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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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Mark Wilson - 7865 Golden Pine Circle , Severn, MD, US
We arrived home from a week at the beach to find our heat pump would not turn on and house was very hot. I called and left a message with a different HVAC company I've used in the past and I still haven't heard back from them. I've also used Cornett in the past and had a good experience so I called them. It was 11:30 on a SATURDAY. Zack answered the phone immediately and was at my house by 12:30. Zack was very nice and was careful to explain everything. It ended up being a $160 capacitor and we ... Read more
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Derek Rogers - 440 Lynwood Drive , Severna Park, MD, US
Great on time service. And very affordable. Thanks
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Dave Allman - 1236 Harbor Glen Court , Arnold, MD, US
Always a great experience working with Josh and his team! Michael did a superb job with our seasonal preventative maintenance. I highly recommend for all of your heating and air conditioning needs!
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Ben Levinger - 1 Admiral Road , Severna Park, MD, US
Very professional. Great job.
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Glenn Bachman - 513 Leelyn Drive , Severna Park, MD, US
Professional. Excellent communication skills. Terrific experience from appointing to ease of payment.