On December 6, 2022, Thomas J. Meek, Senior Vice President, General Counsel, Secretary and Chief Compliance Officer of Minerals Technologies Inc. (the “Company”) notified the Company that he will step down from that position effective January 1, 2023. Timothy J. Jordan, Deputy General Counsel of the Company since 2015, will succeed Mr. Meek as Vice President, General Counsel, Secretary and Chief Compliance Officer of the Company. Mr. Meek will continue to serve the Company as Special Counsel to the Chairman and Chief Executive Officer to effect an orderly transition until his retirement.