STEPAN CO

The Company’s executive officers are elected annually by the Board of Directors at the first meeting following the Annual Meeting of Stockholders to serve until their respective successors are duly qualified and elected.

The executive officers of the Company, their ages and certain other information as of February 27, 2025, are as follows:

Luis E. Rojo has served the Company as President and Chief Executive Officer since October 2024. From April 2018 to October 2024, Mr. Rojo served as Vice President and Chief Financial Officer. From February 2018 to April 2018, he served as Global Hair Care Finance Director at Procter & Gamble Co. (P&G), a branded consumer packaged goods company. From April 2014 to February 2018, he served as NA Hair Care Finance Director at P&G.

Sean T. Moriarty has served the Company as Vice President and General Manager – Surfactants since January 2021. From September 2017 through December 2020, he served as Vice President and General Manager – Polymers of the Company.

Jason S. Keiper has served the Company as Vice President and Chief Technology and Sustainability Officer since June 2019. From October 2018 to June 2019, Dr. Keiper served as Head, Product Technology and Engineering, of Syngenta, an agriculture company.

David G. Kabbes has served the Company as Vice President, General Counsel and Secretary of the Company since July 2019. From January 2018 to June 2019, Mr. Kabbes served as Executive Vice President, Corporate Affairs and Chief Legal Officer of Bunge Limited, an agricultural and food ingredient company. As previously disclosed, Mr. Kabbes will retire from the Company on March 14, 2025.

Richard F. Stepan has served the Company as Vice President and General Manager – Polymers since January 2021. From January 2019 through December 2020, Mr. Stepan served as Vice President, Consumer Products of the Company.

Robert J. Haire has served the Company as Executive Vice President, Supply Chain since May 2023. From January 2016 to May 2023, Mr. Haire served as Senior Vice President Operations, Performance Chemicals at Ingevity Corporation, a manufacturer of performance chemicals and materials.

Sharon N. Purnell has served the Company as Vice President and Chief Human Resources Officer since September 2023. From October 2021 to September 2023, Ms. Purnell served as Chief Human Resources Officer of Streamland Media, Inc., a media production company. From January 2021 to October 2021, she worked as a consultant for SNP Consulting, a human resources consulting firm. From January 2016 to January 2021 Ms. Purnell served as Vice President Human Resources of Riddle Sports Group, Inc., a sports equipment manufacturer.

Samuel S. Hinrichsen has served the Company as Vice President and Interim Chief Financial Officer since October 2024. From January 2023 through October 2024, Mr. Hinrichsen served as the Company’s Global Finance Director. From January 2022 to December 2022, he served as the Company’s Finance Director, Business Units and Procurement Finance. From June 2018 to January 2022, he served as Global Finance Director at CMC Materials Inc., a global supplier of consumable materials to semiconductor manufacturers.