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Service Areas

Gaithersburg Air Conditioning & Heating is Montgomery County, Maryland’s most professional heating and air conditioning company. Since 1970, we have honestly and professionally served the homeowners of Montgomery County. We are the most referred home services company and we are capable of meeting all of your heating and cooling needs. So, whether you are calling for routine maintenance, an emergency repair or a professional installation of a high efficiency heating and cooling system, Gaithersburg Air Conditioning & Heating is your best choice.

We are proud to provide our services to the following communities in Montgomery County, Maryland

  • Kensington, MD (20895)
  • Laytonsville, MD (20882)
  • Montgomery Village, MD (20886)
  • Mt. Airy, MD (21771)
  • North Potomac, MD (20878)
  • Olney, MD (20832)
  • Poolesville, MD (20837)
  • Potomac, MD (20854)
  • Rockville, MD (20850, 20851, 20852, 20853, 20854, 20855)
  • Sandy Spring, MD (20860)
  • Silver Spring, MD
  • Woodbine, MD (21797)
  • Wheaton, MD
  • Air Conditioning Service in Montgomery County, MD

    When your air conditioner isn’t working properly and you need a professional to provide an honest assessment, you can rely on the experts at Gaithersburg Air Conditioning & Heating. We service and repair all major brands of air conditioners and heat pump systems. If you need to replace your old air conditioner, we sell and install high quality systems that can reduce energy costs, improve your comfort and meet your budget.

    Heating Service in Montgomery County, MD

    Heating Contractor

    When it’s cold out and your heat isn’t working, you can feel comfortable again by calling the professionals at Gaithersburg Air Conditioning & Heating. We maintain and repair all major brands of furnaces and heat pump systems. If you need to replace your old heating system, we sell and install high quality systems that can reduce energy costs, improve your comfort and meet your budget.