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.

Senior Associates and Associates

Brent Ahrend
  • PE
Transportation Planning
Senior Associate, Assistant Department Head - Transportation Planning

Brent Ahrend combines technical skills in transportation analysis and modeling with strong communication and demonstrated abilities to provide...Learn More

Peter Alto
Architecture
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

Alexis Bauer
  • NCIDQ #029790
Interiors
Associate, Interiors

Alexis Bauer is a talented designer and project manager in Mackenzie's Interiors Department. Alexis works extensively on tenant improvements and...Learn More

Chiharu Cathy Bowman
  • AIA
  • NCARB
  • LEED AP BD+C
Architecture
Senior Associate, Architect

Chiharu “Cathy” Bowman is a project architect on Mackenzie public projects team. She earned her Bachelor of Architecture from the University of...Learn More

Becky Brandt
Administration
Senior Associate, Administration

Becky Brandt has worn many hats during her time at Mackenzie. Becky was first hired as the records manager, and developed the first database for...Learn More

Yoonie Byun
  • NCIDQ #28188
Interiors
Associate, Interiors

Sang-Yoon “Yoonie” Byun joined Mackenzie in 2003. He has extensive experience in space planning design, furniture material selection,...Learn More

Lindsey Carpenter
Interiors
Associate, Interiors

As part of the Interiors department, Lindsey Carpenter has assisted in design and construction administration for LAM Research Café and helps...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

Caitlin Cranley
Architecture
Associate, Architecture

Caitlin Cranley is a job captain with Mackenzie's public projects team. She manages discipline coordination, documentation at all levels, initial...Learn More

Kim Doyle
  • NCIDQ #18363
Interiors
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

Doug Fiala
  • SE
Structural Engineering
Senior Associate, Structural Engineer

Mackenzie's founder, Tom Mackenzie, hired Doug Fiala in 1972 at the recommendation of Portland State University's H. Chik Erzurumlu. Experience...Learn More

Kim Ford
Interiors
Associate, Interiors

Kim Ford rejoined Mackenzie as a project manager in the firm's Interiors Department in 2013 after a brief hiatus to work in residential design....Learn More

Gabriela Frask
Land Use Planning
Associate, Land Use Planning

Gabriela joined Mackenzie with experience working as a policy coordinator, as well as in corridor transportation planning. Clients benefit from...Learn More

Bob Frentress
  • PE
  • LEED AP
Civil Engineering
Senior Associate, Civil Engineer

Bob Frentress joined Mackenzie in 1993 after earning a B.S. in civil engineering from Portland State University. He provides street design, storm...Learn More

Ralph Henderson
  • PE
  • LEED AP
Civil Engineering
Senior Associate, Civil Engineer

Ralph Henderson is noted for his technical mastery. He has worked on a variety of projects from roadway improvements to athletic fields and parks...Learn More

Nabil Kausal-Hayes
  • PE
  • GGP
Structural Engineering
Senior Associate, Structural Engineering

As a project engineer, Nabil Kausal-Hayes provides structural design and construction contract administration for projects large and small. His...Learn More

Rob Kirkman
Architecture
Associate, Architecture

Rob Kirkman joined Mackenzie in 2000 after graduating from Washington State University with his Bachelor of Architecture. Rob is a project...Learn More

David Linton
  • SE
  • PE
Structural Engineering
Associate, Assistant Department Head - Structural Engineering

David Linton is a project engineer in Mackenzie's structural group. He has worked on a range of high tech, retail, and industrial projects at the...Learn More

Jan Mason
Marketing
Senior Associate, Director of Marketing

From assistant to the president to landscape designer, Jan Mason has served many roles in her career at Mackenzie. She became head of the firm's...Learn More

Tim McGuire
  • PE
Civil Engineering
Senior Associate, Civil Engineer

Tim McGuire joined Mackenzie in 1986, after many years of experience with other firms. During his long tenure with the firm, his professional...Learn More

Scott Moore
  • NCARB
Architecture
Senior Associate, Architect

Scott began his career at Mackenzie working on the firm's industrial team. Scott served as project coordinator, and later project architect, for a...Learn More

Wendell Mueller
  • AIA
  • LEED AP BD+C
Architecture
Senior Associate, Architect

Wendell Mueller is a multitalented architect with more than 18 years of professional experience on a variety of project types across the West...Learn More

Brent Nielsen
  • PE
Civil Engineering
Senior Associate, Assistant Department Head of Civil Engineering

Brent Nielsen earned his B.S. and M.S., with an emphasis on geotechnical engineering, from Montana State University. Brent joined Mackenzie in...Learn More

Adam Olsen
  • LEED AP
Architecture
Senior Associate, Architect

Adam Olsen has nearly two decades of experience in the building and architecture industry, including 11 years in his previous role as a project...Learn More

Thomas Peck
  • LEED AP BD+C
Architecture
Senior Associate, Architect

Since joining Mackenzie after graduating from the University of Oregon, Thomas Peck has worked on a variety of project types with an emphasis on...Learn More

Pete Phan
Information Technology
Associate, Information Technology

Pete Phan was working not far from Mackenzie Portland office when his former college roommate told him about an opening for a programmer. Pete was...Learn More

Dale Poppe
Architecture
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

Wendy Robertson
  • CPA
Administration
Senior Associate, Accounting

Wendy Robertson joined Mackenzie in 1997 as the director of accounting and today is Mackenzie's financial advisor for corporate compliance. Wendy...Learn More

Tim Schweitzer
  • SE
Structural Engineering
Senior Associate, Department Head - Structural Engineering

During his long tenure at Mackenzie, Tim Schweitzer has provided design for a variety of structures including the design of tilt panels, concrete...Learn More

Bailey Smoke
  • EIT
  • LEED Green Associate
Civil Engineering
Associate, Civil Engineering

Bailey Smoke started at Mackenzie after earning her B.S. in civil engineering from Oregon State University. She assists senior civil engineering...Learn More

Adam Solomonson
  • AIA
  • LEED AP
Architecture
Associate, Architect

Adam Solomonson has more than 14 years of architectural experience. His wide-ranging portfolio includes design for commercial, industrial,...Learn More

Suzannah Stanley
Land Use Planning
Associate, Land Use Planning

Before coming to Mackenzie's planning group, Suzannah Stanley worked and interned in the planning department for the City of Lake Oswego and in...Learn More

Morgan Toth
  • NCIDQ #29802
Interiors
Senior Associate, Department Head - Interiors

Morgan Toth joined Mackenzie's Interiors Department in early 2005 with experience in space planning, furniture selection, color selection, and...Learn More

Ryan Weston
  • GGP
Architecture
Senior Associate, Architect

Ryan Weston is a project coordinator/job captain on Mackenzie's industrial team. Ryan joined the firm after earning her Bachelor of Architecture...Learn More