Gary Weis, who has been serving as acting chief executive of
, a joint venture between
, has been named the permanent CEO.
Weis, 53, took the interim post when David Dorman, the former CEO, left on Dec. 1 to become the president of AT&T. Weis has served as senior vice president of AT&T's business services-global operations, with responsibility for data and IP networks.
He assumed his position at AT&T in April 1999, when AT&T acquired
IBM Global Network
Shares of AT&T rose 19 cents, or 0.9%, to $20.50 in recent
New York Stock Exchange
trading. British Telecom gained $3, or 3.3%, to $93.