Our Team

Trisha Miller

Senior Director, U.S. Policy and Advocacy

Trisha joined Gates Ventures in 2018, where she was responsible for a range of U.S. climate policy programs and government partnerships. She currently serves as a Senior Director at Breakthrough Energy – a network of entities and initiatives linked by a common commitment to reach net zero emissions by 2050. Trisha developed a comprehensive climate policy framework for Breakthrough Energy, where she leads industrial decarbonization, clean energy standards, public procurement, and transmission policy.

Trisha is an expert in climate and energy solutions, clean manufacturing, and sustainable housing. Prior to joining Gates Ventures and Breakthrough Energy, she was the Chief Sustainability Officer for Wishrock (a national affordable housing developer). Before that, Trisha served as a Presidential Appointee and Senior Advisor at the U.S. Department of Housing and Urban Development, where she worked to advance President Obama’s Climate Action Plan. At HUD, she oversaw the expansion of the Better Buildings Challenge to the multifamily sector and led a federal initiative to triple the amount of renewable energy reaching low-income communities. This built on her former role managing the National Green Communities Program at Enterprise Community Partners, where led a multimillion-dollar grant program and helped in the development of 20,000 units of green affordable housing. Trisha has testified before the U.S. Senate Banking Committee and delivered keynote addresses and lectures on green housing. Before joining Enterprise, she directed the Lawyers’ Committee for Civil Rights’ Community Development Initiative. As a Skadden Fellow, Trisha launched an innovative project to bring legal resources to non-profit organizations and thousands of individuals across the southern United States.

Trisha holds a J.D. from Stanford Law School and a Master of City Planning from the Massachusetts Institute of Technology. She also has a B.A., magna cum laude, in Environmental Policy from the University of Michigan. Trisha lives in DC with her husband Sam and her son Theo.