Timothy S. Callahan

Timothy S. Callahan is an experienced executive in the biopharmaceutical sector, currently serving as Operating Partner at Altaris Capital Partners, LLC since July 2021, and Chairman of the Board at CMP Pharma, Inc. since June 2018. In addition to roles at Padagis LLC and Bearing 338, LLC, where advisory services are provided to biopharma companies, Timothy S. Callahan has held various leadership positions including Venture Partner at OrbiMed and Senior Advisor at McKinsey & Company. Timothy S. Callahan's extensive background includes significant roles at Actavis plc, where a commercial transformation was led to create a $7 billion business, as well as strategic marketing and sales positions at Watson Pharmaceuticals, Inc., and Schein Pharmaceutical, Inc. Timothy S. Callahan earned a Bachelor of Science degree in Applied Economics & Business Management from Cornell University.