About Us

National Mechanical Services is an industry-leading mechanical contractor providing boiler service, installation and repair for buildings and management companies throughout the NY metro region. Our comprehensive range of services includes oil-to-gas conversions, boiler/burner replacement, heating system redesign, mobile boiler service and more. And, to ensure the safety and comfort of building residents and personnel, our emergency repair team is available 24/7, 365 days a year.

To schedule an on-site estimate or speak with a Mortman principal, contact our team today. Learn more about our family-owned company and its client-focused philosophy by visiting the links below.

A Word From Our Customers

"As a long-term client of National Mechanical Services Inc, I can attest that Jeff and his team have always provided my company with excellent service. They bring a level of expertise to every aspect of the job they perform from minor repair work to complete boiler/burner installation. Their professionalism is only out matched by their responsiveness to any emergency that they encounter.

I would highly recommend National Mechanical Services Inc to anyone looking for a burner service company or is in need of a new heating plant."

Charles Hirsch, President of Milbrook Properties, Ltd.

Satisfied Client