Timothy Timmerman Tax Department, Cardinal Health Timothy Timmerman is a Director in the tax department of Cardinal Health. Mr. Timmerman has been a corporate tax attorney for 32 years. He worked for Ford Motor Company, Tyco International and Teva Pharmaceuticals before taking his current position at Cardinal Health. He has a broad range of experience dealing with tax and financial issues. He also has a close, personal experience which has heightened his passion for sarcoma research. Mr. Timmerman joined the SARC Board in 2015. He is the Corporate Treasurer and Chair of the Finance Committee.