Kahuna is a startup that focuses on marketing automation for mobile devices. Kahuna has received $11 million in funding. This round of funding was led by Sequoia Capital. Sequoia partner and AdMob founder Omar Hamoui is going to join the board of directors at Kahuna. Kahuna’s customers include 1-800-FLOWERS, Yahoo!, and ThredUp. These brands use Kahuna to send push notifications at the right time to get downloaders to come back more often.