Dependable HVAC Company in Severna Park, MD

Cornett Heating & Cooling has been helping clients with their HVAC needs in Severna Park and the surrounding areas for 10+ years.
Renowned in the community for their honesty and quality workmanship, Cornett is proudly referred by their loyal customers to their family and friends. Providing top notch customer service and guaranteeing 100% customer satisfaction, our customers become part of our extended family. Cornett's customers' needs always come first. We offer emergency service repair and flexible scheduling options.
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  • Local, Family Owned & Operated HVAC Company
  • Owner involved in all estimates and jobs
  • Licensed & Insured
  • Honesty and family values as our backbone
  • Trusted and proudly referred by customers
  • 100% Customer Satisfaction
  • Experienced with all brands and models
  • Flexible Scheduling
  • Emergency Service Available


  • Energy Star Partner
  • National Comfort Institute
  • North American Technician Excellence Certified (NATE)
  • Chamber Of Commerce Member
  • Air Conditioning Contractors of America


  • Annapolis
  • Arnold
  • Severna Park
  • Glen Burnie
  • Pasadena
  • Severn
They replaced my heating and cooling for a very affordable price. Their staff and service was excellent. Very professional and I highly recommend!!!
- J Buck, Severna Park