As previously reported in a Current Report on Form 8-K filed on September 8, 2022, Mike Olosky, currently the President and Chief Operating Officer of Simpson Manufacturing Co, Inc. (the Company"), will succeed Karen
Colonias as President and Chief Executive Officer of the Company effective January 1, 2023. On December 14, 2022, the Compensation and Leadership Development Committee (the Compensation Committee") of the Board of Directors (the Board") of the Company approved the following compensatory arrangements for Mike Olosky, age 54, as the Company's President and Chief Executive Officer, effective January 1, 2023.