The round was led by Burnt Island Ventures with participation from AP Ventures, Sony Innovation Fund, Builders Vision, Kibo Invest, Idemitsu Ventures, New York Ventures, and family office investors, alongside existing investors Counteract, ANIMO Ventures, Connecticut Innovations, Ponderosa Ventures, and Echo River Capital. The raise includes $19 million in equity and $6 million in grant and other non-dilutive funding.

CREW is a water technology company providing wastewater treatment facilities with a process intensification solution that improves performance, lowers costs, and permanently removes greenhouse gases. By optimizing key environmental conditions such as pH and alkalinity through smart-dosing of strategically-sourced calcium carbonate, CREW delivers better biological treatment, improved settleability, reduced chemical usage, and increased capacity and efficiency.