MacDonald-Miller is bringing 50+ years of experience to the Tri-Cities. We blend traditional HVAC mechanical services with innovative technology to provide our customers with comprehensive building intelligence. We perform regular inspections and maintenance of your building systems to ensure a greater level of operational excellence. We test, align, calibrate, and record performance to ensure your building’s equipment quality and reduce downtime or emergencies.
When it comes to dedicated HVAC service & maintenance, MacDonald-Miller is unmatched, and we’re proud to be a part of the Eastern Washington landscape.