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Engineering & architecture in Indianapolis, IN

263 engineering & architecture listed in Indianapolis, Indiana. 210 with a phone number and 243 with a website.

Indianapolis accounts for 26.9% of the engineering & architecture listed in Indiana.

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Quick answer

Indianapolis, IN has 263 engineering & architecture listed on USA Business Search. 210 list a phone number and 243 list a website. The most listings are in ZIP codes 46204, 46250, 46240.

Updated November 2026
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How to choose an engineering firm in Indianapolis

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

Common questions

How many engineering & architecture are listed in Indianapolis, Indiana?

USA Business Search shows 263 engineering & architecture in Indianapolis. 210 list a phone number and 243 list a website.

Which ZIP codes do these listings cover?

They include ZIP codes 46204, 46250, 46240, 46202, 46268, 46241, 46220, 46256.

How do I choose an engineering firm in Indianapolis?

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 Indiana 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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