Commercial Service and Repair

As a contract customer you have access to qualified service technicians; when you need us most you will receive priority service – even during extreme weather spells. You are part of Team MCMECH.


We realize that your business needs to run smoothly and be productive. In the event of a breakdown, trust that McDonald Mechanical will respond to get your systems up and running quickly. Our client’s needs are as varied as the equipment that we service. It is our mandate to fully know the equipment that we service so that you have the confidence in us to make the repairs efficiently and in the most cost effective way. Our experience ranges from unitary heating & cooling products, variable air volume equipment, DDC control systems, pneumatic control systems, hydronic systems, ventilation/make-up air equipment, and computer room A/C equipment.