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

485 Ritchie Highway , Severna Park, MD, US
    615 Cypress Lane , Severna Park, MD, US
      8123 Gray Stone Lane , Pasadena, MD, US
        1035 Placid Court , Arnold, MD, US
          108 Bellemeade Drive , Severna Park, MD, US

          Cornett Heating & Cooling installed a cutting-edge Navien tankless water heater. Our expert technicians seamlessly integrated these top-of-the-line systems, ensuring optimal performance and energy efficiency for our valued customers. Trust Cornett Heating & Cooling for reliable HVAC solutions for any issues you may be having. We have great reputation in Anne Arundel County and surrounding areas.

          Our Services Include: https://www.cornetthvac.com/hvac-services04f155ba

          • Air conditioning maintenance and repairs 
          • New air conditioning installations
          • Heating maintenance and repairs
          • Gas furnace installations and


            Customer Testimonials

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            Susan Gillespie
            They came out faster then they said they would. Didnt try to upsell me. Made sure everything was working properly so nothing would break a few days later. ALSO got rid of a wasp nest next to the AC unit with his OWN wasp spray. didnt ask me if i had any just said Oh i have something for that. So glad i found them!
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            David Dammeyer
            Quick response, knowledgeable and professional technician, great service.
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            Michael R
            Excellent work. Have used to install an HVAC unit, and repair. Worked with my 9 year old systems supplier to file a warrenty claim to have parts covered on my failing system.
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            Jim Shiloh
            This place here. They were our second opinion in needing help with our HVAC unit. They responded quickly, found issues the other company didn’t, and were very professional and helpful. They even loaned us a window unit till the parts come in. Seriously good and local!
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            Jennifer Neptune
            Knowledgeable, polite, friendly service representative. Great service visit and reasonable plan for next steps. Patient with all my questions and provided rational answers that feel honest and pass the ‘gut check’. Highly recommend!