Marissa Mayer

Marissa Mayer is an American business executive. She joined Google in 1999 as employee No. 20 and was the search engine company’s first female engineer.

In her 13 years at Google, she held positions as an engineer, designer, product manager and executive, working at different times in Google Search, Google Images, Google News, Google Maps, Google Books, Google Product Search, Google Toolbar, iGoogle and Gmail. Mayer oversaw the layout of Google’s minimalist search homepage.

In July 2012, Marissa Mayer was appointed president and CEO of Yahoo, and in May 2013 led Yahoo in its $1.1 billion acquisition of Tumbler.