Working with REX

Our Engineering

At REX Engineering, we love creating simple solutions to complex challenges and building relationships.

We utilize our decades of engineering expertise to create amazing structures, design efficient MEP solutions, and improve construction site logistics.

Working with REX Engineering Group, you can expect:

Mechanical, Electrical, & Plumbing Engineering services for new construction, renovations, and tenant fit-outs.

For government engineering projects, our services fall under NAICS code 541330 and SIC code 8711 for Engineering Services.

Coast-to-Coast Service

REX Engineering Group is based out of Chicago with offices on both coasts. We’re licensed in nearly every US state and Canadian province.

We're ONE Team

We believe in ONE team across the project — that includes the architects, other engineers, builders, trade partners, and the community. We call it our philosophy. uses cookies to ensure you get the best experience on our website.