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July 28, 2025 43 mins

In this episode of the Advanced Nuclear podcast, Simon Irish, CEO of Terrestrial Energy, talks about his company, its Integral Molten Salt Reactor (IMSR) technology, and the financial aspects of the advanced nuclear industry. Simon shares his unique background in finance and how it influences his approach to reactor development and deployment. The conversation covers the company's strategic move to go public and the evolving investment landscape for advanced nuclear projects. Simon highlights Terrestrial Energy's impressive industry and supply chain partners, the company's distinguished Board of Directors and Board of Advisors, and the industries Terrestrial Energy is targeting to power using the IMSR technology. The episode concludes with Simon's insights on the future of the U.S. advanced nuclear industry and the current pro-nuclear environment.

Simon Irish is founder and Chief Executive Officer of Terrestrial Energy. He has 20 years of global investment banking and investment management experience in New York and London, and has a formal education in the quantitative sciences and quantitative finance. Mr. Irish has established and managed multi-billion-dollar alternative investment businesses in North America.

Mr. Irish began his banking career at Credit Suisse Financial Products in London before moving to New York, where he led the investment effort in North America for Man Group Plc, a leading global investment management business. In 2010, he focused on investment opportunities in breakthrough energy technologies and specifically nuclear energy given its unique virtues, and the unparalleled commercial potential of Generation IV fission technologies in many industries at a time when global energy fundamentals are shifting rapidly with nuclear energy emerging as a critical component of future supply. Mr. Irish holds an MA in Natural Sciences from Cambridge University and an MSc in Finance from the London Business School.

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