US Nuclear Corp. announced On August 12, 2023, Richard Landry resigned from his position as Chief Financial Officer. The resignation is effective immediately.

There was no known disagreement with Mr. Landry regarding operations, policies, or practices. On the same date, the Board appointed Michael Hastings as Chief Financial Officer. Mr. Hastings remains a member of the Board of Directors.

Michael Hastings has been a corporate finance officer for over thirty years in the medical device industry with C.R. Bard Inc. (predecessor to Becton Dickinson), and in the industrial battery industry with EnerSys Inc. . Mr. Hastings retired from EnerSys in 2011 as its Vice President and Treasurer with company revenue of $2 billion and operations in all parts of the world. His responsibilities included global treasury operations including debt and capital transactions; corporate tax; hedging of currencies, interest rate exposures and the price of raw materials; credit management; pension plan investments; and investor relations.

He participated fully in due diligence, valuation and negotiation of numerous acquisitions. Mr. Hastings was also a member of the Board of Directors and Chief Financial Officer of MegaGraphite Inc. - a private graphite exploration company in Canada between 2011 and when it was sold in 2014. Mr. Hastings was a member of the Board of Directors of Organic Transit Inc., a private solar electric vehicle company in the United States, from 2018 until the company was sold in 2020.