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HVAC Contractor in Effingham, IL

Make heating and cooling troubles a thing of the past with Mathy Heating & Air Conditioning, Inc.! We’re a family-owned and operated business serving the Effingham, Altamont, Newton, and Teutopolis, IL areas, and with over 40 years of experience in the HVAC industry, we’re the go-to experts for all your heating and cooling needs. So whether you need repairs, replacements, or installations, our skilled team is here to provide fast, friendly, and reliable service each and every time.

Comprehensive HVAC Services

Air Conditioning and Furnace Replacements

When your air conditioning or furnace is beyond repair, we offer professional replacement services to ensure your home stays comfortable year-round. Our experienced technicians will help you choose the best system for your needs and budget, ensuring a seamless installation process.

Custom Metal Ductwork Installations

Proper ductwork is crucial for an efficient HVAC system. We specialize in custom metal ductwork installations tailored to your home’s specific requirements. Our high-quality ductwork solutions ensure optimal airflow and energy efficiency, improving the overall performance of your heating and cooling systems.

Ductless Mini Split and HVAC Accessory Installations

For homes without traditional ductwork, ductless mini split systems offer an efficient and flexible solution. We also install various HVAC accessories to enhance your system’s performance, such as thermostats, air purifiers, and humidifiers. Our team will help you select and install the right accessories to meet your comfort needs.

Why Choose Mathy Heating & Air Conditioning, Inc.?


Over 40 Years of Industry Experience

With decades of experience in the HVAC industry, our team has the knowledge and expertise to handle any heating or cooling challenge. We stay up-to-date with the latest technologies and techniques to provide the best possible service to our customers.

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HEIL-Certified Dealer

We are proud to be the only HEIL-certified dealer in Effingham, IL. HEIL is known for its high-quality, reliable HVAC products, and as a certified dealer, we offer these top-notch systems to our customers. You can trust that you’re getting the best equipment and service when you choose us.


Honest and Affordable Services

Some HVAC companies may try to upsell unnecessary services and products, but not us. We pride ourselves on our honesty and dedication to our customers. We provide transparent pricing and ensure you only pay for what you truly need. Our efficiency and focus mean you receive top-quality services without breaking the bank.

Our Commitment to Excellence

Fast, Friendly Service

When you hire us for HVAC repairs or installations, you can expect fast and friendly service. Our team is dedicated to providing a positive customer experience from start to finish. We understand the importance of a comfortable home and work diligently to resolve your HVAC issues promptly.

No Job Too Big or Too Small

Whether it’s a minor repair or a complete system replacement, no job is too big or too small for our skilled team. We approach each project with the same level of care and attention to detail, ensuring the best results for our customers.

Customer Satisfaction Guaranteed

At Mathy Heating & Air Conditioning, Inc., customer satisfaction is our top priority. We go above and beyond to meet your needs and exceed your expectations. Our capable crew will do what it takes to ensure your heating and cooling systems are operating efficiently and effectively.

Areas Served

Teutopolis, IL • Altamont, IL • Dieterich, IL • Montrose, IL • Mason, IL • Watson, IL • Shumway, IL • Beecher City, IL • Edgewood, IL • Sigel, IL

Contact Us Today

If you’re looking for a dependable HVAC contractor in Effingham, Altamont, Newton, or Teutopolis, IL, look no further than Mathy Heating & Air Conditioning, Inc. Our experienced team is ready to tackle your heating and cooling problems with professionalism and expertise. Just contact us now to schedule a service visit, and experience the difference of working with a trusted, family-owned HVAC contractor.