ROCKVILLE, MD.--(BUSINESS WIRE)--Dec 18, 2025-- X-energy Reactor Company, LLC (“X-energy”) and Doosan Enerbility Co., Ltd. (“Doosan”) signed a binding Reservation Agreement for the manufacture of Main Power System steel components for 16 Xe-100 small modular reactors (“SMRs”). As part of the agreement, Doosan has committed to the construction of a new SMR fabrication facility to support the execution of X-energy’s 11 GW commercial pipeline, equivalent to 144 advanced reactors. The agreement secures production capacity for one of the most significant long-lead components of the Xe-100, and marks a major milestone in X-energy’s efforts to support a global industrial supply chain capable of deploying new nuclear at scale.