About

MDI Electrical Construction, Inc. is a full-service electrical and telecommunications contracting firm providing a range of solutions designed to assist our clients in today's rapidly changing environment. While we are based in the Midwest, our territory expands to meet the needs of our customers, both nationally and globally.

The MDI Difference
Founded in 1992, MDI has been serving Chicagoland and providing a global reach to serve our customers, with an uncompromising
commitment to excellence and innovation.

Our experience & dedication provide our customers with the best in project management, new technology, and many other resources in the
data center, commercial, industrial, retail and other business service
sectors. MDI is constantly finding new and innovative solutions that
exceed customer’s expectations, always providing genuine quality and
value through our design methods and quality installations.

Whether its building power, generation, energy savings or advanced
technologies installations, MDI always does it right the first time.

Electrical

Voice & Data

Life Safety

Design

Manufacturing