About Us

About

Dion’s Heating and Air

At Dion’s Heating and Air, we’re committed to providing top-quality HVAC services in Mount Vernon, Missouri. With 20 years of experience, our expert team offers a range of services for both residential and commercial properties. Whether you need a new system HVAC installed, repairs, or regular maintenance, we’ve got you covered. Our goal is to keep your home or business comfortable all year round. Contact us today for a free quote and let us take care of all your heating and cooling needs.

Two Decades of Experience

Timely Service

Customer Satisfaction Guaranteed

Competitive Rates

“Very thorough, timely, and professional.

Had a plugged drain one Saturday, called and left a message, Mike called back in minutes, was on site minutes later, problem solved.

Had a question about the A/C during these high heat and humidity days. Called just to ask a few questions, they answered them then said we’ll just stop by and check the charge and a few other things. They were here within the hour.

These guys are the best!”

Mathew Delanty

WHY CHOOSE US

20 Years of Experience

At Dion’s Heating and Air, we stand out as your premier choice for HVAC services in Mount Vernon, Missouri. Our commitment to excellence and customer satisfaction sets us apart, ensuring you receive the best service possible. With us, you can expect reliable solutions tailored to your needs, delivered with professionalism and a focus on your comfort.

Trust

our satisfaction is our top priority. We take the time to understand your requirements and preferences, ensuring that our services meet and exceed your expectations. With us, you can expect personalized service and attention to detail.

Reliability

We understand the importance of a comfortable home or business, which is why we prioritize prompt and dependable service. You can rely on us to be there when you need us, providing efficient solutions to your HVAC needs.

Innovation

Our team comprises highly skilled professionals with years of experience in the HVAC industry. We stay updated with the latest technologies and best practices to deliver superior service and solutions.