Teacher and student painting side by side in art class

About Oasis

Faculty, Staff & Board

Native-speaking teachers and a board of parents and educators.

Our team

Faculty and staff

  • Portrait of Tamara Hernandez

    Tamara Hernandez

    Founder

  • Portrait of Joyce Hsiao

    Joyce Hsiao

    Head of School

  • Portrait of Harry Ralston

    Harry Ralston

    Director of Operations

  • Portrait of Michelle Zvonec

    Michelle Zvonec

    Social Emotional Director; TK Homeroom Teacher

  • Portrait of Destiney Gonzalez

    Destiney Gonzalez

    Student Support Advisor

  • Portrait of Maria Aguilera

    Maria Aguilera

    Kindergarten Homeroom; Spanish, Math & Enrichment

  • Portrait of Lynn Long

    Lynn Long

    1st–2nd Grade Homeroom; Mandarin, Math & Enrichment

  • Portrait of Kimberly Aceves

    Kimberly Aceves

    1st–2nd Grade Homeroom; Spanish, English & Enrichment

  • Portrait of Brenda Chen

    Brenda Chen

    3rd Grade Homeroom; Mandarin, Math & Enrichment

  • Portrait of Brenda Cervantes

    Brenda Cervantes

    4th–5th Grade Homeroom; English & Enrichment

  • Portrait of Anissia Beard-Jones

    Anissia Beard-Jones

    4th–8th Grade Math & Enrichment

  • Portrait of Yifan Zhang

    Yifan Zhang

    4th–8th Grade Mandarin & Enrichment

  • Portrait of Roque Valdivia

    Roque Valdivia

    4th–8th Grade Spanish, History & Enrichment

  • Portrait of Raquel Valencia

    Raquel Valencia

    MakerSpace & STEM, Science; After-School Director

  • Portrait of Bruno Costa

    Bruno Costa

    Physical Education

  • Portrait of Ken Lee

    Ken Lee

    Office Manager

  • Portrait of Simona Montanari

    Simona Montanari

    Foreign Language Advisor

Governance

Board of Directors

Our school is led by a small and growing board deeply committed to our vision, with significant experience in education. The board creates, adopts and monitors a long-term strategic plan and budget, and hires and evaluates school leadership.

Tamara Hernandez

Before founding Oasis in 2014 for her two children, Tamara was a writer and director of award-winning feature films and documentaries, working with Jimmy Kimmel, Cheech Marin, Sarah Silverman, Jim O’Heir and Jeri Ryan. She also co-founded Productive Playhouse, the educational production company behind the award-winning series “Your Child Can Read.”

Harry Ralston

Harry is the school’s Director of Operations and holds a seat on the board. He is President of Productive Playhouse, an international language services and data company, and was previously a feature film writer, director and producer, and a copywriter and creative director at agencies in New York, Chicago and Los Angeles.

Jay Koottarappallil

Jay has spent almost 20 years as an entrepreneur in education and technology, with a background in research and development for interactive entertainment. He is CEO of WhiteMoon Dreams, a Los Angeles game developer, and advises several vocational schools.

Grace Chang

Grace is an entrepreneur and brand consultant and a founding member of the Oasis Parent Association. Her two children have attended Oasis since 2016, and she contributes to the school through projects that foster creativity and community.

Meet our teachers in person

Every tour includes time in real classrooms.

Accreditation & Standards

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