Tim Callahan Bio

Tim Callahan is an operating partner at Altaris and a board member of CMP Pharma and Padagis. Tim has over 25 years of board and operational leadership experience in biopharmaceutical companies, including serving as SVP, Commercial Operations at Actavis Plc (now Allergan), where he led the commercial transformation of the brand division into a multi-billion-dollar global specialty business. Previously, he built specialty pharma businesses in commercial leadership roles at Actavis, Watson Pharmaceuticals, and Schein Pharmaceutical. Tim has held board roles in public, private, and non-profit healthcare organizations, and he has served as a Senior Advisor to McKinsey & Company. Tim holds a Bachelor of Science degree in Applied Economics and Business Management from Cornell University.