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Gus Simonds
“With our knowledge of mechanical systems and our army of building system specialists, our customers know they can always count on us to solve their most complex problems for any building.”
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Contact
Contact Us Need Emergency Service? Call 1-800-962-5979
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Services
MacDonald-Miller Facility Solutions is the top choice, full-service, design-build mechanical contractor in the Pacific Northwest.
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Oregon
MacDonald-Miller is Oregon’s top service provider! With our quality service, local presence, and quick response, we make buildings work better. Hear what local businesses have to say about their experience with MacMiller.
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Chillers Services
Hear why our customers say MacDonald-Miller is the best in chiller services! Our certified technicians provide Maintenance, Service, Retrofits, Installation, and Energy Conservation Upgrades for all chillers. Chillers work better with MacMiller!
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Boilers Services
We offer our customers the best possible solutions with today’s technology. Our industrial boiler team spans throughout Washington and Oregon providing quick response time from our skilled technicians.
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HVAC
With our knowledge of mechanical systems and our army of building system specialists, our customers know they can always count on us. When they have complex problems, we have real solutions that make it easy for them to put their trust in us. That’s the MacMiller advantage – we make buildings work better.
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Prefabrication Shop
MacDonald-Miller’s approach to prefabrication means listening to our customer’s needs by reducing waste, providing a quicker install with a safer job site, all while maintaining high quality. Hear how we helped Virginia Mason Medical Center revolutionize the way construction impacts their patients.
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PreConstruction
MacDonald-Miller solves problems before they get to the field with our preconstruction design services. With 3-D modeling, cost constructability and clash detection your project can be designed to your budget with the best value for your dollar.
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The MacMiller Advantage
With our knowledge of mechanical systems and our army of building system specialists, our customers know they can always count on us. When they have complex problems, we have real solutions that make it easy for them to put their trust in us. That’s the MacMiller advantage – we make buildings work better.