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.


Effective project, schedule and cost management leads to successful mixed-use developments. At Mackenzie, these fundamental skills are inherent to our mixed-use design team. Whether drawing from individual expertise as an owner's rep or construction project manager or the firm's depth of design-build experience, our team has the discipline and experience to focus on your specific project needs and portfolio expansion. Dietrich Wieland leads Mackenzie's work in this market sector.

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

Michael Chen brings expertise in land-use planning, SEPA review, permit entitlement, feasibility studies, project management, and business...Learn More

Paul Kisling
  • AIA
Principal of Architecture

Paul Kisling’s long career includes professional experience both in architectural design and project management roles in construction and private...Learn More

Terry Krause
  • AIA
Principal, Architect

Terry Krause leads Mackenzie’s retail team, bringing over 30 years of professional experience working with national retailers and developers....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

Steven Tuttle
  • PLA
Landscape Architecture
Landscape Architect

A recent, strategic addition to the firm, Steven Tuttle brings considerable civic, commercial, mixed-use, and urban design experience to the...Learn More

Dietrich Wieland
Associate Principal, Director of Sustainability, Architect

Dietrich Wieland brings a breadth of diverse professional experience including mixed-use, urban redevelopment, commercial, retail, financial, and...Learn More