2026 Cleantech Open Northeast Boston Kickoff Party

Come join Cleantech Open Northeast for an evening of food, drink, celebration and opportunity at Greentown Labs in Somerville, MA! Since 2005, almost 60% of Cleantech Open's reporting U.S. alumni companies are still active and have collectively raised over $2B in external funding.

Learn how the accelerator program can help you develop your cleantech venture and how to apply to the accelerator. We welcome entrepreneurs, students, investors, savvy technologists, and those interested in joining our growing cleantech community.

EVENT AGENDA:

About Cleantech Open - meet the Cleantech Open Northeast team and learn about opportunities to be involved.

Alumni Lightning Talks - hear from Cleantech Open alumni about their experiences in the program.

Entrepreneur Introductions - tell us about yourself and your clean technology & business. To participate in this part of the program, please sign up when you register!

Q&A - ask your questions about the program, application process, and more.

Networking - meet people in the local ecosystem who are interested in and support Boston cleantech entrepreneurs in a wide variety of ways.

The Cleantech Open early bird application is open February 1-27! Early bird applicants receive a reduced application and program fee. For more information, read The Cleantech Open Northeast 1-pager which includes application info & deadlines.

Event Speakers:

Trish Flemming, 2026 Cleantech Open Northeast Mentor Committee Co-Chair

Joshua Persky, Co-Founder & CTO of Teragen Energy (2025 Northeast Regional Winner, National Semi-Finalist)

Jose LaSalle and Joe Hastry, Co-Founders of Florrent (2022 Cleantech Open Northeast Regional Finalist)

Winston Morton, CEO of Climative (2024 Cleantech Open Northeast Alum)

Ian Goodine and Ethan Walko, Co-founders of rStream (2021 Cleantech Open Northeast Alum)

Ellie Rusling, CEO and Co-founder of MicroEra Power (2016 Cleantech Open Northeast Alum)

PUBLIC TRANSIT & BIKING - RECOMMENDED

• By T: Greentown Labs is a short walk from the Union Square Green Line station, as well as about 1 mile away from the Harvard MBTA Red Line station.
• By Bus: Union Square in Somerville is also easily accessible via the #86 and #91 MBTA buses.

PARKING - LIMITED

• Metered and un-metered on Somerville avenue down to Union Square (no parking pass needed - you must pay for metered parking)

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Host or Publisher Cleantech Open Northeast, NECEC