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Your Howard County Professionals In

Air Conditioning, Heating &
Plumbing

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We’re Just a Phone Call Away!

Horizon Services of Howard County (410) 892-1898 Change Location
  • Horizon of Howard County ONLY $49 Air Conditoner Tune-Up See Specials
  • Horizon of Howard County Up To $1,500 Off A Complete New System See Specials
  • Horizon of Howard County $92.50 Off Any Air Conditioning System Repair or Plumbing Repair See Specials

Columbia A/C, Heating & Plumbing Company

Same Day Service & Next Day Installations Available

When you need air conditioning, heating, or plumbing services in Columbia, Ellicott City, and Howard County, MD, Horizon Services is here to help. With nearly three decades of industry experience, we have the skills and expertise to handle everything from new system installation to product repair to replacement, maintenance, and more. We proudly offer same day service and next day installations at no additional charge, as well as a number of financing options so you can get the service you need now, and pay later. We even offer 24/7 emergency air conditioning, heating, and plumbing. Give us a call at any time of the day or night, Monday through Friday, and we will gladly assist you. We understand that you can’t predict when an emergency will occur, which is why we never charge extra for our emergency services.

Our services include repairs, replacements, tune-ups, and emergency services for:

  • Air conditioners
  • Furnaces
  • Boilers
  • Heat pumps
  • Sump pumps
  • Sewer and water lines
  • Drains
  • Water heaters
  • And more!

Give us a call today to schedule your home cooling, heating, or
plumbing service with us! (410) 892-1898

What Sets Horizon Apart

At Horizon Services, we offer comprehensive services for your home’s heating, air conditioning, and plumbing systems. Our technicians are continually trained throughout the year, giving them the ability to provide you with superior services, every time.

Our friendly and professional technicians will arrive right on-time, guaranteed—if we’re even one minute later than the give window of time, your service is free! We conduct extensive background checks and drug tests on all our employees in order to offer you greater peace of mind, and our Columbia, Ellicott City, and Clarksville plumbers and air conditioning and heating experts are up-to-date on the latest innovations and cutting-edge technologies.

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
  • Horizon Employee Hard at Work
  • Horizon employee working hard
  • Horizon employee talking to customers
  • "Kevin was very friendly. He explained all the work that he is going to do. Once he is done with the work, he explained the condition of my AC, provided some good ..."

    - Krshna

    From Clarksville, MD
  • "John Wontrop was my technician. Awesome service. Very professional and respectful of my home. He replaced my filter, unclogged the drain line, and clean the ..."

    - mai

    From columbia, MD
  • "I was very impressed by Horizon's professionalism and courtesy, both when scheduling our appointment and during the visit. I would certainly recommend Horizon to a ..."

    - Katherine

    From Columbia, MD
  • "From the start with salesman Brian Kelly to the install team today that installed (2) new heating and air conditioning systems it has been a first class experience. ..."

    - Scott

    From West Friendship, MD

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Contact Us (410) 892-1898 Areas We Serve
  • annapolis junction
  • brookeville
  • clarksville
  • columbia
  • cooksville
  • dayton
  • elkridge
  • ellicott city
  • fulton
  • glenelg
  • glenwood
  • hanover
  • highland
  • jessup
  • laurel
  • marriottsville
  • mount airy
  • savage
  • sykesville
  • west friendship
  • woodbine
  • woodstock
  • 20701
  • 20723
  • 20759
  • 20763
  • 20777
  • 20794
  • 20833
  • 21029
  • 21036
  • 21042
  • 21043
  • 21044
  • 21045
  • 21046
  • 21075
  • 21076
  • 21104
  • 21163
  • 21723
  • 21737
  • 21738
  • 21771
  • 21784
  • 21794
  • 21797