Air Conditioning Mass, a division of N.E.T.R. Inc., is a respected commercial HVAC and refrigeration company providing repairs, service and maintenance, and installations since 1989. Over the years, the dedication to our commercial customers has helped us become one of the most respected names in commercial HVAC and refrigeration throughout the North Shore and beyond.
Our professional technicians have installed and repaired hundreds of systems and continue to meet customer expectations. We are committed to excellence in performance through preventive maintenance programs tailored to meet your facility requirements.
We install HVAC systems for entire buildings including restaurants, retail locations, tech companies, offices, research laboratories, churches and educational buildings. We also have a dedicated commercial refrigeration team that specializes in walk-in coolers & freezers, restaurant refrigeration, supermarket refrigeration, large store refrigeration, bakery refrigeration and more.