PTSA BOARD OF DIRECTORS 2025-2026
West Mercer PTSA, Mercer Island Council 65.9.35 is a 501(c)(3) non-profit organization. Our EIN/Tax ID # is 91-1145518
Executive Committee
President I president@westmercerpta.org
Robin Pearson
Lauren Silvers
Vice President I vice_president@westmercerpta.org
Erin Ziegler
Yu-Shan Lin
Co-Treasurer I treasurer@westmercerpta.org
Co-Treasurer I treasurer@westmercerpta.org
Audrey Clifford
Robert Pong
Directors
Directors
Communications I communications@westmercerpta.org
Sarah Hollenbeck
Jamie Holland
Family Involvement I familyinvolvement@westmercerpta.org
OPEN
Advocacy I advocacy@westmercerpta.org
Heather Henne
Education Enrichment I
OPEN
Belonging & Voice (formerly DEI) I diversity@westmercerpta.org
Sarah Mansourian
Sarah Mansourian
Parent Advisor
Lisa Kalscheur I lisa.kalscheur@westmercerpta.org
Reflections Chair
Susie Vannatter I reflections@westmercerpta.org
Upcoming Events
- Thursday, March 26
- Friday, March 27
- Friday, April 10
- Thursday, April 23
- Friday, April 24
- Saturday, April 25
- Sunday, April 26
- Monday, April 27
- Tuesday, April 28
- Wednesday, April 29






