The U.S. Nuclear Regulatory Commission (NRC) is issuing a presolicitation notice for a contract titled “International Regulatory Assistance with Radioactive Sources and Uranium Recovery projects.” The contractor will be responsible for providing personnel with specialized technical and scientific expertise to assist NRC staff in delivering nuclear-related assistance to various countries across Africa, Asia, Eurasia, Europe, Latin America, the Caribbean, and the Middle East, focusing on the implementation of safety and security regulations for radioactive sources and materials. This five-year contract, categorized under NAICS code 541990, is set aside for small businesses, with a proposal submission deadline anticipated 30 days after the RFP release on or about January 31, 2025. Interested vendors should contact Jeffrey R. Mitchell at Jeffrey.Mitchell@nrc.gov or 301-415-5074 for further details and must ensure their registration in the System for Award Management (SAM) database.