Comfort is on the Horizon

Why Choose Horizon Services?

Your Trusted A/C, Heating & Plumbing Company Since 1989

When you need A/C, heating, or plumbing services, look no further than Horizon Services. For nearly 30 years, we’ve been the trusted name in plumbing, heating, and air conditioning, offering an unmatched level of service at reasonable rates. From Kent County to Northampton to Baltimore County and beyond, we proudly serve a large range of local homeowners with comprehensive A/C, heating, and plumbing services. Our expert technicians can carry out same day services and next day installations to ensure that your home remains comfortable year-round. Whether you’re dealing with a serious plumbing problem, a broken air conditioner, or a heating issue, you can rely on Horizon Services for the high-quality service you need at the price you want.

Contact us today to schedule a service with our team! We offer honest, upfront pricing in writing and industry leading warranties on parts and service

What Sets Us Apart

At Horizon Services, we are committed to our customers’ complete satisfaction. We go above and beyond to ensure that our services are the absolute best they can be—and the best in the industry.

We’re proud to offer the following for our customers:

  • 24/7 emergency service at no extra charge, ever
  • Same day service & next day installation
  • No surprise, upfront pricing in writing
  • Industry leading warranties
  • On-time or it’s free guarantee
  • Money-back guarantee on system tune-ups
  • Maintenance plans and annual equipment checks
  • Highly-trained, background checked technicians
  • More than 300 fully stocked trucks
  • Respect for your home—we wear shoe covers and use drop cloths

As a locally owned and operated A/C, heating, and plumbing company, we believe in being involved in our community. We give back by volunteering our time to a number of charitable organizations throughout the Delaware Valley and beyond.

Learn a little bit about Horizon Services by driving through our years!

  • 1989 Dave Geiger founded Geiger Services, Inc. and performed the company’s first plumbing job.
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  • 1992 Opened the office on 718 Philadelphia Pike in Wilmington, DE
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  • 1998 Installed our first heating and air conditioning system and opened the office on 99 Christina Road in New Castle, DE
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  • 1999 Celebrated our 10th anniversary
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  • 2000 Launched the maintenance plan program, originally called Extended Service Agreements (ESAs) which was later changed to Service Partner Plan (SPP) in 2008
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  • 2001 Officially changed name to Horizon Services, Inc. and completed our 1,000th installation
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  • 2004 Launched the Official Technician Training Program and were awarded the Torch Award for Marketplace Ethics by the Better Business Bureau
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  • 2005 Founded Warm The Heart and were awarded Best Plumbing Company by Delaware Today magazine
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  • 2006 Were awarded Best Plumbing Company by Delaware Today magazine for the second year in a row and opened two new offices: one at 320 Century Blvd. in Wilmington, DE and one at 120 S. Ship Road in Exton, PA
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  • 2007 Awarded Best Plumbing Company by Delaware Today magazine for third year in a row and received the Best in the Business: Medium Size Companies award from the Wilmington News Journal
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  • 2008 Renamed the Extended Service Agreements (ESAs) plan to Service Partner Plan (SPP), installed solar panels at headquarters, and were awarded Best in the Business: Medium Size Companies by the Wilmington News Journal for the second year running
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  • 2009 Expanded service in Pennsylvania to Montgomery County, received the Readers’ Choice Award for Top Heating and Air Conditioning Company, received the Best in the Business: Medium Size Companies award from the Wilmington News Journal for the third year in a row, and launched the Horizon sign at Citizens Bank Park; Horizon Services also celebrated its 20th anniversary.
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  • 2010 Named Top Workplaces in Delaware, Readers’ Choice Award for Top Heating and Air Conditioning Company, and were awarded Best in the Business: Medium Size Companies by the Wilmington News Journal for the fourth year in a row; Horizon Services also joined the Fight Against Breast Cancer, established Horizon Helps and participated in Operation Warm, sponsored the First Annual Riverfront Horizon Services FamilyFest, sponsored the Tour de Lance 5k Run/Walk, and established a partnership with Philadelphia Union.
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  • 2011 Once again named the Readers’ Choice for Top Heating and Air Conditioning Company and the Best in the Business: Medium Size Company award by the Wilmington News Journal; also included in Philadelphia Inquirer’s Top 100 Workplaces and were awarded Most Recognized Brand of 2011 from the Philly Ad Club; opened our Audubon, PA location and sponsored the Indoor Cup Tournament for Eastern Pennsylvania Youth Soccer
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  • 2012 Expanded service in Pennsylvania to include Montgomery County and Bucks County, expanded service in New Jersey to include Gloucester County, Camden County, and Burlington County, and launched radio campaigns on 95.7 BEN FM, 98.1 WOGL, KYW 1060, 99.5 WJBR, and 1450 WILM
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  • 2013 Awarded Honorable Mention for 2013 Contractor of the Year by Contractors Magazine, awarded Suburban Life Top Contractors 2013: Plumbing, Heating and Air Conditioning award, named a Suzi Award Winner from the Nexstar Network for Horizon How-To Email Campaign – August 2013, and named an Eddie Award Finalist from the Nexstar Network for Radio Campaign – August 2013; also launched our expanded TV campaign on local channels, including NBC3 and 6ABC
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  • 2014 Opened our Mount Laurel, NJ location, opened the Horizon Riverfront Rink, and awarded the “Top Workplaces in Delaware” award by the Wilmington News Journal
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  • 2015 Took on new partnerships with The Orioles and The Aberdeen Ironbirds, won the Dave Lennox Award and the BBB Torch Award, expanded into Maryland and Mercer County, NJ, and our Senior Vice President, Mark J. Aitken, was presented with the Humanitarian Award by Governor Markell and Senator Coons at the Limen House on November 7th
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  • 2016 Awarded Best of Houzz 2016 – Client Satisfaction award, an award that distinguishes professionals who provide the highest level of customer satisfaction
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