Welcome to Air Doctor Heating and Air “About Us” page. Here you can review our philosophy, read our story, meet your team and meet some of our local networking vendors.

Our uniformed and highly skilled team are fully background checked, certified and are ready to serve all your HVAC needs.

Air Doctor Heating and Air is proud to announce our acceptance into the Google Guarantee Program. This program has been established by Google to help ensure customers that the merchants they are considering have been fully vetted for licensing, insurance compliance, customer ratings and technicians have been background checked so they meet their high Google standards.


Air Doctor Heating and Air

Air Doctor, LLC dba Air Doctor Heating and Air is licensed, insured and accredited. Servicing the central Maryland area since 2013 with outstanding Five Star complete residential and commercial HVAC Services including Heating, Heat Pumps, Air Conditioning and Air Quality Control Systems.

The Company is owned and operated by Scott and Barbara Karr. Scott Karr has been working with HVAC systems since 1994 and has held his Master HVAC License for over ten years.

Dedicated to providing you with the best products and services possible. Employing only highly qualified and professional technicians and providing them with ongoing training to keep them abreast of all technology advancements. All our technicians are fully screened and properly tested. You can trust our staff at Air Doctor Heating and Air.

Meet Your Team

Ready to provide you with our Best AIR DOCTOR HEATING AND AIR Service, our staff looks forward to working with you!

Scott Karr

Founder & Owner

Scott Karr

Founder & Owner

Scott Karr- From Mt. Airy, MD originally and now residing on his farm in Boonsboro, MD. Scott has honed his HVAC skills over the years leading up to when he would realize his dream of providing the best HVAC products and services in the industry. He then founded Air Doctor, LLC dba Air Doctor Heating and Air. Having raised his three daughters, it was the perfect time to open his business in 2013 with his loving wife Barbara to run the office and support the business. After working at several prominent HVAC companies in the Metropolitan area, Scott realized that he wanted to create his premiere company with the focus on customer service, something that other companies were lacking. Master HVAC, NATE, EPA-CFC licensing.

Barbara Karr

Co-Owner

Barbara Karr

Co-Owner

Barbara Karr- Barbara hails from Jamestown, NY and Graduated from Jamestown Senior High School, but has resided in Maryland since 1979. Barbara is a mother of three beautiful daughters and a grandmother of four. Barbara worked in Sales, Marketing and Customer Service throughout a number of varying industries and enjoys networking across many fields. Advantages which she brings to Air Doctor, LLC dba Air Doctor Heating and Air. Barbara earned Top 10 Sales Nationwide with Miles Homes.

Marcus Wengert

Journeyman Mechanic

Marcus Wengert

Journeyman Mechanic

Marcus Wengert- Marcus was raised in Glen Burnie, MD and found that he had quite a talent for mechanical work. He soon found his niche in the HVAC industry and has over fifteen years as a certified journeyman technician and joined Air Doctor Heating and Air just this year. Marcus is a great asset to our team! EPA CFA License.

Tony McDonald

Mechanic/ Technician

Tony McDonald

Mechanic/ Technician

Tony McDonald- From Martinsburg, WV, T.J. is our indispensable Lead Tech at Air Doctor Heating and Air. Graduating from Jefferson High School, he was SGA President at Valley College, where he graduated top of his class. EPA, 410A, OSHA Certified.

Laurel Webb

Marketing

Laurel Webb

Marketing

Laurel was raised in California, but is now from Frederick, MD. She is an artist with a background in a variety of media. Having worked in a number of fields including retail and construction management she is here to help Air Doctor with the website and marketing endeavors.

  • HVAC Licenses
  • MD HVAC # 17747
  • WV HVAC # 07874
  • VA HVAC # 2710071510
  • PA HICR # PA152515
Mission Statement

Providing you with outstanding service and value. Air Doctor Heating and Air is committed to inspiring you to become our customer for life.

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