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Call Today for Service (410) 892-1898
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 $100 Off Sump Pump Installation See Specials
  • Horizon of Howard County $250 Off Any New Water Heater See Specials
  • Horizon of Howard County $92.50 Off Any Air Conditioning Repair + 1lb Free Refrigerant See Specials
  • Horizon of Howard County UP TO $1600 MFR REBATE A Complete New System See Specials
  • Horizon of Howard County $59 A/C Tune-Up + $19 Heater Tune-Up in October 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

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

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
  • "good explanation/communication of services looked at. Friendly and knowledgeable service rep."

    - Stefan

    From Clarksville, MD
  • "Mike was professional, helpful and well spoken."

    - Allison

    From Ellicott City, MD
  • "I am impressed because they say what they will do. It is all upfront and I had excellent service. I am disable and needed help right away, had a dryer delivered and ..."

    - Linda Jo

    From Elkridge, MD
  • "Giovanni was professional and knowledgeable. I would recommend him to a friend if asked"

    - Joe

    From Ellicott City, MD

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