Steel tycoon Lakshmi Niwas Mittal joined Goldman Sachs' board of directors in 2008, bringing international business expertise to the financial firm. Mittal, CEO of ArcelorMittal (world's largest steelmaking company), served on Goldman Sachs' board for several years. The other companies listed (Infosys, Tata, Vodafone) are major corporations but not where Mittal served as director.