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

212 Lisburn Court , Severna Park, MD, US
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  • Our Services: Annual Maintenance Program
  • Our Services: Repairs
576 Quaker Ridge Court , Arnold, MD, US
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218 Oak Court , Severna Park, MD, US
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  • Our Services: Annual Maintenance Program
  • Our Services: Duct Cleaning
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103 Saint Andrews Road , Severna Park, MD, US
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  • Our Services: Repairs
  • Our Services: Annual Maintenance Program
427 Ben Oaks Drive East , Severna Park, MD, US

Cornett Heating & Cooling, the premier HVAC company serving Severna Park, Annapolis, Arnold, and other cities in Anne Arundel County, proudly presents our latest installation: a high-performance 3 Ton Bosch heat pump in Severna Park, Maryland 🔥. Our expert technicians meticulously engineered and installed this cutting-edge heat pump system to deliver unmatched comfort, efficiency, and reliability to our valued customers. Experience the difference with Cornett Heating & Cooling - your trusted partner for top-tier HVAC solutions. Contact us today to elevate your home comfort experience! #HVAC #SevernaParkHVAC #BoschHeatPump #AnneArundelCounty


Cornett Heating & Cooling specializes in a comprehensive range of HVAC services, including air conditioning maintenance, repairs, and new installations. Our expertise extends to heating systems with maintenance, repairs, gas furnace installations, and boiler installation and repairs. Trust us to keep your home comfortable year-round with our top-notch HVAC solutions.

  • Our Services
  • Our Services: Annual Maintenance Program
  • Our Services: Full Installs

Customer Testimonials

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Andrew White - 665 Willowby Run , Pasadena, MD, US
Cornett Heating and Cooling provided excellent service from start to finish. They came out the same day I called, and the technician was knowledgeable, clearly explaining the issue and providing a quote on the spot. I got multiple other opinions, and while all agreed the system needed replacement, none could beat Cornett’s pricing. Their team was responsive, and the office staff was friendly and professional. On install day, they arrived early, sent a crew of six, and completed the job in about ... Read more
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William Darrenkamp
Prompt, thorough and professional. Highly recommend.
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Kin Jay
Great bunch of guys! Showed up on time worked together as a TEAM! Job done as advertised!! We had our entire HVAC system replaced in a house that is 27 years old. Support local small business!!!
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Alex White
Such a fantastic local company. They showed up within 30 mins of me calling to fix a problem with the ducts. They were informative, professional and very friendly. Highly recommend!
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mmarquo
great experience