Amyris, Inc. announced that, following the effectiveness of its reorganization, the company appointed Kathy L. Fortmann as Chief Executive Officer (CEO) effective immediately. Ms. Fortmann brings almost 35 years of global business experience across a range of industries including specialty chemicals and ingredients. She most recently served as Chief Executive Officer of ACOMO N.V. from 2021 to 2023.

Prior to that, Ms. Fortmann held various roles at International Flavors & Fragrances Inc. (IFF) from 2020 until 2021, including Division President of Nourish, Division Chief Executive Officer, Taste, and Head, Taste Strategy and Cross Fertilization. Prior to IFF, she was a senior executive at FrieslandCampina from 2017 to 2019, serving as Business Group President, Ingredients and a member of the Executive Committee. From 2005 until 2017, Ms. Fortmann held various leadership positions at Cargill, Incorporated.

Prior to Cargill, she held positions of increasing responsibility at E.I. DuPont de Nemours, Inc. from 1989 until 2005. Ms. Fortmann currently serves as a director on the boards of FMC Corporation and PPG. Han Kieftenbeld, who has served as the company's Chief Financial Officer since March 2020 and as interim CEO since June 2023, has decided to leave the company to pursue other opportunities.