ESTA is an association of teachers, counselors, program specialists, librarians, therapists, and many others who work hard every day to support students and staff throughout the East Side Union High School District.

ESTA Leadership

Jack Hamner


John Daniels

Vice President

Ava Chiao


Brandon Rosato


ESTA is an affiliate of the California Teachers Association (CTA). CTA exists to protect and promote the well-being of its members; to improve the conditions of teaching and learning; to advance the cause of free, universal, and quality public education; to ensure that human dignity and civil rights of all children and youth are protected; and to secure a more just, equitable, and democratic society.

© 2021 East Side Teachers Association

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