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, 410-647-6979

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.


Check out some important pages from our company's website:


Read what 300+ clients have said about our services:

Our Work

1822 Braddock Drive , Crofton, MD, US

Daikin Fit 3 Ton Heat pump, 3 ton Daikin fit Gas Furnace combo. Before and after

  • Our Services
  • Our Services: Full Installs
132 Idlewild Road , Severna Park, MD, US
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  • Our Services: Full Installs
1246 Harbor Glen Court , Arnold, MD, US

Two 4 ton Heat Pumps

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  • Our Services: Full Installs
12 Saint Andrews Crossover , Severna Park, MD, US

Daikin 3.5 Ton Fit Gas furnace

  • Our Services
  • Our Services: Full Installs
156 River Road , Pasadena, MD, US

Bosch 2 Ton Heat Pump. Before and after

  • Our Services
  • Our Services: Full Installs

Customer Testimonials

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Brian
The Cornett company was referred to me after being contacted by the Daikin regional manager. They solved and corrected the problem within minutes after looking at the split level unit. Very professional crew. Glad to add another reputable company to my list.
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Jeremiah Grossman
Josh is very professional and cares a lot about the community. He is a real asset!
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Eric Alexander
Perfect experience from start to finish. This is a locally owned, small business, run by a very honest, competent, straightforward, trustworthy gentlemen that understands what it takes to be a small business competing against the “BigGuys.” I can not say enough great things about my experience during an emergency call with no heat and sub freezing temperatures. Josh is the real deal, and I would readily recommend him to anyone in need of an incredible HVAC company!
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Eoin Elliffe
Josh - is a solid, knowledgeable and reliable member of the Severna Park community, He’s a big laCrosse and soccer fan. He is very easy to work with - really transparent and honest - was able to troubleshoot our systems very quickly.
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ronald kolbe
Just all around great service . Only heating and air contractor's I've used .