Washington ContractorCheck

Alta Contractor Services

Construction Contractor in Duvall, Washington

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

Call (425) 765-8644Send a messageMap ↗

Public-record details

Address
Po Box 44, Duvall, WA 98019
Phone
(425) 765-8644
Trade
General contractors & remodelers
L&I licence number
ALTACCS882PP
Licence type
Construction Contractor
Specialty
General
Status
Active
Business type
Corporation
UBI number
601 738 411
Primary principal
Michael Andrew Ostrem
Registration effective
October 17, 2012
Registration expires
October 18, 2028
Bond on file
$30,000 (RLI Ins Co)
Bond effective
October 18, 2024
Bond expires
Until canceled
Liability insurance on file
$1,000,000 (Contractors Bonding & Insuranc)
Insurance expires
September 5, 2027

Washington L&I licence ALTACCS882PP: active, expires October 18, 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 Duvall

M & M Dozing INCPo Box 31 · Duvall, WA 98019 · (425) 788-4297 · Excavation & side sewerExcavation, Grading and Land Clearing · bond $15,000 · insurance $1,000,000Licensed, bonded & insuredBond $15,000Insurance $1,000,000Stress Tech/suberizer INCPo Box 1797 · Duvall, WA 98019 · (425) 822-1880 · General contractors & remodelersGeneral · bond $30,000 · insurance $1,000,000Licensed, bonded & insuredBond $30,000Insurance $1,000,000Enderis Company INCPO Box 160 · Duvall, WA 98019 · (206) 762-2447 · General contractors & remodelersGeneral · bond $30,000 · insurance $1,000,000Licensed, bonded & insuredBond $30,000Insurance $1,000,000Sno Valley Glass/intr Dsgn INCPo Box 388 · Duvall, WA 98019 · (425) 788-6794 · General contractors & remodelersGeneral · bond $30,000 · insurance $1,000,000Licensed, bonded & insuredBond $30,000Insurance $1,000,000C & M ConstructionPo Box 1432 · Duvall, WA 98019 · (206) 779-4410 · Concrete & masonryConcrete · bond $15,000 · insurance $1,000,000Licensed, bonded & insuredBond $15,000Insurance $1,000,000Northwest Mountain Bldrs INCPo Box 789 · Duvall, WA 98019 · (425) 788-3413 · General contractors & remodelersGeneral · bond $30,000 · insurance $1,000,000Licensed, bonded & insuredBond $30,000Insurance $1,000,000C D K Const Services INCPo Box 1767 · Duvall, WA 98019 · (425) 788-8441 · General contractors & remodelersGeneral · bond $30,000 · insurance $1,000,000Licensed, bonded & insuredBond $30,000Insurance $1,000,000Rock Quality Construction INCPo Box 157 · Duvall, WA 98019 · (206) 391-1710 · General contractors & remodelersGeneral · bond $30,000 · insurance $1,000,000Licensed, bonded & insuredBond $30,000Insurance $1,000,000

All 78 in Duvall →