Read about Cleantech Open Northeast alumni successes and milestones! As the country moves forward towards clean energy and climate conscious activities, Cleantech Open Northeast will be posting news of our alumni throughout the year. We want to highlight these visionary companies and celebrate the successes they experience as they work towards a better, healthier future for all of us. Alumni startups participating in the Cleantech Open Northeast are especially well-positioned to have real potential for global impact. Read about these companies’ successes and transformative, necessary work below.

*This blog will cover the entire year, so come back often to see the latest updates! 

**The years in parenthesis indicate when the startups participated in the Cleantech Open accelerator

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Featured Alumni of the Month

January - Princeton NuEnergy

February - Zero Homes

March - TBD

April - TBD

May - TBD

June - TBD

July - TBD

August - TBD

September - TBD

October - TBD

November - TBD

December - TBD

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Aeroshield (2019)

• Aeroshield is on display at the Smithsonian National Air and Space Museum (article). 

Arbon (2024)

• Arbon is selected as one of ten companies for the Carbon to Value Initiative Cohort 5 (article).

Arculus Solutions (2024)

• Arculus Solutions is featured in the Pipeline and Gas Journal, spotlighting their pipeline corrosion prevention (article). 

BLUEiQ (2023)

• BLUEiQ is partnering with NOAA to deploy its AI-powered ocean sensor technology to monitor the endangered North Atlantic Right Whales (article). 

Bluesonde (2025)

• Bluesonde partners with Portland Water District on a multi-month field trial to validate buoy performance in freshwater and expand water monitoring capabilities (post).
• Bluesonde partners with Aquatic Sensors as their North American distributor (post). 

CarbonDots (2025)

• CarbonDots is chosen as an awardee of the NJEDA Commission on Science, Innovation, and Technology (CSIT) grant (article). 

CLIP (2020)

• CLIP is selected as one of five NYC based startups to receive Chloe Capital's 2025 Founder Fellowship (article). 

Drinkwell (2014)

• Drinkwell is named a 2026 Schwab Foundation for Social Entrepreneurship Award winner (article). 

Elateq (2020)

• Elateq wins funding as part of Massachusetts Clean Energy Center's 4.5-million-dollar funding for 23 clean energy and climate technology projects (article). 
• Elateq is accepted into Xylem's Partnerships Accelerator Program for Cohort 2026 (post).

EV Buddy (2022)

• EV Buddy is chosen as an awardee of the NJEDA Commission on Science, Innovation, and Technology (CSIT) grant (article). 

Foregger Energy Solutions (2025)

• Foregger Energy Solutions is selected to compete in the Rice Business Plan Competition (website).

Gencores (2024)

• Gencores wins funding as part of Massachusetts Clean Energy Center's 4.5-million-dollar funding for 23 clean energy and climate technology projects (article). 

GreenIRR (2023)

• GreenIRR is selected as one of five NYC based startups to receive Chloe Capital's 2025 Founder Fellowship (article). 

Kara Water (2019)

• Cody Sooden, founder and CEO, is awarded the Technological Innovation Award at the Martin Luther King Jr. Center for Nonviolent Social Change (website). 

PFASolve (2025)

• PFASolve is chosen as an awardee of the NJEDA Commission on Science, Innovation, and Technology (CSIT) grant (article). 

Princeton NuEnergy (2021)

• Princeton NuEnergy signs MOU with Honda to advance next-generation lithium-ion battery recycling (article).

PolyGone (2025)

• PolyGone Systems is mentioned as a recipient of increasingly important funding from angel funder Golden Seeds (article).
• PolyGone Systems is featured in the Fortune Newsletter for their $4M seed funding (article).
• PolyGone Systems is highlighted by AI Tech Supports for their $4M seed funding (post). 

Sensible Photonics (2022)

• Sensible Photonics is selected to compete in the U.S. DOE Energy Program for Innovation Clusters Pitch Competition (article). 

Sparkcharge (2016)

• Sparkcharge CEO and Founder Josua Aviv is featured to speak on Bloomberg Businessweek Daily (video). 

Solstice Power Technologies (2015)

• Solstice Power Technologies are acquired by Perch (article).

Teragen Energy (2025)

• Teragen Energy is named the first-ever recipient of The Engine's Ignition Pass (post).

Voltpost (2021)

• Voltpost continues to expand with their deployment of EV charging posts in Detroit, Michigan (article). 
• Voltpost supports Pennsylvania's investment in community EV charging in towns, using existing streetlight infrastructure (article).  
• Voltpost expands their growth with the installation of EV charging posts in Pleasant Ridge, Michigan (article). 

Zero Homes (2021)

• Zero Homes is awarded a prestigious grant from the Colorado Office of Economic Development and International Trade (OEDIT)’s Advanced Industries Accelerator Program (article).
• Zero Homes closes a $16.8M series A to scale their approach to home electrification (article). 
• Zero Homes is featured in Canary Media for their recent Series A funding (article). 
• Zero homes is spotlighted in Realty NXT for their Series A funding (article).