Sierra Gardiner

Landscape Designer

Sierra is a landscape designer with an extensive background in land use planning and public contracts. She joins Walker Macy after several years spent in an urban planning and policy (for Business Oregon and Prosper Portland), specializing in economic development for the working class and superfunds and brownfield remediation. Sierra has a particular interest in how landscape design can mitigate climate change, and how interactive wayfinding can educate and inspire.


Project Manager Certification

IECD Certification


Master of Landscape Architecture
University of Oregon, SAE

Bachelor of Arts
in Community Development
Portland State University


ASLA, 2021-present