410-600-7964
Areas We Serve

Areas We Serve

Licensed Technicians, Available 24/7

Our local, family-owned and operated business at Farnen & Dermer provides exceptional heating, air conditioning, and indoor air quality solutions throughout Maryland. With over a century of industry experience, we have become the most trusted name in home comfort services, capable of solving problems both big and small. Our experienced and trained technicians believe every customer deserves exceptional service, which is why we offer a 100% satisfaction guarantee. We are available day or night, offering 24/7 emergency heating and AC repairs and same-day appointments.

We service the following areas:

  • Owings Mills
  • Reisterstown
  • Pikesville
  • Finksburg
  • Hampstead
  • Eldersburg
  • Westminster
  • Manchester
  • Ellicott City
  • Columbia
  • Clarksville
  • Marriottsville
  • West Friendship
  • Woodbine
  • Howard County
  • Catonsville
  • Lutherville-Timonium
  • Towson
  • Phoenix
  • Monkton
  • Sparks
  • Hunt Valley
  • Cockeysville
  • Perry Hall
  • Rosedale
  • White Marsh
  • Parkville
  • And more!

If you don’t see your city, give our team a call at (410) 600-7964 to see if we can help. We have the workforce, equipment, and resources to service a variety of areas.

Offering Homeowners Unparalleled Comfort Solutions

“Quality company and great employees.” – Past Customer

Whether you are looking for heating, AC, or indoor air quality service, you can count on Farnen & Dermer to find a perfect tailored solution—performing every installation, repair, maintenance, or replacement service with the utmost integrity and attention to detail. We believe in keeping you informed throughout your service, always offering straight forward pricing without any surprise fees.

Homeowners continue to choose us time and time again because we are committed to your complete comfort and safety, always going above and beyond to ensure you are 100% satisfied. We have dozens of 5-star reviews from happy customers and are available 24/7 for all your heating and cooling needs. Our dedication to high-quality workmanship and customer service has earned us an A+ rating by the Better Business Bureau, and we are proud to be an industry leader in the home improvement arena. Whether you are looking for furnace repair, water heater replacement, or air scrubber installation, you can count on Farnen & Dermer to get the job done quickly and correctly every time.

To learn more about our services or to schedule an appointment, call our team at (410) 600-7964 or fill out our quick and easy online form.

  • Farnen & Dermer - Professional HVAC Technicians with quality HVAC components at reasonable costs.

    “Gas furnace died (1987 vintage, may it rest in peace) on a Saturday November 20, 2021. Cold nights were forecasted for the following week. Called several HVAC emergency service companies no luck until ...”

    - Kevin S.
  • The technicians are always great.

    “We’ve ALWAYS had great service from Farnen & Dermer. The technicians are always great. Glenn A. was our technician today and he was awesome. #HighlyRecommend”

    - Douglas M.
  • These folks are top-notch.

    “These folks are top-notch. Mr. Dermer was easy to work with. He clearly stated the job to set my expectations. The gentleman that came to do the work was very professional and walked me through the install. T”

    - Clark H.
  • Very Knowledgeable of my heating system

    “Caleb K did a great job! He was professional, Very Knowledgeable of my heating system, and offered ways in which I could keep it healthy.”

    - Terrence S.
  • We have no complaints and love our new system.

    “Farnen & Dermer were excellent people to work with from start to finish. They were professional and knowledgeable. They answered all of our questions (and we had A LOT of questions.) They provided the lowest estimate and best warranty among the other H”

    - Dan K.
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Our Mission is Your Comfort

Why Farnen and Dermer?
  • Family Owned and Operated
  • Available 24/7- Same Day Service
  • 100% Satisfaction Guaranteed
  • Straight Forward Pricing, No Surprise Fees
  • Experienced and Trained Technicians
  • Proudly Serving Maryland Since 1902

Turn to the Experts

Call us at (410) 600-7964 or fill out the form below.
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