Call Today for Service (240) 570-7138
Your Montgomery County Professionals In

Air Conditioning, Heating &
Plumbing

We’re Just a Phone Call Away!

Horizon Services of Montgomery County (240) 570-7138 Change Location
  • Horizon of Montgomery County $89.50 Off Any Heating System Repair See Specials
  • Horizon of Montgomery County ONLY $49 Air Conditoner Tune-Up See Specials
  • Horizon of Montgomery County $92.50 Off Any Plumbing Repair See Specials

Air Conditioning, Heating & Plumbing Services Germantown

Comprehensive Repair, Replacement, Installation & Maintenance

Since 1989, Horizon Services has been proud to offer a complete range of A/C, heating, and plumbing services in Germantown, Gaithersburg, Rockville, Bethesda, and Montgomery County, MD. For almost 30 years, we’ve been leading the industry with top-quality workmanship, reasonable rates, and unmatched customer service. From air conditioner repair to heat pump replacement to sump pump installation, and routine system maintenance, our team of experts can keep your home comfortable and safe all year long.

Give us a call today to schedule your home cooling, heating, or
plumbing service with us! (240) 570-7138

What Sets Horizon Apart

We Stand Behind Our Services

At Horizon Services, we believe that the best home services are the ones that last. That’s why we stand behind all our work with a number of industry-leading warranties and customer guarantees. When you choose us for your next Germantown A/C, heating, or plumbing service, you can rest assured that you’re receiving the best services in the area.

Our technicians receive ongoing training in both craftsmanship and customer service. When you rely on us, you can count on superior services from a friendly, reliable, and experienced team.

Request Service Today
  • Same Day Service & Next-Day Installation With Over 300 Trucks, We’re Ready NOW!
  • Clean, Friendly Technicians Background Checked & Drug Tested For Your Protection
  • Expert Installation All Techs are Trained 150+ Hours Each Year

What Our Customers Are Saying

  • Air Conditioning 0 Reviews
  • Heating 0 Reviews
  • Plumbing 0 Reviews
  • Responsiveness
  • Punctuality
  • Quality of Work
  • Professionalism
  • "Excellent job! Very satisfied. The technician was very prompt, knowledgeable, friendly and very professional. He took the time to walk me through all the features of ..."

    - Joshua

    From Rockville, MD
  • "I liked getting the paperwork with the eval of my system. Technician was articulate and gave good explanations to my questions. He pointed out a flaw with the ..."

    - Marlo

    From Olney, MD
  • "Patrick Murphy was an excellent Technician. Extremely nice and knowledgeable and checked out everything."

    - Forrest

    From Silver Spring, MD
  • "I was pleased with the service provided by Tavon. I would like Tavon to service our furnace in the future."

    - Curtis

    From Olney, MD

Expert Tips

  • Upgrade Your AC to an Energy Efficient Unit for Money Savings
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  • Horizon Services Sponsors WMGK’s Veteran Radiothon
    Read More
Contact Us (240) 570-7138 Areas We Serve
  • arcola
  • ashton
  • barnesville
  • beallsville
  • bethesda
  • boyds
  • brinklow
  • brookeville
  • burtonsville
  • cabin john
  • chevy chase
  • clarksburg
  • damascus
  • derwood
  • dickerson
  • gaithersburg
  • garrett park
  • germantown
  • glen echo
  • highland
  • hyattsville
  • kensington
  • laurel
  • miquon
  • montgomery village
  • mount airy
  • olney
  • poolesville
  • potomac
  • rockville
  • sandy spring
  • silver spring
  • spencerville
  • takoma park
  • washington
  • washington grove
  • woodbine
  • 19420
  • 19452
  • 20088
  • 20707
  • 20777
  • 20787
  • 20812
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  • 20841
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  • 21771
  • 21797