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Fluxnium Raises $7M To Pull Uranium From Seawater, Constellation Backs Fluxnium’s Push To Build A New US Uranium Supply

Benzinga·09/21/2026 11:12:05

Fluxnium, Inc. (Fluxnium), a pioneer of domestic uranium supply adsorbed from seawater, today announced a $7 million seed round led by Congruent Ventures, with participation from Constellation Technology Ventures, the venture investing organization within Constellation (NASDAQ:CEG), the nation's largest producer of reliable and clean energy, and Active Impact Investments, Canada's largest climate technology seed fund. The funding catalyzes the commercialization of a new secure source of uranium, the critical mineral that underpins both the civilian nuclear fuel cycle and the defense supply chain. Proceeds will go towards further development, pilot testing and scale-up of Fluxnium's technology platform.