H. Stewart Parker has served as a director of Codexis since December 2022. Ms. Parker s extensive experience in management of biotechnology companies and public company corporate governance led to the conclusion that she should serve on our Board. Ms. Parker has served as a Principal at Parker BioConsulting, a biotechnology consulting firm, since January 2009. From March 2011 to June 2014, Ms. Parker served in various roles at the Infectious Disease Research Institute, a not-for-profit global health research institute, including as its Chief Executive Officer, strategic advisor and a member of its board of directors. Prior to that, Ms. Parker served in various roles of leadership at biopharmaceutical companies since 1992, including as Chief Executive Officer of Targeted Genetics Corporation, a public biopharmaceutical company, which she founded. Previously, Ms. Parker served on the board of directors of Achieve Life Sciences, Inc., a public pharmaceutical company, from August 2017 to May 2021, Armata Pharmaceuticals, Inc. (formerly C3J Therapeutics, Inc.), a public biotechnology company, from May 2019 to December 2020, IMPEL Pharmaceuticals Inc., a public pharmaceutical company, from May 2014 to April 2023, Stride Bio, Inc., a private biotechnology company concentrating on gene therapy, from January 2018 to December 2023, and Inventprise, Inc., a private biotechnology company, from March 2022 to April 2025. Currently, Ms. Parker serves on the board of directors of Sangamo Therapeutics, Inc., a public genomic therapies company, since June 2014, and on the Board of Trustees of Trout Unlimited, a non-profit organization dedicated to the conservation of freshwater streams, rivers, and associated upland habitats, since September 2023. Ms. Parker has also served on the advisory boards of the University of Washington Foster School of Business and College of Arts & Sciences from 2009 to 2020. Ms. Parker holds a B.A. in Slavic Language & Literature and an M.B.A. in Finance and International Business from the University of Washington.