Robert E. Rubin Chairman, Citigroup Rubin, a director and chairman of the executive committee of Citigroup, began his career in finance at Goldman Sachs in New York in 1966. He joined Goldman as an associate, became a general partner in 1971, and joined the management committee in 1980.

Rubin was vice-chairman and co-chief operating officer of Goldman from 1987 to 1990, and served as co-senior partner and co-chairman from 1990 to 1992. Before joining Goldman, he was an attorney at the firm of Cleary, Gottlieb, Steen & Hamilton in New York.