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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            kenneth green
            Josh, just wanted to let you know that we are extremely happy with the service we received. We had two new Bosch mini split units installed today and was totally impressed with your staff. Everyone was courteous, friendly and worked fast and efficiently. Thanks to your whole crew. Jo & Ken Green
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            Jo Green
            We were very impressed with speed of the initial response to our request for the estimate and the actual installation. Everyone was professional and courteous . They each had their role in the installation and performed as a unit, so the job seemed effortless and was completed efficiently. We are very happy with our decision to go with Cornett for this project and will recommend their services to anyone.
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            William Guy
            Pre-service call communication was great, I appreciated the texted updates leading up to my appointment. Michael was in front of my house 5 minutes BEFORE the scheduled time. He listened carefully to my description of the issues that we were seeing with our system, explained exactly how he would approach the problem, and executed his plan exactly as described. After he had performed his diagnostics, he clearly explained the problems and how he planned to repair the system. I've not had great luc... Read more
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            Robynn Spilker
            Zack was extremely knowledgeable with great customer service skills. He followed up quickly with the promised estimate. You’re lucky to have him!
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            Paul Hartgen
            We have an annual maintenance contract. Zach arrived on time and quickly went to work on our summer preventative maintenance for two HVACs. He was very clear on what he recommended and why. Highly recommend.