Contractors in Sammamish, Washington

138 listings: general contractors (126), plumbers (1), concrete & masonry (2), carpenters & framers (2), painters & drywall (4), flooring & tile (3).

How Do You Find a Licensed Contractor in Sammamish, Washington?

We list 138 contractors in Sammamish, including 138 active official state records. Washington requires contractors to register with the state. Ask for the license number, confirm it with the state or city, and get at least two written bids.

Updated November 6, 2026 · Source: official state records and OpenStreetMap (downloaded November 6, 2026).

1stbath Inc

Sammamish

Washington L&I: ActiveGeneral ContractorsBondInsurance

4r Builders Inc

Sammamish

Washington L&I: ActiveGeneral ContractorsBondInsurance

Eb#5 LLC

Sammamish

Washington L&I: ActiveGeneral ContractorsBondInsurance

Jjworks4u LLC

Sammamish

Washington L&I: ActiveGeneral ContractorsBondInsurance

A-One Glass LLC

Sammamish

Washington L&I: ActiveWindows, Siding & InsulationBondInsurance

Ach Design LLC

Sammamish

Washington L&I: ActiveGeneral ContractorsBondInsurance

Alexpro LLC

Sammamish

Washington L&I: ActiveGeneral ContractorsBondInsurance

Archiscape LLC

Sammamish

Washington L&I: ActiveLandscaping & FencingBondInsurance

Baker Siding Pros

Sammamish

Washington L&I: ActiveWindows, Siding & InsulationGeneral ContractorsBondInsurance

Banuart LLC

Sammamish

Washington L&I: ActiveGeneral ContractorsBondInsurance

Beans Landscape LLC

Sammamish

Washington L&I: ActiveLandscaping & FencingGeneral ContractorsBondInsurance

Cm Painting LLC

Sammamish

Washington L&I: ActivePainters & DrywallBondInsurance

Glazenix LLC

Sammamish

Washington L&I: ActiveWindows, Siding & InsulationBondInsurance

Grusz Homes

Sammamish

Washington L&I: ActiveGeneral ContractorsBondInsurance

Handy King LLC

Sammamish

Washington L&I: ActiveGeneral ContractorsBondInsurance

J W Builders

Sammamish

Washington L&I: ActiveGeneral ContractorsBondInsurance

Lawson, Walter

Sammamish

Washington L&I: ActiveFlooring & TileBondInsurance

Mihai C Rosca

Sammamish

Washington L&I: ActiveGeneral ContractorsBondInsurance

Nid Landscaping LLC

Sammamish

Washington L&I: ActiveLandscaping & FencingGeneral ContractorsBondInsurance

Rainwolf LLC

Sammamish

Washington L&I: ActiveGeneral ContractorsBondInsurance

Showing 120 of 138. Records with full profiles come first; search by name or license number to find any other.

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Before You Hire in Sammamish

Washington requires contractors to register with the state. Threshold: Based on activity; no project-dollar floor. Read the Washington license summary, then use the hiring checklist and compare your bids. Your city’s building department can also tell you which permits your job needs.

Other Cities in Washington

Sources: Washington L&I, Oregon CCB and New York DOL open data; © OpenStreetMap contributors (ODbL) · Data last updated November 6, 2026 · Sources & method