The Top Engineering Firm in Chicago

Searching for an engineering firm in Chicago that you can count on? You can find some of the finest engineers, designers, project managers, field technicians and more at our Downers Grove location in Chicago. Since 1972, the engineering team at WGI has been delivering technology-driven solutions nationwide. Today, it is the preferred Chicago engineering company for:

WGI provides both private and public-sector clients with efficient and innovative design, permitting, and construction. Our engineers are responsible for numerous public infrastructure and real estate developments across Chicago.

Chicago Team

Eric Bell

SUE Field Technician II

John Bellis

Project Engineer

Eddie Gaytan

National SUE Field QA/Project Delivery Manager

Yaciara Gonzalez

SUE Field Technician

Tyler Jendra

Engineer Intern

Will Kroncke


Ryan Logan

SUE Field Technician

Bill Mahler

Manager, Restoration

Emmanuel Reyes

SUE Crew Chief

William Roman

SUE Field Technician

Mikey Sanchez

SUE Technician

Julia Taylor

Assistant Project Manager

Robert Tober

Manager Restoration

Edgar Vargas

SUE Field Technician II

Raul Villarreal

Junior SUE Crew Chief

Chicago Updates

TOD development tips

If You Build It, They Will Come — And Go

Don’t let your next TOD project flop. WGI has the top 10 site-design considerations for building residential housing near transit and the expert team to ensure your TOD project is a success!

Primed for Deliveries

Rapidly changing e-commerce trends and technologies mean big changes for land-use and infrastructure planning.

Contact Us

Talk To Our Leaders

Bill Mahler

Manager, Restoration


Contact our Chicago office with any questions!