Azim Premji inherited his father's vegetable oil company in 1966 and transformed it into a successful global IT company called Wipro. He diversified the business, entered the computer hardware and software markets, and grew Wipro into one of the largest IT services firms in the world with a $35 billion market capitalization. Premji is also philanthropic and founded the Azim Premji Foundation to improve education in rural India. He has committed over $2 billion to philanthropic causes and was the first Indian to sign The Giving Pledge to donate most of his wealth.