ZwitterCo Raises $58.4M Series B

ZwitterCo, a Woburn, MA-based company empowering water treatment through advanced membrane technologies, raised $58.4M in Series B funding.

The round was led by Evok Innovations with participation from DCVC, BHP, Munich Re Ventures, Siteground, HG Ventures, and Blue Horizon Advisors.

The company intends to use the funds to strategically invest in international expansion and the rapid advancement of its technology platform, further consolidating its position as a player in the water treatment industry.

Led by CEO Alex Rappaport, ZwitterCo aims to solve the water problems with its zwitterionic membranes that combat organic fouling. Its 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.

ZwitterCo’s membranes will enable industries to minimize their water treatment and associated operating costs, reduce downtime, and ensure that the water used in their processes meets the stringent purity standards required for optimal performance and reliability.

Over the past two years, The company’s products have been ordered or installed at more than 50 industrial facilities across North America, Europe, and Asia, helping customers realize significant cost savings and unlock new revenue streams.

Commenting on the news, Alex Rappaport said: “This funding will allow us to rapidly scale our breakthrough membrane technology, empowering industries to reliably and affordably access unconventional water resources while ensuring the water used or recycled in these industries meets the highest purity standards.”