Engineering & architecture in St. Charles, IL
23 engineering & architecture listed in St. Charles, Illinois. 14 with a phone number and 21 with a website.
St. Charles accounts for 0.9% of the engineering & architecture listed in Illinois.
Sponsored
Quick answer
St. Charles, IL has 23 engineering & architecture listed on USA Business Search. 14 list a phone number and 21 list a website. The most listings are in ZIP codes 60174, 60175.
Updated October 2026Hrivnak Associates
Manheim Architecture
NORDEN ENGINEERING INC
Prairie Forge Group
RS&H, Inc.
TelePro, Inc.
Trotter & Associates, Inc.
Scanlab America, Inc.
Temple Architects Llc
Marshall Architects
Sengstock Architects
Goduco Design Group Ltd
Archnewsio
Armorax
Beehive Pub
Greenworks Energy Solutions
High Reliability Group Llc
Solar Roofing & Exteriors
Genesis Automation Inc.
Wbk Engineering Llc
Batir Architecture
Continental Brake Equipment Company Incorporated
Sponsored
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 Illinois business lookup guide, and licensed trades in the contractor license lookup guide.
Common questions
How many engineering & architecture are listed in St. Charles, Illinois?
USA Business Search shows 23 engineering & architecture in St. Charles. 14 list a phone number and 21 list a website.
Which ZIP codes do these listings cover?
They include ZIP codes 60174, 60175.
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 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.
More professional services in St. Charles
Own one of these businesses? Claim your free listing or see what an optimized listing adds.