Allena Pharmaceuticals, Inc. announced that Louis Brenner, M.D., has joined the company as chief operating officer. Dr. Brenner brings to Allena more than a decade of industry leadership experience, including pharmaceutical clinical development strategy, regulatory affairs, business development and marketing. Co-founder and former COO, Robert Gallotto, will remain as a strategic adviser to the company as he transitions to focus more exclusively on his role as president of Alcresta, Inc. Dr. Brenner joins Allena from Idera Pharmaceuticals, where he served as senior vice president and chief medical officer.