Bluemater is a Portuguese cleantech company founded in 2007, developing and commercializing patented biological technologies for wastewater and air treatment. Its modular, chemical-free systems promote circular economy principles, enabling water reuse, CO₂ capture, and resource recovery. Bluemater collaborates with industrial and municipal partners across Europe and Latin America, contributing to the EU Mission goals of water depollution, restoration, and ocean decarbonisation.