Altech Mechanical Service

Heating, Air Conditioning, and Refrigeration Since 1997. 

Custom HVAC Ann Arbor


Let our decades of experience help you realize your commercial project’s goals.

Quality Commercial HVAC


Our installations and service calls are completed with the highest quality materials. We believe in the integrity of our work, and getting the job done correctly the first time. 

Experienced Commercial HVAC Ann Arbor


Our technicians are trained, certified, experienced, and hard working. We take pride in hiring the very best.

Ann Arbor Commercial HVAC

Customer Satisfaction

We take great pride in the hard work that we do, and will stand behind it. If there is a problem, we intend to make it right.

Emergency Commercial HVAC Service Ann Arbor

24 Hour Emergency Service

Everything does not always go as planned. Dial (734) 669-6100 and we can help you with your HVAC emergency.