Andrea Mackenzie

Santa Clara Valley Open Space Authority

Andrea Mackenzie is the General Manager of the Santa Clara Valley Open Space Authority, a public land conservation agency and special district located in San Jose, CA and operating across a 1,000 square mile region of Santa Clara County, that protects and stewards the region's open spaces, natural areas, and working lands to support healthy ecosystems, communities, and economies.

Over her career, Andrea has worked for multiple public land conservation agencies to preserve open space, farmland, and biodiversity around the San Francisco Bay Region. She has focused her work on regional conservation policy, urban and regional planning, and conservation finance. She has led efforts to secure voter approval of several open space finance measures in Sonoma and Santa Clara counties, generating over $600 million for land conservation. Andrea has been named a Local Conservation Hero by Bay Nature Magazine, one of the 100 Women of Influence in Silicon Valley by the Silicon Valley Business Journal and was profiled in the 2024 publication Intertwined: Women, Nature, and Climate Justice by Rebecca Kormos.

Andrea is a past fellow of the National Conservation Leadership Institute, is on the Board of Directors for Together Bay Area and serves on the Leadership Advisory Team for the Santa Clara County Climate Collaborative. Andrea holds a B.A. in Environmental Studies from the University of California, Santa Barbara and a M.A. in Urban and Regional Planning from the University of California, Los Angeles. She lives in San Jose with her spouse, Jenni, their daughter, Kiana, and dog Toby.