Take a look at our past work!

Cornett Heating & Cooling

We service the Serverna Park, Annapolis, Arnold, Pasadena, Glen Burnie, Millersville and surrounding areas.  Reach out to us if you’d like a consultation, 410-801-7771

About Cornett Heating & Cooling


Cornett Heating & Cooling, located in Severna Park, Maryland, is your premier destination for top-quality HVAC (Heating, Ventilation, and Air Conditioning) services. Our team of highly trained and certified technicians is dedicated to providing exceptional HVAC solutions for both residential and commercial customers. When it comes to HVAC installation, maintenance, and repairs, we have the expertise to keep your indoor environment comfortable year-round. At Cornett Heating & Cooling, we prioritize energy efficiency and sustainability, offering eco-friendly HVAC options to help you reduce your energy bills and environmental impact.


As your trusted HVAC company in Severna Park, we take pride in our commitment to customer satisfaction and our deep roots in the local community. Our website, https://www.cornetthvac.com/, showcases our professionalism and the range of services we offer. Whether you need a new HVAC system installed, routine maintenance, or emergency repairs, you can rely on Cornett Heating & Cooling to deliver reliable, cost-effective solutions. Contact us today for all your heating and cooling needs, and experience the difference our expertise makes in keeping your home or business comfortable and energy-efficient.


Check out some important pages from our company's website:


Read what 300+ clients have said about our services:

Our Work

485 Ritchie Highway , Severna Park, MD, US
    615 Cypress Lane , Severna Park, MD, US
      8123 Gray Stone Lane , Pasadena, MD, US
        1035 Placid Court , Arnold, MD, US
          108 Bellemeade Drive , Severna Park, MD, US

          Cornett Heating & Cooling installed a cutting-edge Navien tankless water heater. Our expert technicians seamlessly integrated these top-of-the-line systems, ensuring optimal performance and energy efficiency for our valued customers. Trust Cornett Heating & Cooling for reliable HVAC solutions for any issues you may be having. We have great reputation in Anne Arundel County and surrounding areas.

          Our Services Include: https://www.cornetthvac.com/hvac-services04f155ba

          • Air conditioning maintenance and repairs 
          • New air conditioning installations
          • Heating maintenance and repairs
          • Gas furnace installations and


            Customer Testimonials

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            Eric Alexander
            Perfect experience from start to finish. This is a locally owned, small business, run by a very honest, competent, straightforward, trustworthy gentlemen that understands what it takes to be a small business competing against the “BigGuys.” I can not say enough great things about my experience during an emergency call with no heat and sub freezing temperatures. Josh is the real deal, and I would readily recommend him to anyone in need of an incredible HVAC company!
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            Eoin Elliffe
            Josh - is a solid, knowledgeable and reliable member of the Severna Park community, He’s a big laCrosse and soccer fan. He is very easy to work with - really transparent and honest - was able to troubleshoot our systems very quickly.
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            ronald kolbe
            Just all around great service . Only heating and air contractor's I've used .
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            Philip Kielhurn
            Overpriced
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            M Johnson
            Really disappointed in this company. Hired to replace our air conditioning/ heat pump system. First it wouldn’t power on, once it was repaired a day later we found it was leaking water from our attic from where our new air handler was installed, water traveled through 3 levels of our home and under hardwood floors. We discovered no safety switches (which was specifically listed in scope of work) or secondary pan drain. This negligence could have avoided huge water damage. Companies insurance wou... Read more