Mackenzie draws strength from the diverse talents and specialties of our staff. Click on the photos to get to know the members of our integrated team. Looking for a particular person, capability, or job function? Use the filter options or search field below.


We live in a new normal. Federal resources are increasingly scarce. Innovative project delivery with well integrated systems and a high return on investment is critical. Mackenzie's integrative blend of in-house design disciplines with specialized areas of expertise allows us to calibrate our efforts in real time, resulting in higher value at completion and through the lifetime of the facility. Rich Mitchell leads Mackenzie's work in this market sector.

Peter Alto
Senior Associate, Architect

A graduate of the University of Oregon, Peter Alto has more than three decades of architectural experience. Peter manages the majority of...Learn More

Ryan Baker
  • PE
Structural Engineering
Senior Associate, Structural Engineering

Ryan Baker provides the structural design for a variety of project types, with an emphasis on industrial and federal facilities. He has served as...Learn More

Michael Chen
  • LEED Green Associate
Land Use Planning
Senior Associate, Land Use Planning

Michael Chen brings over 16 years of experience in land-use planning, SEPA review, permit entitlement, feasibility studies, project management,...Learn More

Kim Doyle
  • NCIDQ #18363
Senior Associate, Interiors

Kim Doyle is a member of the firm’s interiors department working in the Seattle office. She is a project manager, NCIDQ certified, and specializes...Learn More

Josh McDowell
  • SE
  • PE
Structural Engineering
Principal, Director of Structural Engineering

Josh McDowell leads Mackenzie's Structural Engineering Department, and has nearly two decades of experience in the field. He oversees the...Learn More

Rich Mitchell
  • AIA
  • GGP
Managing Principal, Architect

Rich Mitchell joined Mackenzie as a project architect in 1989. He is a past director of architecture for the firm, founded its Seattle office in...Learn More

Dale Poppe
Senior Associate, Architecture

Dale Poppe joined Mackenzie in 1994 after graduating from Washington State University with a Bachelor of Architecture. Since that time, he has...Learn More