Climatetech Summit 2025

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:

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

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!”

Limor Spector, PhD

President, Ventures and Licensing, GE Vernova

“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.”

Kristy Morse

Senior Manager, Supply Chain Consulting, EY

“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!”

Evan Hostetler

Product R&D Co-op, Sublime Systems

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!

Climatetech Summit Supporters

Get in touch

Want to learn more about attending the Climatetech Summit, becoming a summit partner, or joining our startup community? Reach out here.