The Renaissance International School

Sequoia Team Bios

Sara Sangco,  Early Childhood Program Coordinator

Sara Sangco


Sara was born and raised in the Philippines, and traveled often growing up. She completed her Bachelor of Arts degree from the Ateneo de Manila University, majoring in English Literature and Communications. She also holds two Minors in Philosophy and Creative Writing, and worked as a freelance writer and Elementary English teacher before moving to San Diego in 2005 to pursue her AMI Primary training. She was drawn to the method because of her experience in a Montessori High School, and fell in love with TRIS during her visit in 2006. She has worked here ever since. In 2008, she completed her M.Ed in Montessori Education from the Loyola University in Maryland. Since then, she and her husband have welcomed three children, all of whom attend TRIS. In her spare time, Sara enjoys cooking, sneaking vegetables into her children’s food, reading, traveling, and swimming.

Adriana Zavala

Adriana Zavala


Adriana has been working at TRIS since 2013. She migrated from Michoacán, Mexico to the United States at a very young age with both her parents. She came to TRIS with a background in Child Development. She has been working with children since 2010. She is a proud mom of two children. She loves to bake and learn about photography, and she enjoys working with younger kids and admires their innocence and fun personalities.

Maritza Hurtado

Maritza Hurtado 


Maritza was born in Oakland, California. In 2006, she went to Mexico and El Salvador to work with underprivileged children. This spurred her interest in education, and she went on to pursue her Early Childhood Education units from the Montessori Teacher Education Center, San Francisco Bay Area. She is also working towards her Bachelor of Science degree in Sociology. She came to TRIS in 2014, and currently works as a Spanish-speaking assistant. In her spare time, Maritza enjoys reading, photography, and music.

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