Illinois Mechanical Service & Design is a company founded on the idea that customer satisfaction is the number one priority. That giving the customer what they deserve is paramount to success.

At IMSD the Customer is number 1!

Our goal is to maintain 100% Customer Satisfaction.

Whether you are a Residential or Commercial customer, our emphasis is on your satisfaction. You deserve Professional, undivided attention to all of your HVAC needs. IMSD services all makes and models for your convenience.

We don't only want to be your HVAC contractor, but we want to be your HVAC Partner for the future.

24 Hours a Day 365 Days a Year Emergency Services

Because your HVAC does not only run during normal business hours.

IMSD offers a 24 hour a day, 365 days a year emergency service department to tackle those things that go bump in the night. We are here to help solve your problems and tackle the issues that concern you when they happen.

Call our Rapid Response Team for service any time, day or night and you will receive fast, professional service that you deserve.

Our main goal is 100% customer satisfaction.

Residential or Commercial, day or night.