Cosine Contracting Llc
General contractor in Woodinville, Washington
Active LicenseLicense #COSINCL756B3
TradeGeneral
CityWoodinville, WA 98072
Phone(425) 659-4345
Business typeLimited Liability Company
PrincipalTrenkamp, John
Licensed since2025-01-23
License expires2027-01-23
UBI605649333
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License data sourced from Washington State Department of Labor & Industries public records. Verify current status with the state before hiring.
