Satya Nadella is an American business executive who serves as the chairman and chief executive officer of Microsoft. He took over as CEO in 2014, following Steve Ballmer, and became chairman in 2021 after John W. Thompson. Nadella has played a key role in shaping the direction of the company during his tenure. Before becoming CEO, Nadella held the position of executive vice president for Microsoft's cloud and enterprise group. In that role, he was responsible for overseeing the development and management of the company's computing platforms. His leadership has been significant in the growth of Microsoft's cloud services.