2.Warren Buffett – 67 billion
Spanish businessman Amancio Ortega had a modest start, founding a small family textiles factory in 1963. He later founded his primary money maker, clothing company Zara with his then-wife Rosalia Mera in 1975.

1.Bill Gates – 75 billion
Bill Gates founded the largest software company in the world, Microsoft in 1975. Until 2014, he was the largest shareholder in the company. He was the CEO of Microsoft until 2000 when he stepped down to be the Chief Software Architect instead.
