Klarna’s cofounder worked at Burger King and lived on food stamps before starting the buy-now, pay-later firm. It’s now worth $16 billion after IPO

fortune.com/2025/09/12/klarna-cofounder-ceo-sebastian-siemiatkowski-rags-to-riches-story

Klarna cofounder and CEO Sebastian Siemiatkowski’s path toward leading a $16 billion company is a rags-to-riches story. His career began by flipping Whoppers at Burger King, hitchhiking across the world, and living off of food stamps. But without his struggles, he may have never sparked…

This story appeared on fortune.com, 2025-09-13 11:55:32.732000.
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