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Construction company directory

Construction Companies in Washington

Our directory lists 5 construction companies in Washington across 2 cities, built from OpenStreetMap office records and the ENR Top 400 Contractors list. Seattle has the most listings. Each listing shows only the facts on record.

Companies
5 companies
Cities
2 cities
Ranked contractors
5 ENR Top 400 contractors

Which cities in Washington have the most construction companies?

Seattle has the most construction companies in Washington, with 4 listings, followed by Spokane Valley. Pick a city to see every company listed there.

Which construction companies are listed in Washington?

These are all of the 5 construction companies listed in Washington, with ranked contractors first.

Which large contractors are based in Washington?

BNBuilders is the highest-ranked contractor listed in Washington, at No. 106 on the ENR Top 400 Contractors list for 2026.

  1. 106BNBuildersSeattle
  2. 180Lease Crutcher LewisSeattle
  3. 223Manson Construction Co.Seattle
  4. 230Graham ConstructionSeattle
  5. 243Lydig ConstructionSpokane Valley

How do I check a contractor's license in Washington?

Search the Washington State Department of Labor and Industries by company name or license number before you hire. Washington requires contractors to register with the Department of Labor and Industries, and licenses electricians and plumbers.

Check a license in Washington

Licensing rules checked October 2026. Requirements change, so confirm on the state site.

FAQ

Construction companies in Washington: FAQs

How many construction companies are in Washington?

Our directory lists 5 construction companies in Washington, from OpenStreetMap office records and the ENR Top 400 Contractors list.

Which cities in Washington have the most construction companies?

Seattle (4) and Spokane Valley (1) have the most listings in Washington.

How do I check a contractor's license in Washington?

Washington requires contractors to register with the Department of Labor and Industries, and licenses electricians and plumbers. Search the Washington State Department of Labor and Industries by company or license number before you hire.

Which large contractors are based in Washington?

Ranked contractors listed in Washington include BNBuilders (No. 106), Lease Crutcher Lewis (No. 180), Manson Construction Co. (No. 223) and Graham Construction (No. 230) on the ENR Top 400 Contractors list for 2026.

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Office locations © OpenStreetMap contributors, available under the Open Database License. Company rankings from the ENR Top 400 Contractors (2026).

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