MacDonald-Miller Facility Solutions is the top choice, full-service, design-build, mechanical contractor in the Pacific Northwest.
With over 1,000 talented professionals, 11 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.
We are committed to building a truly inclusive culture where equitable pathways are paved and a sense of belonging thrives for all, standing together as one MacDonald-Miller.
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food production facilities require special HVAC consideration Taco ’bout food production! It’s no surprise that food production facilities require special HVAC consideration due to safety and health codes. Even the conditions within it, like elevated temperatures from large ovens, make reliable ventilation a key ingredient for production. Don Poncho in Salem, Oregon, is one such…
Clackamas County Courthouse Sustainability is in our court :+:By Nicole Martin MacDonald-Miller is excited to be part of the Clackamas County Courthouse replacement. The current building, built in 1935, now poses significant safety risks and is functionally obsolete. It is being built through a public-private partnership referred to as P3. The replacement state of-the-art courthouse…
Domestic Hot Water Re-Pipe 12 Tribes Omak Casino Hotel :+: By Jess Wigley We got dealt a difficult hand, but this critical hotel shutdown in Omak, WA was executed both seamlessly and successfully! Our INW Plumbing team, Construction Utility team, Service department, and Service Special Projects team worked together to complete this 4.5 day critical…
Seattle Convention Center’s Summit Building The Summit building at the Seattle Convention Center, the largest single building ever worked on by MacDonald-Miller, is now open. With a contract value over $100 million, and several years of preconstruction work, MacMiller began onsite work at the convention center addition in September 2019, setting the first four of…
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.