MacDonald-Miller Facility Solutions is the top choice, full-service, design-build, mechanical contractor in the Pacific Northwest.
With over 1,000 talented professionals, 10 locations and our own fabrication shop, no project is too small or too big. Whether you simply have a service call, or are planning a 40-story office building, we have the right team of system experts – for you and your buildings’ needs.
Our Smart Building Service blends predictive HVAC service with innovative technology solutions. Using the best mechanical technology paired with over 50 years of industry expertise, we are able to create a more cost-effective maintenance plan based on need. Our dedicated team of experts connect remotely to your HVAC system, so we can provide critical supervision and helpful building insights!
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Are you ready for a Clean Building? Q&A with Perry England, VP Building Performance at MacDonald-Miller. What does it mean to have a Clean Building? A Clean Building, referring to the state statute RCW 19.27A.200 (aka House Bill 1257), meets the state’s newly established energy performance standard for commercial buildings 50,000 square feet and larger….
Making Spokane buildings safe enough for employees and students Opinion Feature in The Spokesman Review by Gus Simonds, President of MacDonald-Miller: Now that the state is in another lockdown to reduce COVID-19 cases, I’m hearing questions from landlords and commercial building owners who want to take this time to make the indoor air safe for when…
Bipolar Ionization As Indoor Air Quality Experts our goal is to make sure inside air is as safe to breathe as clean outside air. When the CDC confirmed that COVID-19 is an airborne virus, we set out to show how heating and cooling systems could greatly reduce the airborne concentration of viruses in buildings. Our…
Treat air quality to safeguard buildings against COVID-19 Special to The Times feature in The Seattle Times by Gus Simonds, President of MacDonald-Miller: Enough sweatpants and Zoom meetings already. Employees who have worked from home since March because of COVID-19 want to get back to the office to enjoy the face-to-face camaraderie and collaboration with…
MacDonald-Miller is the premier mechanical contractor in the Northwest. And a huge reason for that is our people. Here, nothing is higher priority than creating an environment where employees can craft their own path, embrace technology, expand their skills, and, just as important, be themselves. We are a Finalist for “Best Places to Work in Washington”, in large part because our atmosphere is one of creativity and camaraderie, where the level of dedication is matched by the amount of fun we have! Sound like a good fit? Go to macmiller.com/jobs to find out more about the wide variety of opportunities we have available in Washington and Oregon
Careers at MacMiller
Our clients have trusted us with their buildings for over 50 years. That’s because we listen to what our clients want, and we set out to make it happen.
Learn MoreWe don’t like to brag about ourselves. So here is what others have to say about us.