Satya Nadella is the CEO of Microsoft, but he played a crucial role in shaping Amazon's cloud computing business before joining Microsoft. Nadella joined Microsoft in 1992 and held various leadership positions before becoming CEO in 2014. Under his leadership, Microsoft has transitioned from a software-focused company to a cloud computing powerhouse. Nadella's strategic vision and focus on innovation have helped Microsoft regain its position as one of the most valuable companies in the world. He is known for his empathetic leadership style and his commitment to diversity and inclusion.