Engineer And Architect Services locations near O'fallon, IL

Showing 1–4 of 4 results

Our O'fallon, IL directory covers 4 engineer and architect services listings in 3 ZIP codes. Listings here were last checked in Sep 2026.

EWR Associates Inc

Engineer And Architect Services

📍 391 Frank Scott Pkwy E Ste A, Fairview Heights, IL, 62208

📞 618-236-2000

🌐 ewrassociates.com

Updated Sep 2026

Woolpert LLP

Engineer And Architect Services

📍 343 Fountains Pkwy Ste 100, Fairview Heights, IL, 62208

📞 618-632-0100

🌐 woolpert.com

Woolpert LLP is an engineering and architecture services firm located in Fairview Heights, Illinois. Its recent online activity indicates an active presence as of 2026. Clients in the area can seek expertise in various engineering and architectural projects.

E W R Associates Inc

Engineer And Architect Services

📍 573 Drake Rd, Belleville, IL, 62220

📞 618-236-2001

Wegman Electric

Electricians & Electrical Contractors

📍 926 Mcdonough Lake Rd, Collinsville, IL, 62234

📞 618-274-1600

Related Categories

Electricians & Electrical Contractors Engineer And Architect Services

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