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Your Montgomery County Professionals In

Air Conditioning, Heating and
Plumbing Experts

We’re Just a Phone Call Away!

Horizon Services of Montgomery County (240) 570-7138 Change Location
  • Horizon of Montgomery County $125 Off Any Sewer or Water Line Replacement See Specials
  • Horizon of Montgomery County ONLY $949 Installed Electric or Gas Water Heater See Specials
  • Horizon of Montgomery County ONLY $49 Air Conditioner Tune-Up See Specials

Air Conditioning, Heating & Plumbing Services Montgomery County

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 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 Montgomery County 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
  • "I understand that your company wants to do my replacement business and that carbon monoxide is serious.Any reading is a concern, but there may have been a bit more ..."

    - charles

    From olney, MD
  • "A+"

    - wangshun

    From Gaithersburg, MD
  • "A"

    - Mary

    From Silver spring, MD
  • "A+"

    - Catharine

    From Silver spring, MD

Expert Tips

  • Understanding Your HVAC System: What Are the Different Kinds?
    Read More
  • How We Perform Full Maintenance on Your HVAC System
    Read More
  • Importance of Hiring a Local Heater Repair Company
    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
  • 20813
  • 20814
  • 20815
  • 20816
  • 20817
  • 20818
  • 20824
  • 20825
  • 20827
  • 20830
  • 20832
  • 20833
  • 20837
  • 20838
  • 20839
  • 20841
  • 20842
  • 20847
  • 20848
  • 20849
  • 20850
  • 20851
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  • 20906
  • 20907
  • 20908
  • 20910
  • 20911
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  • 20913
  • 20914
  • 20915
  • 20916
  • 21771
  • 21797