About ServiceMark Heating, Cooling, & Plumbing | Why Choose Us?


Why ServiceMark Over Other HVAC Companies?

We’re honored that, since 1951, well over sixty-five years, homeowners like you continue to trust us for the repair, on-going maintenance, and installation of their home’s heating, cooling, plumbing and, indoor air quality products.

Our services

About ServiceMark

What Sets Our Service Apart

ServiceMark has more than 65 years of experience, enjoys a 97% customer satisfaction rating, as noted by an independent third party, and provides service in 12 counties in Delaware, Maryland, and Pennsylvania.

All of our employees undergo background checks and are drug tested both pre-employment and randomly throughout their employment with us, because we focus on customer and employee safety. Your family will always be assured that all of our employees are trustworthy, on time, clean and ready to serve!

Our continuously updated, highly trained and skilled workforce is available locally 24/7 – even on holidays. The reason is simple – we stand by to serve you when you need us and convenient for you! Our goal is to achieve 100% customer satisfaction and that’s why we offer a 100% satisfaction guarantee, so people can count on us to deliver on our commitments.

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With our full complement of HVAC repair and installation, plumbing and healthy indoor air products, ServiceMark is standing by to help you.

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Areas we Serve

Learn more about our services and the areas we serve!

Our services
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