Mr. N. Michael Tangen is an investment banker and business consultant. He is the Principal of The MAST Group, Inc., an international consulting firm that performs corporate development work including mergers, acquisitions and divestitures. Clients are typically Fortune 100 firms or market leaders in their scientific domains. 

Mr. Tangen graduated from the United States Military Academy in 1968, and from Harvard Business School in 1975. 

Mr. Tangen is the Co-Founder and Chairman of the Board of Directors of Burntside Partners, Inc.