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Engineering & architecture in Downers Grove, IL

36 engineering & architecture listed in Downers Grove, Illinois. 28 with a phone number and 30 with a website.

Downers Grove accounts for 1.4% of the engineering & architecture listed in Illinois.

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Quick answer

Downers Grove, IL has 36 engineering & architecture listed on USA Business Search. 28 list a phone number and 30 list a website. The most listings are in ZIP codes 60515, 60516.

Updated October 2026
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How to choose an engineering firm in Downers Grove

  • 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 Illinois business lookup guide, and licensed trades in the contractor license lookup guide.

Common questions

How many engineering & architecture are listed in Downers Grove, Illinois?

USA Business Search shows 36 engineering & architecture in Downers Grove. 28 list a phone number and 30 list a website.

Which ZIP codes do these listings cover?

They include ZIP codes 60515, 60516.

How do I choose an engineering firm in Downers Grove?

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 Illinois 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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