Why work with us? Simple, you get more than a contractor—you gain a partner who simplifies the process and sets your team up for success from day one. Preconstruction support for your project spans across departments and involves careful collaboration and insight from HVAC, plumbing, and controls engineers, to CAD and BIM modelers, detailers, estimators, commissioning experts, and certified energy managers, to name a few. MacDonald-Miller has your project covered even before the machines start moving dirt.
Design & Preconstruction

Engineering
Designs and delivers high-performing building systems that maximize efficiency, sustainability, and long-term value.
Detailing
Transforms design intent into precise, clash-free 3D models built from real-world components.
Estimating
Provides detailed, data-driven cost projections you can trust from concept through construction.
Procurement
Secures materials and labor with certainty in an unpredictable market.

Design Precision. Expert Construction. One Partner.
MacDonald-Miller’s performance during the Preconstruction, Design, Permit Application, LEED review, Value Engineering, and Construction continues to be exemplary. Their project team is knowledgeable, resourceful, and responsive. The level of craftsmanship and attention to detail is excellent. The construction schedule was fast paced, and MacDonald-Miller maintained the schedule without any problems.Lisa Wright Project Manager / GLY Construction, Bellevue