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Engineering & architecture in Hauppauge, NY

27 engineering & architecture listed in Hauppauge, New York. 25 with a phone number and 25 with a website.

Hauppauge accounts for 0% of the engineering & architecture listed in New York and ranks #13 among New York cities for engineering & architecture.

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Quick answer

Hauppauge, NY has 27 engineering & architecture listed on USA Business Search. 25 list a phone number and 25 list a website. The most listings are in ZIP codes 11788, 11749.

Updated October 2026

Nassau Suffolk Engineering & Architecture Pllc

801 Motor Pkwy Ste 103, Hauppauge, NY 11788 · Claim or fix

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How to choose an engineering firm in Hauppauge

  • 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: NYSED Office of the Professions license verification.

Common questions

How many engineering & architecture are listed in Hauppauge, New York?

USA Business Search shows 27 engineering & architecture in Hauppauge. 25 list a phone number and 25 list a website.

Which ZIP codes do these listings cover?

They include ZIP codes 11788, 11749.

How do I choose an engineering firm in Hauppauge?

Ask who will actually do the work and how often you'll hear from them. Get the scope, price and timeline in writing. Check the license with the NYSED Office of the Professions license verification.

How do engineering & architecture in Hauppauge compare with the rest of New York?

Hauppauge has 0% of the 5,404 engineering & architecture listed in New York, which ranks #13 among New York cities for this category.

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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