YouTube cofounders Chad Hurley, 29, left, and Steven Chen, 27, pose for a photo with their laptops at their office loft in a San Mateo, Calif. Hurley is now 33. (AP Photo/Tony Avelar, File)
Despite selling the site to Google in 2006, Hurley stayed on at YouTube to help guide its future.
The transition team to take over the healm has been for months. Salar Kamangar has already been running YouTube on a daily past for two years and he will take over the CEO title.
Hurly will remain an adviser to YouTube.