MANCHESTER, England–(BUSINESS WIRE)–X-energy, Inc. (NASDAQ: XE) (“X-energy” or “the Company”), a leading developer of advanced nuclear reactors and fuel technology, today submitted an application to enter the United Kingdom’s Generic Design Assessment (“GDA”) process for its Xe-100 High Temperature Gas-cooled Reactor (“HTGR”). Subject to acceptance, submission marks a significant milestone in X-energy and Centrica’s efforts to deploy up to 6 GW of new nuclear in the United Kingdom, initiating