
Climatetech Summit 2025
Join us on Nov. 4 at Greentown Houston, Nov. 6 at Greentown Boston, + via livestream
The world is at an inflection point: there’s an unprecedented demand for energy globally, emissions must be drastically reduced, and resilience has never been more critical. Meeting this growing demand requires audacious entrepreneurial innovation at the nexus of energy generation and decarbonization, coupled with corporate leadership, philanthropic action, and community engagement.
We’ll dive into these challenges and opportunities together at Climatetech Summit, and emerge with tangible actions to foster more collaboration.
On Nov. 4 in Houston and Nov. 6 in Boston, step into our incubators for a day of hands-on exploration of climatetech solutions from 200+ startups, insightful keynotes and discussions with industry leaders, and unparalleled networking opportunities. Throughout the event, we’ll highlight how collaboration across the climate and energy ecosystem is accelerating deployment, scaling impact, and commercializing the technologies that will power a clean-energy abundant, sustainable, resilient future.



Register for the Houston Summit on Nov. 4
Register for the Boston Summit on Nov. 6

Greentown members and partners receive complimentary access to the event. For instructions on how to register, please reach out to Kelly Wilson.
At Greentown Labs we believe the urgent need to address climate change must be inclusive of all voices. If you or your organization is interested in attending the Climatetech Summit but do not have the financial means to purchase a ticket, please contact us to learn about opportunities to engage.
Past Climatetech Summit Speakers Include:
Maura Healey
Governor of Massachusetts
Kara Hurst
Chief Sustainability Officer, Amazon
Scott Strazik
CEO, GE Vernova
Kelly Belcher
Head of Climate Tech, J.P. Morgan
Hannah Jones
CEO, The Earthshot Prize
Shyla Raghav
Chief Climate Officer, TIME
John Hall
President & Chief Executive Officer, HARC
Jim Fritz
Senior Advisor to the Chief Commercialization Officer, U.S. Department of Energy and Commercialization Executive, Office of Technology Transitions
Limor Spector, PhD
President, Ventures, Licensing, & Incubation, GE Vernova
Sameer Bandhu
Managing Director, Ventures and Licensing, GE Vernova
Tim Latimer
CEO + Co-founder, Fervo Energy
Dr. Christina Chang
Partner, Lowercarbon Capital
Jeff Marootian
Principal Deputy Assistant Secretary of the Office of Energy Efficiency and Renewable Energy, U.S. Department of Energy
Kathleen A. Theoharides
Secretary, Massachusetts’ Executive Office of Energy and Environmental Affairs
Brett Perlman
Managing Director, Hydrogen Program, Center For Houston’s Future
Jigar Shah
Director, Loan Programs Office, U.S. Dept. of Energy
Dr. Christian Vandervort
Technology to Market Advisor, ARPA-E
Elizabeth Turnbull Henry
President, Environmental League of Massachusetts
Ellen Wilkirson
Managing Director, Freestone
Vinit Nijhawan
Managing Director, MassVentures
Trevor Best
CEO, Syzygy Plasmonics
Jane Stricker
Senior Vice President, Energy Transition and Executive Director, HETI, Greater Houston Partnership
SVEN HARMSEN
Director External Ventures, Saint-Gobain
Kerry Bowie
Founder, President, and Executive Director, Browning the Green Space
Bernard Lupien
General Partner, Rhapsody Venture Partners
Kay McCall
Board Chair, Renewable Energy Alliance Houston
Jim Gable
President, Chevron Technology Ventures
Andrew Chang
Managing Director – Corporate Development, United Airlines Ventures
Deanna Zhang
CEO, V1 Climate Solutions
WENDY HERRICK
Vice President Digital Supply Chain, Unilever
What Past Attendees Say About Climatetech Summit
“The mood was exuberant and the technologies were exciting at the #ClimatetechSummit Boston with Greentown Labs today. It was inspiring to hear of so many new technologies that can help us at GE Vernova and our energy transition partners to bridge the gap and solve the energy demands coming at us in the next 20 years!”

“The lineup today is on point, the pitches give me hope about the next generation of technology, and the focus on radical collaboration and strategy for public-private partnership to drive policy and creative funding approaches are exactly what we need to get more people talking about the art of the possible with acceleration of climate solutions.”
“I really enjoyed connecting with like-minded individuals and learning more about the companies at Greentown Labs’ #ClimatetechSummit. From flexible, paper-thin solar panels to biomaterial-based jewelry, there were interesting innovations galore. I hope to work on such sustainable projects in the future!”


Event Sponsors
The 2025 Climatetech Summit is made possible by the following sponsors. We thank them for their commitment to climate action!
Interested in becoming an event sponsor? Reach out to Greentown Labs’ SVP of Marketing and Communications Julia Travaglini here!
Get in touch
Want to learn more about attending the Climatetech Summit, becoming a summit partner, or joining our startup community? Reach out here.