2025 Speakers
See 2024 Speakers.

Chris Sacca

Mike Schroepfer
As Meta's CTO, he scaled products to billions of users, shipped millions of units of consumer hardware, constructed tens of millions of square feet of data centers, built teams of up to 35,000, and made breakthroughs in artificial intelligence. He’s currently a Senior Fellow focused on AI and developing technical talent.
Schrep’s philanthropic work includes Additional Ventures, the Carbon-to-Sea Initiative, and Outlier Projects, which funds grants aimed at accelerating climate science and policy responses to the climate crisis. He’s a Stanford computer science graduate, led engineering at Mozilla, founded a company acquired by Sun Microsystems, and is a decent skier and mediocre surfer.

Emily Carter

Vinod Khosla

Shannon Miller

Brian Sheng

Sean James

Jason Bordoff
Jason Bordoff is the Founding Director of the Center on Global Energy Policy at Columbia University’s School of International and Public Affairs, where he is a Professor of Professional Practice. He is also on the faculty of the Columbia Climate School, where he is Co-Founding Dean Emeritus.
He previously served as Special Assistant to President Barack Obama and Senior Director for Energy and Climate Change on the Staff of the National Security Council. Prior to that appointment, he held senior policy positions on the White House’s National Economic Council and Council on Environmental Quality. Earlier in his career, he was a scholar at the Brookings Institution, served in the Treasury Department during the Clinton Administration, and was a consultant with McKinsey & Company. One of the world’s leading energy and climate policy experts, Bordoff’s research and policy interests lie at the intersection of economics, energy, environment, and national security. As a member of the Columbia SIPA faculty since 2013, he teaches and mentors the world’s future energy and climate leaders in government, business and civil society.
In 2013, Bordoff created the Center on Global Energy Policy (CGEP), which is now widely recognized as among the world’s leading energy policy research institutes, advancing evidence-based and actionable energy and climate solutions through research, dialogue, and education. In addition to serving as CGEP’s Founding Director, Bordoff co-led and created the nation’s first graduate school devoted to tackling climate change, the Columbia Climate School, from 2021 to 2023. Bordoff is a columnist for Foreign Policy Magazine and has authored numerous essays and articles for Foreign Affairs. He frequently publishes articles in leading outlets such as The New York Times, The Wall Street Journal, Financial Times, The Economist, and appears on NPR, CNN, NBC, Bloomberg, CNBC, CBS, and the BBC as a commentator. his Foreign Affairs article with Meghan O’Sullivan, “Green Upheaval: The New Geopolitics of Energy,” was selected as one of the “Top Ten” print articles published in that journal in 2022.
Bordoff also has extensive experience advising the private sector and non-profit organizations. He is a Senior Advisor at Macro Advisory Partners, a geostrategic advisory firm. He chairs the Aspen Institute-Columbia Global Energy Forum and serves on numerous advisory boards and leadership councils, including the Federal Reserve Bank of Dallas, Sustainable Energy for All at the United Nations, The Nature Conservancy of New York, Foreign Policy 4 America, the New York Energy Forum, and the World Economic Forum’s “Future of Energy Stewardship” and “Mobilizing Investment for Clean Energy in Emerging Economies” programs. He is also a member of the Council on Foreign Relations, the Trilateral Commission, the Oxford Energy Club, and the National Petroleum Council (a federally chartered advisory committee to the Secretary of Energy).
Bordoff graduated with honors from Harvard Law School, where he was Treasurer of the Harvard Law Review, and clerked on the U.S. Court of Appeals for the D.C. Circuit. He also holds an MLitt degree from Oxford University, where he studied as a Marshall Scholar, and a BA magna cum laude and Phi Beta Kappa from Brown University.

Nicholas Myers
Nick Myers is the Chief Executive Officer and co-founder of Phoenix Tailings. Prior to co-founding Phoenix Tailings, Nick served as a C-suite level executive at a genomics sequencing company and an EV charging startup, where he gained deep experience in scaling complex technologies and navigating regulatory and commercial landscapes.
Nick holds a bachelor’s degree in Physics from Saint Michael’s College and an MBA from Northeastern University. His background spans technical development, operational leadership, and public-private collaboration, making him a frequent speaker on topics related to supply chain resilience, cleantech innovation, and U.S. industrial competitiveness. With a focus on reshoring advanced manufacturing and building the infrastructure needed for a low-carbon economy, Nick brings a systems-level approach to solving some of the most urgent challenges in the energy transition.

Rajesh Swaminathan
Previously, Rajesh was the head of Applied Ventures LLC, the venture capital arm of Applied Materials, where he managed a portfolio of 85 deep-tech startups globally, as well as two deep-tech funds in Korea and Taiwan. He led investments and helped build companies, many of which had strong exits, including Enphase Energy, Solid Energy, Rockley, Infinite Power Solutions, Adaptive3D, Tango, Inpria and Norsk Ti. Rajesh was recognized amongst the top 100 global CVCs, on the Global Corporate Venture (GCV) Powerlist.
Earlier, he worked at Third Point Ventures and at Lucent’s Bell Labs, where he drove technical assessments and partnerships for several optical, MEMS, and RF device startups, and also led DFR programs for the successful deployment of Lucent’s 10Gb/s and 40Gb/s systems.
While pursuing his MBA at Harvard Business School, he worked on Deutsche Bank’s cleantech banking team, and also worked with KV on companies in solar and water. Previously, Rajesh earned a master of science degree from the University of Maryland and a bachelor’s degree in chemical engineering from the Indian Institute of Technology (IIT) Madras, where he was awarded the Shankar Dayal Sharma (President of India) Medal for overall excellence.

Tove Larsson

Milo Werner
Milo’s blend of investment insight and hands-on industry experience equips her to effectively identify promising climate technologies and guide them from concept to commercialization. Her investment background includes partner positions at MIT’s The Engine, Ajax Strategies, and Khosla Ventures, while her operational experience is highlighted by her tenure at Tesla, where she contributed to bringing innovative electric vehicles to market, and at Zola, a solar-battery startup providing distributed energy to over a million families in Africa. She holds a bachelor’s degree in geology and civil & environmental engineering from the University of Vermont, and a master’s degree in civil engineering and an MBA from the Massachusetts Institute of Technology.
Leveraging her extensive industrial experience, Milo founded The NextGen Industry Group to support companies commercializing advanced manufacturing technologies. The group brings together leaders, operators, industry experts, and capital providers to develop thought leadership and best practices in manufacturing strategy, capital stack construction, industrial policy, and strategic partnerships.

David Garcia
He is currently the Co-Founder and CEO of YPlasma, a spin-off from the Spanish National Institute of Aerospace Technology, where he is pioneering plasma actuator technology with applications in energy, aerospace, and health. This follows a successful tenure as CEO of Kiin, a VR company, where he orchestrated a remarkable turnaround, growing revenue to $1 million in eight months. David also founded Quimera Energy, an energy efficiency company that achieved €3 million in revenue in 3 years and a €30 million valuation, earning a spot on the Financial Times Fast Growing Companies index. His expertise in the e-mobility sector is further highlighted by his role as a co-founder of QEV Technologies, where he was instrumental in developing disruptive electric powertrain technology.
David's foundational experience includes significant corporate and advisory roles. As Chief of Staff to the VP of Corporate Services at Suez, he managed major real estate and financial projects, including the Agbar Tower in Barcelona. He also served as a Board Member at GLS Spain and held key operational and strategic roles at Crown Holdings and in consulting at everis and SDG Group. His background in these diverse fields, combined with his entrepreneurial success, underscores his dynamic leadership and global perspective.

Ryan Gilliam

Tim Heidel
Dr. Tim Heidel is Co-Founder & Chief Executive Officer at VEIR. Tim served as VEIR’s first Chief Technology Officer from January 2020 when the company was founded until February 2023.
Prior to VEIR, Tim was a member of the investments team at Breakthrough Energy Ventures (BEV), investing in companies that leverage innovative technologies to significantly address climate change. Prior to BEV, Tim served as Deputy Chief Scientist at the National Rural Electric Cooperative Association (NRECA), where he helped lead NRECA’s technology scouting and research and development activities on behalf of NRECA’s 900 non-profit, member-owned electric utility members. Prior to NRECA, Tim served as a Fellow and Program Director at the Advanced Research Projects Agency-Energy (ARPA-E), where he led the development of 3 new programs and managed a portfolio of over 75 research projects. His focus at ARPA-E included new approaches for controlling and optimizing the transmission and delivery of electric power. Dr. Heidel also managed programs focused on high-efficiency power electronics, including new magnetic materials, new capacitor technologies, and wide band gap semiconductor devices.
Prior to joining ARPA-E, Dr. Heidel was a Postdoctoral Associate at MIT and served as the Research Director for MIT’s 2011 “Future of the Electric Grid” study. Dr. Heidel holds S.B., M.Eng., and Ph.D. degrees in Electrical Engineering and an M.S. in Technology and Policy from MIT.

Dan Wang

Mollie Wilkinson

Tito Jankowski

John Tough
As the managing partner of Energize Capital, John oversees all investment and Limited Partner responsibilities. He is also a member of the Energize Investment Committee.
John brings over 20 years of experience in finance, investing and operational roles. His career and investment interests follow the ongoing integration of new technologies into the critical infrastructure and resource industries. John is integral to all aspects of the Fund’s operations, including network engagement, developing investment theses, driving diligence of potential investments, and supporting and monitoring portfolio companies.
Most recently, John was one of the first employees and ultimately scaled into the Chief Revenue Officer at Choose Energy, the largest online energy marketplace in North America. At Choose Energy, he led all operations and growth and raised over $30 million in capital. In 2017, John managed the successful sale of the company to Red Ventures. Previously, John was an investor at Kleiner Perkins Caufield & Byers, where he focused on platform investments at the intersection of technology and energy.
John holds an MBA from the University of Chicago and a BS from Duke University. John currently sits on the Board of Directors for DroneDeploy, Nozomi Networks, Matroid, PVcase, ZEDEDA and 5.

Lucia Tian

Mateo Jaramillo

Scott Hsu

David Keith
Best known for his work on the science, technology, and public policy of solar geoengineering, David led the development of Harvard’s Solar Geoengineering Research Program before moving to Chicago in 2023. His policy work has ranged from analysis of electricity markets and carbon prices to research on public and expert perceptions of risky technologies. David’s hardware work includes the first interferometer for atoms, a high-accuracy infrared spectrometer for NASA’s ER-2, the development of Carbon Engineering’s air contactor, and the development of a stratospheric propelled balloon experiment for solar geoengineering.
David founded of Carbon Engineering, a Canadian company developing technology to capture CO from ambient air. David teaches science and technology policy, climate science, and solar geoengineering. He has reached >150,000 students worldwide with an edX energy course. David is author of >200 academic publications with total citation count of >20,000. He has written for the public in op-eds and A Case for Climate Engineering. For more details, please visit David’s website here.

Hampus Jakobsson

Tim Latimer

Julia Attwood
Julia leads Sightline’s research team. She manages a team of analysts writing research on clean firm power, low-carbon fuels, industry, carbon, and grid tech, and sets the company’s research strategy.
Prior to joining Sightline Julia led BNEF’s Industrial Decarbonization research. While at BNEF, she built cost models, forecasts, and analysed technologies across industrial decarbonization, batteries, EVs, digital and grid tech and advanced materials.
Julia has undergraduate degrees in Mechanical Engineering and a PhD in Materials Engineering, both from the University of Cambridge.

Jonathan Vardner

Akshat Rathi
He has a PhD in chemistry from the University of Oxford, and a BTech in chemical engineering from the Institute of Chemical Technology in Mumbai. He has worked for Quartz and The Economist. His work has been cited in widely read global publications, including New York Times, Washington Post, New Yorker, The Guardian, Wall Street Journal and Financial Times.
Akshat lives with his wife in London, UK. You can follow him on Twitter, LinkedIn, or Instagram.

Cody Finke
Cody Finke is the co-founder and CEO of Brimstone, a climate-tech company on a mission to decarbonize cement production. He holds a BA with distinction in Chemistry from Carleton College and a Ph.D. from Caltech, where he focused on electrochemistry and industrial decarbonization. Following his Ph.D., Cody conducted postdoctoral research at Lawrence Berkeley National Lab as a DOE-funded Cyclotron Road entrepreneurial fellow.
Cody co-founded the Oakland, California-based Brimstone to decarbonize an industry that today accounts for 5.5% of global GHG emissions. Brimstone is developing a technology to produce ordinary Portland cement using calcium silicate rock which at scale would be cost parity or better and lower emissions even with least-cost energy. Its innovative solution has been recognized by the International Energy Agency, the Global Cleantech 100, Norrsken’s Impact 100 list, and Fast Company's Most Innovative Companies in Energy and Sustainability. Brimstone's, and the MIT Technology review, which named Cody as a top innovator under 35. Brimstone's investors include Breakthrough Energy Ventures, DCVC, Collab Fund, Amazon Climate Pledge, and Fifth Wall.

Laurie Menoud

Khorcheska Batyrova

Dr. Melissa Ball
Prior to joining EIP, she was a Ph.D. Fellow at Goldman Sachs in New York City, focusing on power electronics. She spent three years at Princeton University as a Presidential Post-Doctoral Fellow at the Andlinger Center for Energy and the Environment. Her research has spanned chemical synthesis and device fabrication with an emphasis on designing complementary technologies to silicon photovoltaics. Melissa worked on building-integrated photovoltaics, where she pioneered the development of transparent, color-neutral devices for integration into color-sensitive applications. She also developed broadband solar technology using perovskite materials and studied the impact of molecular design on both the material properties and device performance on these systems. She has co-authored sixteen peer-reviewed articles on chemical synthesis, light-matter interactions, and solar technology.
Melissa holds a MSc in European Political Economy from the London School of Economics and a Ph.D. in Chemistry from Columbia University.

Zachary Bogue
Zachary is Co-Founder of DCVC and Co-Managing Partner across its family of funds, and his current investments on behalf of the firm span computational drug discovery, nuclear energy, algorithmic finance, synthetic biology, geospatial informatics platforms, and applied AI for global-scale climate impact, including areas like methane abatement and carbon transformation.
The World Economic Forum has named Zachary a Young Global Leader in recognition of his leadership at the intersection of transformative technology and urgent global issues, and he is active in the Davos community, including his annual “Deep Tech in Davos” event. Zachary’s previous venture investments include Square (SQ), AngelList, and Uber (UBER). Zachary received a bachelor’s degree with honors in environmental science and public policy from Harvard University and a JD with honors from Georgetown University’s law school, where he was executive editor for The Tax Lawyer. Zachary serves on the non-profit boards of the East Palo Alto Charter School and the Fine Arts Museums of San Francisco.

Jennifer Holmgren
Dr. Holmgren is the author or co-author of 50 US patents and more than 30 scientific publications and is a member of the National Academy of Engineering. In 2003, she was the first woman awarded the Malcolm E. Pruitt Award from the Council for Chemical Research (CCR). In 2010, she was the recipient of the Leadership Award from the Civil Aviation Alternative Fuels Initiative (CAAFI) for her work in establishing the technical and commercial viability of sustainable aviation biofuels. In 2015 Dr. Holmgren and her team at LanzaTech were awarded the U.S. Environmental Protection Agency Presidential Green Chemistry Award and she was awarded the BIO Rosalind Franklin Award for Leadership in Industrial Biotechnology. Sustainability magazine, Salt, named Dr. Holmgren as the world’s most compassionate businesswoman in 2015. In October 2015, Dr. Holmgren was awarded the Outstanding Leader Award in Corporate Social Innovation from the YWCA Metropolitan Chicago. Dr. Holmgren was named as #1 of the 100 most influential leaders in the Bioeconomy in 2017 and received a Global Bioenergy Leadership Award in 2018 and the 2020 William C. Holmberg Award for Lifetime Achievement in the Advanced Bioeconomy by the Digest, the most widely read online bioeconomy journal. A TEDx Chicago speaker, Jennifer is also the 2018 recipient of the AIChE Fuels & Petrochemicals Division Award as well as the Biofuels Digest Global Bioenergy Leadership Award. In 2021 Jennifer received the Edison Achievement Award for making a significant and lasting contribution to the world of innovation.

Kim Zou

Cindy Taff

Carlos Araque

Dr. Etosha Cave
Etosha has been recognized as a visionary by the Smithsonian Institution and the U.S. Department of Energy, as well as media like Rolling Stone and Vanity Fair. She has spoken at summits including the Jeff Bezos-hosted MARS Conference, Fortune Brainstorm, and Aspen Ideas Festival. Most recently, CNBC ranked her as a notable woman transforming business on their 2024 Changemakers list. Etosha is a graduate at Stanford University with both a Masters in Engineering and a Ph.D in Mechanical Engineering.

Dr. Will Knapp

Vijay V. Vaitheeswaran
Vijay is the Global Energy & Climate Innovation Editor of The Economist. He has produced numerous cover stories and won awards for his reporting. He is an accomplished public speaker and his three books have created a stir, with accolades ranging from lengthy reviews in The New Yorker to shortlisting for the FT/McKinsey Business Book of the Year prize. The Financial Times has declared him to be “a writer to whom it is worth paying attention.”
From 2017 to 2021, he served as the New York-based US Business Editor. He opened the magazine’s first Shanghai bureau in 2012 and served as its China Business Editor until mid-2017. Prior to that, he covered biotechnology, healthcare and global innovation. He also opened the Mexico City bureau, the publication’s first in Latin America.
His opinion pieces have appeared in The Wall Street Journal, The Financial Times, The New York Times and Foreign Policy, and his commentaries on CNBC and Bloomberg. He has addressed groups ranging from the US National Governors’ Association and the UN General Assembly to the TED and Aspen Ideas conferences. He also serves as chairman of sustainability & innovation summits organised by The Economist, held annually in New York, London, Bangkok and Cape Town.
Vijay is a Life Member of the Council on Foreign Relations. He serves as an advisor on innovation to the World Economic Forum/Davos, and has taught at NYU Stern Business School and Northwestern University. Vijay is an alumnus of Harvard Business School and the Massachusetts Institute of Technology.

Candice Ammori

Cat Clifford

Maria Gallucci

Kirsten Korosec

Katie Fehrenbacher

Alex Wilhelm

Sophie Purdom

Connie Loizos

James Temple

Matthew Zeitlin

Danny Crichton
Danny Crichton analyzes technology, growth and power as Editor-in-Chief of "Securities" and Head of Editorial at Lux Capital. Prior to Lux, he was managing editor at TechCrunch as well as previously a foreign correspondent based in Seoul, South Korea. While there, he wrote more than 1,000 news stories and longform analyses chronicling U.S.-Asia technology relations, semiconductors, data infrastructure, fintech, disaster and climate tech, venture finance, product development, and a wide number of other complex subjects with technical and policy intersections.
In addition to his reporting and analysis at TechCrunch, he co-hosted its leading podcast Equity; co-programmed stages at its flagship Disrupt SF and Berlin conferences as well as its Sessions and Early Stage events; launched the premium news service Extra Crunch and grew it to seven figures of revenue; co-managed a multi-million dollar freelance budget; developed the TC-1 series of deep startup profiles and The TechCrunch List; and contributed broadly to the organization’s news, operational, and talent development strategy.
He’s also published research on semiconductors, technology and economic development with the Foreign Policy Research Institute, Manhattan Institute’s City Journal, and the National Review. Formerly, he was an early-stage venture capitalist with General Catalyst in Palo Alto and Charles River Ventures in Boston and New York.
He was awarded a Fulbright research scholarship to South Korea, where he studied the development of Korea’s startup ecosystem. He’s an honors graduate of Stanford University, where he studied mathematical and computational sciences and wrote a thesis on the development of computer science as an academic discipline, which won the school’s Firestone Medal for Excellence in Undergraduate Research.
Danny is based in Brooklyn, New York.

Casey Crownhart

Tim De Chant

Cyril Ebersweiler

Sean O'Sullivan
Sean got his entrepreneurial start in 1985 as a founder of MapInfo, bringing street mapping technology to personal computers. MapInfo went on to become a $200 million revenue public company with over 1,000 employees worldwide. In 1996, while at the helm of his second company, NetCentric, he created “software for inside the Internet” and is credited with co-creating the term “cloud computing” alongside George Favaloro from Compaq.
Sean continued as an entrepreneur and investor, creating and supporting a range of business, humanitarian and educational endeavors. A major promoter of economic and social development, he founded JumpStart International in 2003. JumpStart was a leading humanitarian engineering organization based in Baghdad and which operated throughout Iraq during the post-war period of 2003-2006. He spent a few years running JumpStart, which for a time had a staff of over 3000, running up to 80 projects at a time in Baghdad, Fallujah, and Najaf. As benefactor of the O’Sullivan Foundation, Sean has also been a primary funder of organizations such as the Khan Academy, Mathletes and CoderDojo.
As the founding Chairman of the Irish Entrepreneurship Forum and founder of Open Ireland, he was a leader and influencer of Irish government policy in fueling economic growth and recovery in the technology sector. Sean was a regular investment panelist on the popular RTÉ TV show Dragon’s Den, and an occasional columnist for Ireland’s Sunday Business Post.
Sean holds a Bachelors of Science in Electrical Engineering from Rensselaer Polytechnic Institute and a Masters of Fine Arts in Film Production from the University of Southern California.

Po Bronson

Benjamin Joffe

Duncan Turner
Duncan has an extensive entrepreneurial background and deep experience fundraising and growing businesses across the globe. He has taken numerous technologies to market in various industries. Before joining SOSV, he led design and engineering strategy projects for Fortune 500 companies at the global innovation firm IDEO.
Duncan obtained his Master’s from the Royal College of Art & Imperial College. His design and engineering work has won multiple awards and is included in the permanent collection at The Museum of Modern Art. He has a deep passion for new technologies and engineering breakthroughs that can benefit our planet.