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

            Reviewer photo
            G H
            Can't speak to the quality of service, but I was told initially they would service outside of Severna Park, but he was busy this week. I left a message with Darla (wife of owner) and she called me back the next day. She mentioned that she would speak with Josh (owner). She called back again and said they have techs in Edgewater and would be able to stop by today. Wonderful! Canceled appointment I had with another company that was going to charge to come diagnose. Get a followup text asking ... Read more
            Reviewer photo
            Joseph Lion
            Can't say enough good things about Josh, he's the most honest HVAC guy out there. Shows up on time, takes pride in his work and has very fair pricing. Refreshing to find a company that takes pride in their reputation.
            Reviewer photo
            Andrew Troy
            We had a furnace breakdown on a Federal holiday when the temperatures had been in the teens. Cornett called me back within 45 minutes and was at my door 10 minutes after that. He quickly identified the problem, had a replacement part in his truck and had the furnace up and running within another 10 minutes. The fee was very reasonable. Even more important, he took time to show and explain the problem to me, what to expect, and ways to avoid other potential furnace problems. A positive experienc... Read more