Valar Atomics is a nuclear energy startup founded in 2023, focused on scaling nuclear energy for heavy industrial power and clean hydrocarbon fuel production. They utilize high-temperature gas reactor (HTGR) technology to produce grid-independent products like hydrogen, data center power, and clean fuels. The company aims to build hundreds of standardized reactors on "gigasites" to achieve economies of scale and address the growing energy demands of AI and industrial decarbonization.