Homeowners face many to-do lists when it comes to home maintenance. Plumbing issues and heating and cooling struggles are universal. Fortunately, living in Williamstown, New Jersey, means you have easy access to Horizon Services. With years of experience serving your area, our professional and reliable technicians are available whenever you need assistance.

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Air Conditioning

AC services are the cornerstone of Horizon Services. Air conditioning provides comfort for families throughout the year. We recognize the importance of a healthy and safe system. To that end, we offer free professional tune-up visits and ongoing maintenance. Emergency services are also accessible should you need help during nontraditional business hours.


A heater tune-up is a smart seasonal measure that keeps your system in good repair. Because heat is vital for your winter safety, Horizon Services focuses on maintaining your furnace, boiler, and thermostat. From installation to smart thermostat installation, Horizon handles it all. Industry-leading warranty coverage and service guarantees back up each job.


Between drain cleaning and sewer treatment, plumbing jobs can get messy. Our expert technicians come prepared for every task from leaky faucets to clogged toilets. Emergency plumbing services ensure you get the help you need to restore hot water, eliminate clogs, and have clean water.

Horizon Loves Williamstown

Horizon is happy to serve the area of Williamstown, NJ, 08094, and surrounding communities. Exploring the Williamstown Farmers Market and visiting the Grand Theater are some of the highlights of our time here. While not all of us are brave enough for Skydive Cross Keys, we know and appreciate many local attractions.

We love being part of your neighborhood. Offering our heating and air conditioning customers exceptional service is what we live for. We hope to continue to serve Williamstown families for years to come.

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