C-Green

C-Green is a Swedish clean-tech company that transforms sludge into useful products in a cost-efficient and climate-smart way. C-Green’s innovative technology is an energy-efficient, hydrothermal carbonization (HTC) process that converts sludge and wet biomass into biofuel or soil improvement products. C-Green’s plants provide waste handlers, industries, municipalities, agriculture, and food processors with a safe and sustainable sludge management solution while simplifying the recovery of nitrogen and phosphorus.