Mission & People

People need trees and trees need people.

TreePeople is Southern California’s largest environmental movement whose mission is to inspire, engage and support people to take personal responsibility for the urban environment, making it safe, healthy, fun and sustainable and to share our process as a model for the world.

Our Team

Education and Community

Talia Dotson

Talia Dotson

Green Infrastructure Community Engagement Senior Manager

TreePeople Staff Photo Coming Soon

Mia Diaz

Regional Educator (South Los Angeles)

Forestry and Urban Greening

Thierry Rivard

Director of Mountain Forestry Strategic Partnerships & Operations

Eileen Garcia

Director of Community Forestry Strategic Partnerships & Operations

Jack Smith

Ecological Restoration and Nursery Manager

Sage Cobos

Sage Cobos

Mountain Forestry Associate Program Manager

Rose Liston

Nursery Restoration Technician & SFV Community Forestry Associate

Marketing and Communications

Alex Miller

Interim Director of Marketing and Communications




Park Operations


Board of Directors

Noah Perch-Ahern

Vice Chair, Partner at Greenberg Glusker Environmental Department

John D. Bunzel, CFP®

First Vice President | Financial Advisor | Global Sports and Entertainment Director, Certified Financial Planner™ Insurance Planning Director THE 310 GROUP Morgan Stanley Wealth Management

Ruth Y. Goldway

Treasurer, The Honorable Ruth Goldway, retired chairman | US Postal Regulatory Commission

Edgar G. Dymally

Secretary, Senior Environmental Specialist | Metropolitan Water District of Southern California

Beth Burnam

Board Member, Co- President and Founding Member of the North Topanga Canyon Fire Safe Council

Dr. Jonathan Fielding

Board Member, Professor at the UCLA Fielding School of Public Health and the David Geffen School of Medicine at UCLA, and Author

Dr. Lee Kats

Board Member, Professor of Biology, Vice Provost for Research and Strategic Initiatives

Jered Lindsay

Board Member, Senior Attorney, Environmental Section, Southern California Edison Law Dept.

David A. Paschal

Board Member, Assistant General Manager, City of Los Angeles Department of General Services

William Quicksilver

Board Member, Manatt, Sr. Partner, Chief Executive Officer, Managing Partner Emeritus

Keith Terasaki

Board Member, Interventional Radiologist at the Kaiser Hospital, Chairman of the Terasaki Family Foundation, Chairman of the Board of Directors of the Wesley Health Clinics

Sam Whiting

Board Member, Director, Boeing Global Engagement

Ira Ziering

Board Member, Entrepreneur, Ziering France Co.