Cornett Heating & Cooling of Maryland

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About Us

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.


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Read what 300+ clients have said about our services:

Recent Work

100 Evanfield Court ,Severna Park, MD, US

We've just wrapped up an installation in Millersville, MD, where our team at Cornett Heating & Cooling put in a high-performance Bosch 3-ton heat pump. This new heat pump will provide the customer with improved energy efficiency and comfort throughout the seasons. At Cornett Heating & Cooling, we take pride in offering reliable repairs and installations that bring lasting value to our clients.

100 Evanfield Court , Severna Park, MD, US
7
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  • Our Services: Repairs

665 Willowby Run ,Pasadena, MD, US

In Pasadena, Maryland, we at Cornett Heating & Cooling recently completed the installation of a top-of-the-line Bosch 4-ton heat pump for our valued customer. Delivering exceptional HVAC solutions, our team brings years of expertise in providing reliable heating and cooling services. Specializing in a comprehensive range of services, including repairs and maintenance for air conditioning and heating systems, we ensure both residential and commercial properties operate efficiently. As we celebrate our legacy since the early '90s, our commitment to customer satisfaction remains unwavering, backed by hundreds of 5-star reviews. Join our satisfied clients and schedule your appointment today with the leading experts in Anne Arundel County.

665 Willowby Run , Pasadena, MD, US
9
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  • Our Services: Repairs

Customer Reviews

Joe B — review for Cornett Heating & Cooling
Joe B
Another great visit by Cornett (Chris) who explained everything on the semi annual visit. Very thorough and made a few recommendations and one minor repair on the spot. Value a trusted local company.
Cornett Heating & Cooling response
Response from Cornett Heating & Cooling2 months ago

Thanks, Joe! We're glad Cornett (Chris) provided a thorough semi-annual visit and could handle the minor repair on the spot. We appreciate you valuing a trusted local company and your recommendation. We look forward to serving you again at your next visit.

Mike and Robin Boggs — review for Cornett Heating & Cooling
Mike and Robin Boggs
We called Cornett out for a quote to add a second HVAC unit to the upstairs of our home. They were fantastic from start to finish of the quote process and very knowledgeable about current County and other codes required for installing new units. We felt the quote we received was fair. We decided not to have the second unit installed because the electrical work required to support it pushes the total cost above our budget. We do plan to contact Cornett for our future maintenance needs for the exi... Read more
Cornett Heating & Cooling response
Response from Cornett Heating & Cooling2 months ago

Mike and Robin, thank you for the thoughtful review and for considering Cornett for your HVAC project. We’re glad our team could provide a fair, code-compliant quote and clearly explain the electrical requirements. We understand your decision and look forward to helping with maintenance or any future work when the time is right. Please call or email us anytime for service or questions.

Mike Felner — review for Cornett Heating & Cooling
Mike Felner
Technician was on time and very knowledgeable and efficient. Would definitely use again and highly recommend!
Cornett Heating & Cooling response
Response from Cornett Heating & Cooling2 months ago

Thanks for the great review, Mike! We're glad our technician was on time, knowledgeable, and efficient. We appreciate your recommendation and look forward to serving you again.

Jeanne H — review for Cornett Heating & Cooling
Jeanne H
I absolutely love this company and could not recommend them highly enough! I would give them a 10 star rating if possible. Danny came out today and diagnosed the problem quickly. He was friendly, professional, and incredibly knowledgeable. We so appreciate the scheduling within 24 hours. And now our AC is back up and running!
Cornett Heating & Cooling response
Response from Cornett Heating & Coolinga month ago

Thank you, Jeanne — we’re thrilled Danny provided professional, friendly, efficient, and thorough service. I’ll be sure to pass your kind words along to him and the team. We truly appreciate your recommendation and look forward to helping you again whenever you need us.

Stephanie Wright — review for Cornett Heating & Cooling
Stephanie Wright
Scheduling was very fast and friendly! Ben came out the same day we called and fixed our AC quickly. He explained the problem clearly and gave us options for the repair. We were very pleased and will definitely us Cornett again in the future. Thank you so much!
Cornett Heating & Cooling response
Response from Cornett Heating & Cooling3 months ago

Thank you, Stephanie — we appreciate your kind words. We're glad Ben was able to respond quickly, explain the issue, and get your AC running again. We look forward to working with you and your family again whenever you need us.