) 468-3040
Trade
General contractors & remodelers
L&I licence number
SITEISI881L7
Licence type
Construction Contractor
Specialty
General
Status
Active
Business type
Corporation
UBI number
602 366 248
Primary principal
Alan Hamilton Roberson
Registration effective
July 17, 2012
Registration expires
January 8, 2027
Bond on file
$30,000 (American States Insurance Co)
Bond effective
July 1, 2024
Bond expires
Until canceled
Liability insurance on file
$1,000,000 (Ohio Security Ins Co)
Insurance expires
June 1, 2027

Washington L&I licence SITEISI881L7: active, expires January 8, 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.

Other contractors in Lopez Island

Windsock Farm & Excavation200 Daisy Ln · Lopez Island, WA 98261 · (360) 468-2412 · General contractors & remodelersGeneral · bond $30,000 · insurance $1,000,000Licensed, bonded & insuredBond $30,000Insurance $1,000,000Phelps Construction256 Sage Lane · Lopez Island, WA 98261 · (360) 468-2852 · General contractors & remodelersGeneral · bond $30,000 · insurance $500,000Licensed, bonded & insuredBond $30,000Insurance $500,000Lopez Ready Mix INC2969 Fisherman Bay Rd · Lopez Island, WA 98261 · (360) 468-2485 · General contractors & remodelersGeneral · bond $30,000 · insurance $1,000,000Licensed, bonded & insuredBond $30,000Insurance $1,000,000Windfall Creations131 Towhee Lane · Lopez Island, WA 98261 · (360) 468-3560 · General contractors & remodelersGeneral · bond $30,000 · insurance $1,000,000Licensed, bonded & insuredBond $30,000Insurance $1,000,000Authentic Stone/brick Work INC50 Tuatara Road · Lopez Island, WA 98261 · (360) 468-4765 · Concrete & masonryMasonry · bond $15,000 · insurance $1,000,000Licensed, bonded & insuredBond $15,000Insurance $1,000,000Olympic Glass and Door323 Port Stanley Rd · Lopez Island, WA 98261 · (360) 468-2800 · General contractors & remodelersGeneral · bond $30,000 · insurance $1,000,000Licensed, bonded & insuredBond $30,000Insurance $1,000,000Lopez Heating Systems554 Vista Road · Lopez Island, WA 98261 · (360) 468-2574 · HVAC contractorsHeating/Vent/Air-Conditioning and Refrig (HVAC/R) · bond $15,000 · insurance $1,000,000Licensed, bonded & insuredBond $15,000Insurance $1,000,000Welker Construction LLCP O Box 429 · Lopez Island, WA 98261 · (360) 622-7017 · General contractors & remodelersGeneral · bond $30,000 · insurance $500,000Licensed, bonded & insuredBond $30,000Insurance $500,000

All 47 in Lopez Island →