Samuel J. "Sam" Palmisano is a former president and the eighth chief executive officer of IBM until January 2012. He also served as chairman of the company until October 1, 2012.

Virginia "Ginni" Rometty is an American business executive who was executive chairman of IBM after stepping down as CEO on April 1, 2020. She was previously chairman, president and CEO of IBM, becoming the first woman to head the company. She retired from IBM on December 31, 2020, after a near-40 year career there. Before becoming president and CEO in January 2012, she first joined IBM as a systems engineer in 1981 and subsequently headed global sales, marketing, and strategy.