Commercial HVAC Services

Commercial HVAC Services of Centereach

Year round comfort is a call away with retrofits, repairs and full coverage service available. Customized Preventative Maintenance programs for all your plant and HVAC and temperature control systems. Energy and building management systems for optimum performance and energy savings.

  • Extended Warranty services
  • Seasonal start-up and shut-downs
  • Inspection and Diagnostic

  • Burner/Boiler Combustion Specialists
  • A/C and Refrigeration
  • A complete variety of services and preventative maintenance programs available on most building systems.

With a service program or contract on your systems, NS HVAC & Mechanical can ensure that you will have a comfortable and safe working environment everyday.

Service & Repair Icon

Commercial HVAC Services

Contracting Icon

Residential HVAC Services

Automatic Temperature Control Icon



What Our Client’s Say…

“Working with NS HVAC & Mechanical has been a smart decision for us as they are efficient, competent and good value. Their attention to detail has been refreshing to us – they look beyond the obvious like we do. We would highly recommend them to anyone.”

- Chris V.

“We highly recommend NS HVAC & Mechanical for all your HVAC work. We have used them on several projects and they always deliver what they promise, when they promise it. They are easy to communicate with, and very professional in all aspects of their business.”

- Amiee G.

"You and your people have done an excellent job with consistency in all phases of our plants' HVAC service contract. NS HVAC & Mechanical’s overall efforts and success have allowed our company to focus on other issues related to managing our business."

- Nathan R.

Why Choose Us?

NS HVAC & Mechanical provides services in multiple sectors in the HVAC industry including commercial, industrial, educational and governmental facilities. NS HVAC & Mechanical prides itself on being a full service mechanical contractor specializing in construction/renovations, service & repairs, and automatic temperature controls.

Where Do We Do Business?

New York Region including:
Long Island - Nassau and Suffolk Counties

Contact Us

t: 631.680.7249

Our Location

Centereach, NY 11720