Meet Our 2026-2027 Executive Board

  • Christina Ong

    Co-President

    Christina Ong is a senior at Monta Vista High School. She is eager to contribute to building a cleaner and greener environment. In her free time, Christina enjoys building anything and everything out of Legos, as well as reading.

  • Hasinishree Jeyakumar

    Co-President

    Hasinishree Jeyakumar is a senior at Leigh High School. She hopes to address climate change issues and help create a more sustainable environment by taking small steps. In her free time, she loves playing tennis and doing art!

  • Luke Widjaja

    Vice President

    Luke Widjaja is a senior at Monta Vista High School. He wishes to be able to help out his community as much as possible and leave a positive, healthy, and cleaner environment behind. He also enjoys playing music, chess, and watching sports.

  • Aahaan Jain

    Secretary General

    Aahaan Jain is a sophomore at Lynbrook High School. His interest in youth climate advocacy sparked after noticing how local environmental issues, like poor air quality uniquely affect a select group. As an officer with Utmost Atmos, he hopes to help other students speak up and take action for a cleaner, greener future. In his free time, you can find him doing a tad too many Lincoln-Douglas debate practice rounds or teaching other kids Taekwondo.

  • Danh Vinh

    Director of Advocacy

    Danh Vinh is a senior at Castro Valley High School. He is deeply interested in ecology and human impacts on the environment, and he hopes to not only advocate but also take action on urgent environmental issues, especially in the Bay Area. Danh stays involved in science through competing in Science Olympiad and volunteering for conservation efforts throughout the Bay. In his free time, he loves playing tennis, practicing photography, and camping outdoors.  

  • Harmony Tse

    Director of External Affairs

    Harmony Tse is a senior at Monta Vista High School. She enjoys a variety of water sports and spending time in nature with her family often going on hikes during the weekends. She would love to be able to preserve the nature that she loves to allow younger generations to be able to enjoy it and have similar experiences.