Updated: 05/25/2017 02:11 PM | First Published: 07/26/2016 02:58 PM
Heather Bresch, from a clerk to the CEO of Mylan
Heather Bresch started her journey at Mylan, the pharmaceutical company, as a clerk. She entered the company's executive world in 2003 as the head of North American Operations, head of strategic development, and Chief Integration Officer. She became the Chief Operating Officer (COO) in 2007 and the CEO in 2012.