Justin Hardin
2025-2026 Obama Foundation USA Leader

Co-Founder & CTO, Climatebase
Antioch, California
Justin Hardin is the co-founder and chief technology officer of Climatebase, a nonprofit organization that mobilizes global talent to accelerate climate solutions by connecting individuals with impactful careers, fostering collaboration, and empowering organizations to address the climate crisis at scale. Justin’s leadership has supported over 2,500 fellows in a climate career accelerator, equipping them with the skills to enter or advance in careers where they can drive impactful solutions in climate change. Justin’s efforts at convening unlikely cross-sector partners have accelerated collective action for climate solutions through an innovative tech-powered community in Silicon Valley, resulting in the creation of SF Climate Week, a platform that bridges grassroots action with systemic change, providing a space for collaboration and innovation that has attracted over 20,000 participants.
Meet the 2025-2026 United States Leaders
More about the Leaders Program

Leaders
For emerging leaders who have demonstrated a commitment to advancing the common good.
Learn More
- The Center
- Building the Center
Join other Obama alumni in coming together to support the naming of the Water Terrace at the Obama Presidential Center in honor of the life and legacy of President Obama’s mother, Ann Dunham—as a gift for the President’s 61st birthday.
Learn more

- Watch
- Barack Obama
Watch President Obama share his vision for the Obama Presidential Center during a surprise visit with supporters and stakeholders—a vision for a public space that will honor history, help revitalize the South Side, and connect people throughout the communi
Learn more