We take a look at 20 successful entrepreneurs — and where they worked as lowly interns (sometimes unpaid) before making it big.
SEE ALSO: Apple, Google and Facebook interns get paid unbelievably well
1. Katia Beauchamp
The cofounder of cosmetics subscription service BirchBox interned at NBC Universal as a summer associate for digital distribution in 2010 — the same year she started her company while an MBA student at Harvard Business School.
2. Kayvon Beykpour
The CEO and co-founder of Periscope, the live video-streaming app, completed two internships before starting college in 2007. He was a summer intern at a media agency and then spent a year interning at software company Autodesk before getting a degree in computer science from Stanford University.
3. Neil Blumenthal
The Warby Parker co-founder and co-CEO was an intern for consulting firm McKinsey & Company in the summer of 2009. He started the eyewear company in 2010 while pursuing an MBA at the University of Pennsylvania's Wharton School of Business.
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