• Project

    Providence Swedish North Tower

    Providence Swedish is significantly expanding the First Hill Campus with the North Tower project, positioning it as one of the largest healthcare investments in the country. The 12-story (16-story including the garage) tower will feature 24 cutting-edge operating suites, including a state-of-the-art emergency department with 31 rooms and dedicated spaces for behavioral healthcare. Designed with…


  • Team Member

    Matt Barnes

    Matt’s journey with MacMiller began in 2012 through the U.A. Veterans in Piping program, joining us as a service apprentice while actively serving as a medic in the Army National Guard. Since day one, Matt has exemplified a people-first mindset, consistently fostering a culture of belonging, team accountability, and a customer-first approach across every team he…


  • Post

    VP of Service Operations – Matt Barnes

    Matt Barnes Vice President of Service Operations: Congratulations to Matt Barnes, Vice President of Service Operations at MacDonald-Miller! Matt’s journey with MacMiller began in 2012 through the U.A. Veterans in Piping program, joining us as a service apprentice while actively serving as a medic in the Army National Guard. Since day one, Matt has exemplified…



  • Post

    Perspective: Energy + Sustainability

    2025 Perspective Energy + Sustainability Energy and sustainability efforts for PNW buildings today span from complying with new Building Performance Standards to innovating strategies for hitting net-zero targets. It’s clear sustainability is now a core business imperative, demanding data-driven strategy and commitment to uncovering new opportunities to make buildings work better. Discover how regional leaders…


  • Post

    Q & A: MacMiller Pursues People-Centric Sustainability with Fitwel

    At MacDonald-Miller, we make buildings work better, and that includes prioritizing the health and well-being of the people inside them. As a signatory of the Climate Pledge, our commitment to sustainability goes beyond standard compliance. With the pursuit of Fitwel certification for our offices, we are now exploring even further. Fitwel is a people-focused real…


  • Post

    Building a Zero-Emission Fleet

    Building a Zero-Emission Fleet A critical effort of MacDonald-Miller’s Climate Pledge is converting MMFS’s fleet of over 800 vehicles from internal combustion engines (ICE) to zero-emission vehicles. While heavy-duty, zero-emission commercial vehicles are still limited, Meghan Marquardt, Logistics and Fleet Manager, explains that electric vehicles (EVs) are currently the best option and already represent 10%…


  • Post

    2025 MCAWW Safety Award

    MCA of Western Washington Safety Excellence Award 1,000,000+ hours MacDonald-Miller is honored to receive the Mechanical Contractors Association of Western Washington (MCAWW) Safety Excellence Award for the sixth time! Receiving the MCAWW Safety Excellence Award is truly humbling, especially considering the caliber of companies within the MCAWW community, all of whom dedicate substantial effort and…


  • Post

    Pittock Block – Lightwell Project

    Pittock Block Custom Solutions The design and planning effort that went into the Pittock Block lightwell was substantial. The flawless installation illustrates the depth of MacDonald-Miller’s expertise in critical environments and historical projects. Unique Challenges Turning a 112-year-old historic building into a data center is no small task! A critical environment project, like Pittock Block,…


  • Post

    Improvement Through Reduction: Reusable Air Filters

    Part of our Pledge  Reusable Air Filters While MacDonald-Miller is making progress testing and adopting new technologies, we’re also exploring simple changes to existing practices. One example is attempting to reduce reliance on the single-use HVAC air filters MacMiller routinely replaces on behalf of customers. If you go to any of our zone service offices,…