Atreca, Inc. announced that In addition, in connection with Mr. Cross? resignation, on September 17, 2023, the Board of Directors of the Company (the ?Board?) approved the appointment of Rick Ruiz, Vice President of Finance of the Company, to serve as the principal accounting officer of the Company, effective as of the Separation Date. Mr. Ruiz, age 59, is an experienced financial professional with a demonstrated history of working in the biotechnology industry and extensive expertise in budgeting, accounting, corporate financial planning and analysis, and internal controls.

Prior to his appointment as principal accounting officer of the Company, Mr. Ruiz served as the Company?s Vice President of Finance since September 2018. Prior to joining the Company, Mr. Ruiz served as a consultant at RoseRyan, Inc., a leading finance and accounting advisory firm from March 2014 to September 2018. Mr. Ruiz received a B.S. in Business, Accounting from Biola University.