C Michael Armstong is the former AT&T

AT&T

AT&T Inc. is an American multinational telecommunications corporation headquartered in Whitacre Tower, Dallas, Texas, United States. It is the largest provider of mobile telephony and fixed telephony in the United States, and is also a provider of broadband and subscription television services...

 chairman and CEO, who tried to reestablish AT&T as an end-to-end carrier. Unfortunately, due to the dot.com bust and various other issues, he was forced to break the group up in 2001. He resigned in 2002 and was succeeded by AT&T President David Dorman

David Dorman

David W. Dorman is an American Telecommunications executive and is currently the non-executive chairman of Motorola....

.

He is also the former CEO of Hughes Electronics, and Comcast

Comcast

Comcast Corporation is the largest cable operator, home Internet service provider, and fourth largest home telephone service provider in the United States, providing cable television, broadband Internet, and telephone service to both residential and commercial customers in 39 states and the...

 Corporation. He worked for IBM

IBM

International Business Machines Corporation or IBM is an American multinational technology and consulting corporation headquartered in Armonk, New York, United States. IBM manufactures and sells computer hardware and software, and it offers infrastructure, hosting and consulting services in areas...

 from 1961 to 1992. He served as a Director of Citigroup

Citigroup

Citigroup Inc. or Citi is an American multinational financial services corporation headquartered in Manhattan, New York City, New York, United States. Citigroup was formed from one of the world's largest mergers in history by combining the banking giant Citicorp and financial conglomerate...

 from 1989 to 2010. Armstrong is a member of the Alfalfa Club

Alfalfa Club

The Alfalfa Club is a Washington, D.C. social organization that exists only to hold an annual banquet on the last Saturday of January. The club's membership, which numbers about 200, is composed primarily of American politicians and influential members of the United States business community, and...

 and the Council on Foreign Relations

Council on Foreign Relations

The Council on Foreign Relations is an American nonprofit nonpartisan membership organization, publisher, and think tank specializing in U.S. foreign policy and international affairs...

. He received his BS in Business at Miami University

Miami University

Miami University is a coeducational public research university located in Oxford, Ohio, United States. Founded in 1809, it is the 10th oldest public university in the United States and the second oldest university in Ohio, founded four years after Ohio University. In its 2012 edition, U.S...

in 1961.

External links

• C Michael Armstrong Bio at Reference for Business
• http://www.businessweek.com/2001/01_06/b3718151.htm
• http://www.reuters.com/article/idUSTRE61P45Z20100226