10. Marissa Mayer
CEO
Yahoo
Bundles For: Barack Obama
Amount: $242,390
Mayer, who spent 13 years at Google before taking the top Yahoo job in July 2012, has bundled $242,390 in contributions for the Obama campaign. Mayer was considered one of the brightest at Google and had a huge influence on the company's search business. Mayer held a fundraiser for Obama at her house in 2010.
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