Julia Thayne DeMordaunt

Julia Thayne

Senior Principal
  • Climate-Aligned Industries

Julia is a senior principal on RMI’s Climate Aligned Industries Program, where she leads efforts to build out Clean Industrial Hubs in LA, California, Houston, and the US Gulf Coast. Her projects include renewable electricity, clean hydrogen, and low-carbon fuel investments to decarbonize industry and aviation, shipping, and trucking.


An expert in accelerating equitable climate action in cities, Julia helps companies, governments, and NGOs translate ambitious visions into programs with positive community impact. She served as an executive officer at the LA Mayor’s Office, where she oversaw 8 City of LA Departments, including airports, ports, and city planning. During COVID-19, she helped disburse $150 million in financial assistance to businesses and NGOs, including 50 miles of Slow Streets, donation of 1 million N-95 masks to 400+ NGOs, and 20,000 restaurant-cooked and taxi-delivered meals per week for homebound seniors. Previously, Julia consulted on technology, innovation, and sustainability initiatives for 35+ cities across Asia, Europe, Latin America, and North America. She hosts a YouTube channel on micromobility, called Ride On!, and founded a transportation technology NGO, called Urban Movement Labs. Her work was featured in publications, including The New York Times, The Washington Post, The Wall Street Journal, The Guardian, LA Times, Fast Company, TechCrunch, Bloomberg, CityLab, Vox, Governing Magazine, Quartz, and Curbed.


MSc, City Design, London School of Economics & Political Science

BA, Economics, Emory University


Los Angeles, CA