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Farnen and Dermer

The Comfort Guys

Farnen and Dermer
Farnen and Dermer

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Farnen and Dermer

Fast & Reliable Installation, Repair, and Maintenance Services for all your heating & Air conditioning needs in Howard, Carroll and Baltimore Maryland counties

Featured Offer

Air Conditioning System Tune Up $79.99

Business Information

Farnen & Dermer


Farnen & Dermer

The Comfort Guys

Helping Our Maryland Community Since 1902

Family Owned & Operated with Over 100+ Years of Experience


Owings Mills HVAC

Offering Fast & Reliable Installation, Repair, and Maintenance Services throughout Baltimore County

With over a century of industry experience, Farnen & Dermer has become the most trusted name in heatingcooling and indoor air quality solutions throughout Owings Mills and surrounding areas. Our family-owned business believes that every home deserves honest and high-quality service, with all of our work backed by a 100% satisfaction guarantee. Our licensed, experienced, and factory-trained HVAC technicians arrive exactly when you need us most—gladly offering same-day appointments and 24-hour emergency services, 7 days a week.

We provide a wide range of services to homes throughout Baltimore County, including heating and air conditioning repair, replacement, and maintenance, as well as indoor air quality services. Our team always provides straight forward and honest pricing, so there are no surprises, and our high-quality business practices have earned us an A+ rating by the Better Business Bureau. We believe that our people make all the difference, so no matter what time you call us, you’ll speak to a real person, who listens to your concerns and offers recommendations and convenient appointment times. From heater repair to AC replacement, and everything in between, you can count on Farnen & Dermer to help.

  • Indoor Air Quality Photo
    Indoor Air Quality
  • Heating Photo
  • Air Conditioning Photo
    Air Conditioning

Our Clients Love Us

See What They are Saying About Us
  • “Farnen & Dermer - Professional HVAC Technicians with quality HVAC components at reasonable costs.”

    - Kevin S.
  • “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. 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.
  • “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.
  • “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.
  • “The Farnen & Dermer team did a great job installing our new HVAC unit. Jay was very helpful and answered all of my questions.”

    - Jen K.

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

Generations of Reliable Service

Learn more about how we can assist you by calling us at (410) 600-7964 today

Farnen & Dermer, Where Experience Meets Quality

​We are a 5th generation, family owned and operated company, with over 100 years of experience under our belts. This means that we’ve seen the heating and cooling industry change immensely. Our team has grown and adapted to meet those changes­—always staying on the cutting edge of industry innovation. We pair this commitment to innovation with an unflinching dedication to quality, quality in workmanship, products, and customer service. Our team wants to be your one-stop shop for all things home comfort and will go above and beyond to build long-lasting relationships with our customers in Owings Mills and throughout Baltimore County.

Please note that we provide services to a range of makes & models, including those not displayed on our website.

To learn more about our services, or to schedule an appointment, call our team at (410) 600-7964 or reach out online today!

    • BBB
    • American Standard
    • York


Turn to the Experts

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


Ask for Zach Dermer

Phone: 301-202-1909







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