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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, 410-801-7771

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

221 Kennedy Drive , Severna Park, MD, US
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1181 Keeling Court , Arnold, MD, US
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100 Evanfield Court , Severna Park, MD, US
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283 Bowline Road , Severna Park, MD, US
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403 Fox Den Lane , Severna Park, MD, US
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Customer Testimonials

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Allen Dunham - 346 Green Aspen Court , Severna Park, MD, US
Just completed my semi-annual HVAC maintenance. Technician arrived on time and performed the maintenance quickly and professionally both inside and outside. Answered all the questions I had about the system. Cornett Heating and Cooling is an excellent company from the scheduling process through the entire work process. They are the only company I would use. There is no better company around. Just had an issue with the system not heating. Cornett Heating and Cooling sent technicians within 15 mi... Read more
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Matt Bruffey - 504 Silverbark Court , Millersville, MD, US
Fast response, Professional and friendly. Almost impossible to come by this kind of service these days. Highly recommend. With this level of service they will have a customer for life. Thanks Cornett!!!
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Leslie Coleman - 512 Green Forest Drive , Severna Park, MD, US
Very service oriented and attentive. Wonderful to work with. Josh, Danny and Julie have all gone above and beyond.
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Carol Snyder - 682 Hendler Road , Severna Park, MD, US
Cornett Heating & Cooling professionals are knowledgeable and respectful. We appreciate their service and rely on them for their excellent advice and capabilities for maintenance and upgrades to our systems. We use them for all of our properties and have always been very happy with their work and pricing.
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Thom Baker - 691 Dill Road , Severna Park, MD, US
Watching my electric bills drop with an efficient Bosch air-conditioning system.