BOSTON, MA — January 15, 2025 — ZwitterCo, an advanced membrane technology company, has been named on Cleantech Groups 2025 Global Cleantech 100. This annual list, now in its 16th year, showcases the most promising private cleantech companies making significant contributions to sustainable innovation. 

“2025 will be remembered as a transformative year for cleantech.  The bar has gone up for what kind of level of potential novelty, uniqueness, and cost improvements might be attractive,” said Richard Youngman, CEO of Cleantech Group. “The Global Cleantech 100 highlights innovators who are building the foundation for a sustainable and economically viable future.” 

At ZwitterCo, we are dedicated to solving the world’s most pressing water challenges with groundbreaking membrane technology. Our innovations not only make it economically viable for industries to reclaim and reuse water—even from the most complex wastewater streams—but also reduce cleanings, minimize chemical use, and enable the treatment of water that was once considered untreatable. This recognition highlights our commitment to advancing industrial water sustainability and transforming wastewater into a resource. 

“We are building an entirely new fleet of filtration products, so that we can equip these leaders with the tools they need to solve their water and wastewater challenges, so that together, we can build a future of water abundance.” — Alex Rappaport, CEO of ZwitterCo 

Advancing Sustainable Water Solutions 

As industries face increasing water scarcity, regulatory pressures, and rising operational costs, the demand for reliable, cost-effective water reuse solutions continues to grow. ZwitterCo’s advanced membranes provide a unique ability to resist organic fouling, the primary cause of membrane cleaning and replacements, allowing for unprecedented durability and efficiency in high-strength wastewater treatment. This capability enables companies in spaces such as food & beverage, power, oil & gas, landfill, and many others to meet sustainability goals without costly CAPEX upgrades while significantly reducing their freshwater demand. 

Leading the Charge in Cleantech Innovation 

The Global Cleantech 100 highlights companies that are shaping the future of sustainable industries. In 2025, as market forces drive demand for economically viable and scalable solutions, ZwitterCo’s membranes are proving their value in real-world operations—delivering increased uptime, reducing chemical use, and helping industries unlock the economic potential of water reuse. 

About ZwitterCo™ 

ZwitterCo™ is on a mission to solve the world’s most urgent water problems with its advanced zwitterionic membranes that combat organic fouling, the biggest challenge in filtration. ZwitterCo’s award-winning technology enhances membrane life and performance in high-strength industrial wastewater, surface water, and food process streams, driving sustainable water reuse and reducing chemical use. For more information, visit www.zwitterco.com. 

MEDIA CONTACTS: 

Christy Harner
VP of Marketing
ZwitterCo™
Email: communications@zwitterco.com 

Carole Jacques  
Director of Marketing 
Cleantech Group  
Email: carole.jacques@cleantech.com  
Phone: +1 347-225-6542