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Leading a trillion-dollar company , Jeff Bezos has transformed traditional e-commerce site , Amazon , into a business that consumers cannot do without . Present in over 16 countries , the business has gone from selling books to a variety of products and consumer electronics . Bezos has accumulated a net worth of $ 159bn and its cloud services arm , Amazon Web Services , is one of the most utilised services in the corporate world . In 2013 , Bezos purchased the influential media company , The Washington Post , for $ 250mn . www . amazon . com www . businesschief . com