Day One is a local 501 (c) 3 non-profit organization that has seen over 30 years of experience in working alongside residents, young people, elected officials, and other stakeholders to strengthen and build healthy, vibrant communities by advancing public health, advocating for public policies, meaningfully engaging youth, and igniting community-level and behavioral change.

Through the years Day One’s work has earned the organization countless awards and public health policy victories that help address issues of inequity, social justice, bias, tokenism, and social determinants of health among vulnerable, underserved communities.

Day One and its staff are noted leaders in youth advocacy, community engagement, coalition building, policy development and advocacy, and environmental health in the San Gabriel Valley.