Engineering & architecture in St. Charles, MO
19 engineering & architecture listed in St. Charles, Missouri. 16 with a phone number and 16 with a website.
St. Charles accounts for 1.8% of the engineering & architecture listed in Missouri.
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Quick answer
St. Charles, MO has 19 engineering & architecture listed on USA Business Search. 16 list a phone number and 16 list a website. The most listings are in ZIP codes 63301, 63303, 63304.
Updated October 2026SCI Engineering Inc.
New Trend Design
Pearce Green Llc.
Crawford, Murphy & Tilly Inc.
GBA
John A. Jurgiel & Associates
S J Hollander Architect Pc
Semke Forensic
Trio Creative
Woodard & Curran
Turnell Corporation
Thompson Design Group
Advance Environmental Assoc
Vuestar Inc
Benton Design Group
Cooper Lawn Care
Harris Consulting Engineering Inc
Studio Luebke, LLC
How to choose an engineering firm in St. Charles
- 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 Missouri business lookup guide, and licensed trades in the contractor license lookup guide.
Common questions
How many engineering & architecture are listed in St. Charles, Missouri?
USA Business Search shows 19 engineering & architecture in St. Charles. 16 list a phone number and 16 list a website.
Which ZIP codes do these listings cover?
They include ZIP codes 63301, 63303, 63304.
How do I choose an engineering firm in St. Charles?
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 Missouri 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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