Our Staff

Gail Church, Executive Director, was present for the founding of TREE MUSKETEERS, and left an airline management career to become its CEO. Years of volunteer service to youth and graduate studies in nonprofit organizational management allow her to skillfully mentor youth leaders. Due to a small staff running a large organization, Gail’s Executive Director duties include development and program direction. Under her leadership, the group grew from local tree planting project to an international scope.

Perrine VaillantPerrine Vaillant, Outreach Manager/interim Volunteer Manager, comes to Tree Musketeers with years of experience in nonprofit management and program coordination in both the United States and France. Passionate about global issues, she holds two Masters in Political Science and in History. Perrine is also an active volunteer with human rights organizations in the Los Angeles area.

James Sanchez, Community Forester, started as a nursery foreman in 2001 and has been working with trees and other plants ever since. He is ISA certified as a Arborist and Environmental Horticulturist and has been with Tree Musketeers since 2010.  James manages the Tree Service, tree planting and care events and instructs Youth Tree Planting Supervisors. He supervises volunteers in the field and oversees new greening projects to enrich the El Segundo area. James is adored by coworkers and volunteers for his enthusiasm and commitment.

Catherine Magruder, Instructor, teaches the Public Speaking series of LEAD courses.  She has been a member of Toastmasters International, District ONE for over 21 years.  She believes the benefits of learning public speaking skills builds self-confidence, improves clarity of thought, develops critiquing skills to name a few, and feels grateful to pass those benefits on.  She is the mother of two sons and one daughter, who is a past Youth Manager.  Catherine believes that youth truly are the future of the world and wants to help them accomplish their visions and goals.