Washington ContractorCheck

Mahnke Construction

Construction Contractor in Sumner, Washington

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

Call (253) 318-1020Send a messageMap ↗

Public-record details

Address
15127 Main St E Suite 104, Pmb 103, Sumner, WA 98390
Phone
(253) 318-1020
Trade
General contractors & remodelers
L&I licence number
MAHNKC*842Q9
Licence type
Construction Contractor
Specialty
General
Status
Active
Business type
Individual
UBI number
604 048 574
Primary principal
Jay Michael Mahnke
Registration effective
November 29, 2016
Registration expires
January 21, 2028
Bond on file
$30,000 (American Contractors Indem CO)
Bond effective
September 2, 2025
Bond expires
Until canceled
Liability insurance on file
$1,000,000 (Contractors Bonding & Insuranc)
Insurance expires
March 10, 2027

Washington L&I licence MAHNKC*842Q9: active, expires January 21, 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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