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Commercial Heating / AC

Commercial Heating & AC

Operations and Maintenance

We provide full-service maintenance, with dedicated staff to ensure on-going system maintenance and quick repair.

System Design & Installation

We provide full and partial HVAC system replacement, as well as brand new ground-up installations. We specialize in retrofitting older buildings with new heating and cooling systems. 


We're Available 24 / 7

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"My wife and I were very impressed from start to finish with True. We now know what great service is. We look forward to staying with True for as long as we own homes on Long island."

John M.

"True Mechanical installed our central air conditioning system. On time, fairly priced and neatly installed. I would recommend them to any of my friends."

Thomas K.