Reliable Heating, Plumbing, and Air Conditioning Services for Homeowners in Harmans, Maryland

Horizon Services has proudly served the Winterthur, Delaware area for many years, and we provide the best in heating and cooling and plumbing service. We strive to provide the best customer service to the homeowners we serve, and that includes professional tune-up services, emergency repairs, and routine maintenance.

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Air Conditioning

Reliable air conditioning can significantly increase the comfort of families in the home during the summer months when temperatures begin to rise. Horizon Services offers professional tune-up services, new unit installations, and AC upgrades at any time of the year. Our experienced technicians can typically perform upgrades and repairs for customers on the same day so you can get back to enjoying your home. 


Adequate heating is vital during the winter months in Winterthur, Delaware, and Horizon Services can tune-up your heater or heat pump 24/7. Our experienced technicians can provide general maintenance, check for emissions issues, and ensure that there are no fire risks associated with your current heater.


Our experienced technicians can fix plumbing issues of any size, including clogged drains, a leaking faucet, damaged pipes, or broken water mains. We are available to work on plumbing issues 24/7, and we offer up-front pricing without hidden fees or additional charges.

Horizon Services Loves Winterthur

Horizon Services loves serving the Winterthur, DE 19735 area, and its unique landmarks such as Longwood Gardens, Brandywine Creek State Park, and Brandywine River Museum of Art. We’re proud to be part of this community and provide the best in heating and air conditioning services. We offer up-front pricing in our estimates without hidden fees or charges, a money-back guarantee on our work, and an industry-leading warranty. We don’t work in the most glamorous industry, but we love the work we do and the families we get to serve in this community.

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