MacDonald-Miller Facility Solutions is a full-service, design-build mechanical contractor in the Pacific Northwest. We take pride in being the contractor of choice for mechanical engineering, design-build construction, custom metal fabrication, building system service, maintenance, and energy management programs. With award-winning service, and as a State of Washington & Oregon approved Energy Services Company, we partner with building owners and managers to make their buildings work better.

System Optimization services including HVAC Plumbing Refrigeration and Technical Metals Building Analytics BIM Controls Design-Build Mechanical Engineering Heating & Air Conditioning HVAC Maintenance Sheet Metal Fabrication TAB & Commissiong Central Plant Services Energy Efficiency Automated Fault Detection Diagnostics ESCO Energy-Star Portfolio Management Continuous Commissioning Building Systems Heating & Air Conditioning TAB & Commissiong B2B Construction Services Single-family Housing Construction Construction Commercial Equipment Repair Maintenance Repair Maintenance