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Our commitment to our craft and to our customers runs through our veins

We are a family-owned and operated business with more than 50 years of residential and commercial heating and cooling experience. We have the knowledge and expertise to diagnose, fix, build and service every HVAC issue.  


Dedicated to serving the needs of greater DuPage County, Illinois, and the surrounding suburbs, we excel in delivering trusted service, dependable solutions, and long-lasting relationships with our customers.

Why Choose IMS?

Our Service

We stand behind the exemplary quality of our work and the integrity of our technicians. Our team isn't paid to quickly replace expensive units or upsell you on things you don't need. They are paid to do the job right.


Our Honesty

We won't try to upsell you on things you don't need. We only want what's best for your family and your house. We perform high-quality work and expert recommendations for a fair and honest price.

Our Expertise

We offer generations of commercial and residential experience, so we have the skills, knowledge, and resources to solve any heating and cooling issue.


Our Size

We are the perfect size organization to trust for all your heating and cooling needs. We are big enough to complete every job with confidence but small enough to provide the dedicated customer care and timely response you need.


Our Commitment

We will do what's best for your family, suitable for your home, and right for your budget. When you work with IMS, you can always expect excellent work at a fair price and complete transparency, so you'll know all your options and costs before we start our work.  

Discover the IMS Difference

Our goal is to develop a long-term relationship with your family and to become your trusted service partner for years to come. 


Discover how trusting us for all of your heating, cooling, and air quality needs will help you create a healthy, happy and comfortable home.

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