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College Dropout Builds $19 Billion Fortune After Nixing Banking

  • Guillaume Pousaz’s now valued at $40 billion
  • Online-payments firm raised $1 billion in latest funding round
Guillaume Pousaz
Guillaume PousazSource: Copyright Kieran Kesner. All Rights Reserved.

Guillaume Pousaz studied economics in college in his native Switzerland with hopes of becoming an investment banker.

Then his father was diagnosed with pancreatic cancer, leading him to drop out in his final year of studies in 2005 and later go to work for a payments-processing firm in the U.S.