NANO Nuclear Energy Appoints Florent Heidet, Ph.D. as Chief Technology Officer and Head of Reactor Development

NNE
September 19, 2025
NANO Nuclear Energy Inc. announced on March 7, 2025, the appointment of Florent Heidet, Ph.D., as its Chief Technology Officer and Head of Reactor Development. Dr. Heidet is a world-renowned expert in advanced nuclear reactor technologies with two decades of nuclear engineering and project management experience. He previously served as Head of Engineering at Ultra Safe Nuclear Corp. (USNC), where he led the development of the KRONOS MMR™ Energy System and LOKI MMR™ technologies prior to their acquisition by NANO Nuclear. Dr. Heidet will be primarily responsible for advancing all of NANO Nuclear’s reactor projects and will have general oversight of the company’s other technologies in development. His extensive experience includes a 12-year tenure at Argonne National Laboratory, where he played a central role in reactor design projects, including leading the design of the $2 billion Versatile Test Reactor program. James Walker, NANO Nuclear’s CEO, will relinquish his position as Head of Reactor Development to accommodate Dr. Heidet’s appointment. This appointment is expected to be invaluable to NANO Nuclear as it seeks to position itself as a global leader in advanced nuclear energy solutions. Dr. Heidet’s firsthand knowledge of the KRONOS MMR™ and LOKI MMR™ systems, combined with his proven track record of assembling effective teams and delivering impactful outcomes, will be crucial in guiding NANO Nuclear’s reactor designs from testing through regulatory approvals and commercialization. The content on BeyondSPX is for informational purposes only and should not be construed as financial or investment advice. We are not financial advisors. Consult with a qualified professional before making any investment decisions. Any actions you take based on information from this site are solely at your own risk.