On September 5, 2023, C4 Therapeutics, Inc. announced the appointment of Kendra Adams as its Treasurer and principal financial officer, effective as of September 18, 2023. Ms. Adams, age 47, has served as the Company?s Senior Vice President, Communications and Investor Relations, and a member of the Company?s leadership team since she joined the Company in November 2020. Prior to joining the Company, she served as the Vice President, Investor Relations and External Communications, and Senior Director, Investor Relations and Public Relations, at Agios Pharmaceuticals, a biopharmaceutical company, from December 2015 to November 2020.

Before that, Ms. Adams served in investor relations roles at Ariad Pharmaceuticals and Amgen. Earlier in her career, Ms. Adams served in a variety of finance roles at KPMG LLP and General Electric. Ms. Adams earned a B.A.in economics at Hamilton College.

The Company has also appointed Mark Mossler as its Chief Accounting Officer and principal accounting officer, effective as of September 18, 2023. Mr. Mossler, age 50, has served as the Company?s Vice President, Corporate Controller, since he joined the Company in June 2023. Prior to joining the Company, he served as the Senior Director of Global Accounting for BeiGene Ltd., a biotechnology company, from May 2017 to June 2023.

Before that, Mr. Mossler served in a variety of accounting roles at companies in the biotechnology and technology industries. Mr. Mossler earned a B.Sc. in accounting at Babson College and an MBA from Babson College, Olin Graduate School of Business and is a certified public accountant.