C. Michael Armstrong is a retired business executive, benefactor, and former board chairman for Johns Hopkins Medicine. He joined IBM Corp. in 1961 and led international operations as chairman of the board of IBM World Trade Corporation.

He became chairman and CEO of Hughes Electronics Corporation, a public company majority-owned by General Motors Corporation. He served as chairman of the board of Comcast Corporation, retiring in 2004.

He endowed the C. Michael Armstrong Professorship in Medicine to support Johns Hopkins’ leadership role in stem cell research, followed in 2004 by a four million dollar to support research in that field. He served as chairman of the board of trustees for Johns Hopkins Medicine, Johns Hopkins Health System Corporation, and The Johns Hopkins Hospital from July 2005 to June 2011 and from July 2012 to June 2013.

In 2011, he gave ten million dollars to the Armstrong Institute for Patient Safety and Quality. His goal is eliminating preventable harm to patients throughout Johns Hopkins Medicine and serving as a model for other institutions.

Armstrong has served as chair of the President’s Export Council under President Bill Clinton, the U.S.-Japan Business Council, and the Federal Communications Commission’s Network Reliability and Interoperability Council. He also served as chair of the Homeland Security Task Force, the National Security Telecommunications Advisory Committee, and the Defense Policy Advisory Committee.