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

9 Saint Andrews Crossover , Severna Park, MD, US
  • Our Services
  • Our Services: Repairs
7900 Mansion House Crossing , Pasadena, MD, US

Take a look at this upgrade we did for a client of ours in Pasadena, Maryland. This ‎Bosch 3 Ton Heat Pump is a top-tier product that Cornett Heating & Cooling installed in one day. Discover the craftsmanship and dedication we put into our work within your area by viewing our interactive portfolio of past work.

  • Our Services
  • Our Services: Full Installs
7814 Hidden Creek Way , Riviera Beach, MD, US
    7948 East Shore Road , Pasadena, MD, US
      999 Placid Court , Arnold, MD, US

        Customer Testimonials

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        Dave Hunt
        Main system checkout and a basement 2 cassette mini-split
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        Paul Mos
        Excellent professional service
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        Richard Scenna
        Professional & polite
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        Cindy Heslin
        Michael took care of the problem with the sensor on my furnace. He was friendly and professional, and he explained everything to my satisfaction.
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        Thomas a'Becket
        On time, efficient, knowledgeable and excellent communication on conditions of the system