Your Howard County Professionals In

Air Conditioning, Heating &
Plumbing

We’re Just a Phone Call Away!

Horizon Services of Howard County (410) 892-1898 Change Location

Request Service

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 System 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

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

Our Awards

What Our Customers Are Saying

Air Conditioning 0 Reviews
Heating 0 Reviews
Plumbing 0 Reviews

Responsiveness
Punctuality
Quality of Work
Professionalism

"Dan arrived within the scheduled time and thoroughly checked my air handler for water damage. He also took the time to explain to me everything he found during the ..."

- William
From Ellicott City, MD
"Kevin Perry was on time, extremely professional and courteous. He took the time to explain the service and provided in-depth information about the service plan I had ..."

- Sylvester
From Elkridge, MD
"This is my first experience with Horizon, and I am pleased with that experience. Kevin Perry was prompt, polite, and made sure I understood what he was doing... as ..."

- Vincent
From Columbia, MD
"Great Job! Would have liked little more explanation on setting temperature at the thermostats and what to expect while the house cooled down. Thank you!"

- Charles
From Ellicott City, MD

See All Reviews

Expert Tips

Why a Central Air System is Your Best Cooling Option
Read More
Ultimate Home Maintenance Checklist
Read More
Cleaning Habits That are Hurting Your Indoor Air Quality
Read More