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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, 410-647-6979

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.


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Read what 300+ clients have said about our services:

Our Work

2708 Summerview Way , Annapolis, MD, US
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604 McKinsey Park Drive , Severna Park, MD, US
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310 Hazy Grove Bend , Millersville, MD, US
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1251 Youngs Farm Road , Annapolis, MD, US
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8105 Windy Trail , Millersville, MD, US
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Customer Testimonials

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Gregg Lee
Called at 445 PM on a Friday (they close at 5) Someone actually answered after a few other attempts with different companies did not. She said you are all set for a technician to come out tomorrow morning (Saturday) at 9Am. The technician was Danny , who is awesome and will request him by name from now on, showed up at 857AM. Performed thorough diagnosis and explained what the exact problem was. Fixed it and was on his way to the next service call. He was polite, informative as I as a lot o... Read more
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Sherri Procida
These guys are amazing. Arrived on time and quickly found and fixed the issue with our AC unit all while being pleasant and courteous.
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H sher
Called for an emergency service and they were here within a couple of hours. They were very friendly and had the repair done quickly. Price was very fair. I would highly recommend Zach and company !!
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Carolyn Smith
Zach arrived promptly at 8:30 this morning to repair our air conditioning unit. This young man did an A+ job for us--explaining everything he needed to do in detail, working efficiently and yet he is extremely customer oriented and personable. We are switching providers and took out a service contract with Cornett because of Zach!
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David Solley
Quick service and our service technician Zach was very knowledgeable. He quickly diagnosed and fix the issue without any delay.