Donna Shiroma joined Astex Pharmaceuticals, Inc. in December 2017 as Vice President, Corporate Counsel & Compliance Officer. Prior to joining Astex, she spent almost 10 years as the Chief Commercial & Compliance Officer and General Counsel at Ascend Therapeutics, Inc. where she was responsible for legal, compliance, and commercial operations. She has more than 17 years of legal and compliance experience in the pharmaceutical industry in positions of increasing responsibility with PDL BioPharma Inc and several Johnson and Johnson operating companies. She received her B.S. in Environmental Sciences from U.C. Berkeley, and her J.D. from Santa Clara University School of Law.