Synlogic Appoints Dr. Aoife Brennan as President and Chief Executive Officer

Synlogic, Inc. (Nasdaq: SYBX), a clinical stage company applying synthetic biology to probiotics to develop novel, living medicines, today announced the appointment of Aoife Brennan, M.B., B.Ch., as president and chief executive officer of Synlogic, effective immediately. Dr. Brennan joined Synlogic as chief medical officer in 2016 and has served as interim president and chief executive officer since May 2018.

“After conducting a thorough search process, it was clear to the board of directors that Aoife is the right person to lead Synlogic at this time in the company’s evolution. Aoife stepped into the interim role and rapidly demonstrated her effectiveness. Her broad experience across multiple stages of drug development and therapeutic areas, her demonstrated leadership abilities, and her ambitious vision for Synlogic, make her uniquely qualified for the job. We are confident that under her leadership, Synlogic will be well-positioned to deliver Synthetic Biotic™ medicines to patients.”

said Peter Barrett, chairman of Synlogic’s board of directors.

“I appreciate the confidence and support of the board of directors and am thrilled to be selected to lead Synlogic as we pioneer the development of a completely new class of living medicines,”

said Dr. Brennan.

“We have made great progress to date, advancing two Synthetic BioticTM programs into the clinic. I look forward to continuing to execute on our plans for the clinical development of our lead candidates while capitalizing on the broad applicability and potential of our novel platform to build a pipeline of therapies for patients with serious and life-threatening diseases.”

Prior to joining Synlogic, Dr. Brennan spent six years at Biogen in roles of increasing responsibility, most recently as vice president and head of the Rare Disease Innovation Unit, which included programs ranging from pre-clinical to commercial. She has also led programs across multiple therapeutic areas including the late-phase development of nusinersen for spinal muscular atrophy and treatments for Hemophilia B and Hemophilia A, ALPROLIX® and ELOCTATE®. Earlier, Dr. Brennan was director of clinical development at Tolerx, a start-up biotech company focused on immunotherapy for Type 1 diabetes. Dr. Brennan holds a medical degree from Trinity College Dublin, Ireland and completed her post-graduate training in internal medicine, endocrinology and metabolism at the Royal College of Physicians in Ireland. Additionally, she completed post-doctoral training in clinical research and metabolism at the Beth Israel Deaconess Medical Center in Boston and is a graduate of the Harvard Medical School Scholars in Clinical Science Program.