We Proudly Provide Heating, Air Conditioning, and Plumbing Repair, Maintenance and Installations in Frederick, MD and Surrounding Areas

We are a growing company, with 35+ years of experience. We handle a wide variety of jobs, large and small.

We remain flexible and resourceful to work with your specific needs. We specialize in:

  • Quality workmanship and reasonable rates
  • Installation and services on all brands and models
  • We are fully licensed and insured

Award-Winning Service!

Dave’s Mechanical Services has earned the trust of each and every one of our customers. We strive to provide the best possible service and we appreciate our customers. Learn more about our awards:

  • Home Advsior Elite Badge copy
  • DCP_Working
  • Lennox 5 Yr Award

Heating, C00ling & Plumbing

We install, service, and repair all brands including:

  • Amana
  • Aprilaire
  • Bosch/Buderus
  • Broan
  • Bryant
  • Carrier
  • Climate Master
  • Dunkirk
  • Frigidaire
  • Fijitsu
  • Gibson
  • Goodman
  • Honeywell
  • Intellidyne
  • Lennox
  • Magic-Pak
  • Maytag
  • Mitsubishi
  • Navien
  • Nutone
  • Panasonic
  • Payne
  • Rheem
  • Ruud
  • Sanyo
  • Slant/Fin
  • SpacePak
  • Tappan
  • Trane
  • Utica Boilers
  • Water Furnace
  • Watts Radient
  • Weil/McLain
  • Westinghouse
  • York                                 and more!