ATS is your partner for commercial and industrial HVAC services. ATS is your partner for commercial and industrial HVAC services.

Your perfect partner for commercial and industrial HVAC services.

When it comes to your company’s critical systems, you don’t need a vendor. You need a partner.

The perfect partner may be Air Temperature Systems. We’re large enough to fully handle the needs of most facilities, but small enough that you are always a priority.

ATS has a select group of technicians and a fleet of vehicles to meet the needs of businesses that need to keep operating smoothly. Our techs are certified to work with the vast majority of branded equipment found in commercial applications. We offer 24 hour service to commercial program customers, and our fleet is equipped with advanced digital communications for rapid response.

Contact us today for a full presentation of our capabilities.

Air Temperature Systems has the freedom to recommend hvac solutions based on the needs of the customer.


We are not under contract with any equipment manufacturer to sell its product line. This gives us absolute freedom to recommend solutions based on your need rather than our obligation.

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ATS provides maintenance agreement programs to insure heating and cooling equipment runs smoothly.


System problems can be held in check by proactively maintaining heating and cooling equipment. We offer maintenance agreement programs for this purpose...

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Rooftop hvac units are exposed to harsh weather, ATS will properly maintain these units.


Equipment such as rooftop HVAC units are often directly exposed to our harsh New England weather but needing to always be fully functional.

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HVAC Services

Small and large-scale service and repair

Design/build HVAC construction

Sheet metal and ductwork fabrication/installation


Rooftop unit replacement


Ventilation & exhaust


Building automation