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Engineering & architecture in Kennewick, WA

24 engineering & architecture listed in Kennewick, Washington. 22 with a phone number and 19 with a website.

Kennewick accounts for 1.2% of the engineering & architecture listed in Washington.

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Quick answer

Kennewick, WA has 24 engineering & architecture listed on USA Business Search. 22 list a phone number and 19 list a website. The most listings are in ZIP codes 99336, 99338, 99337.

Updated November 2026

Gaa Custom Engineering, Llc

101904 Wiser Pkwy Ste 105, Kennewick, WA 99338 · Claim or fix

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How to choose an engineering firm in Kennewick

  • Ask who will actually do the work and how often you'll hear from them.
  • Get the scope, price and timeline in writing.
  • Ask for two references from clients like you.

Check the business: confirm a company's registration with the state in our Washington business lookup guide, and licensed trades in the contractor license lookup guide.

Common questions

How many engineering & architecture are listed in Kennewick, Washington?

USA Business Search shows 24 engineering & architecture in Kennewick. 22 list a phone number and 19 list a website.

Which ZIP codes do these listings cover?

They include ZIP codes 99336, 99338, 99337.

How do I choose an engineering firm in Kennewick?

Ask who will actually do the work and how often you'll hear from them. Get the scope, price and timeline in writing. Ask for two references from clients like you. Check the license or registration through the Washington business lookup guide.

How do I add or fix a listing?

Listings are free. Use Add your business, or the Claim or fix link on any listing.

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