November 16, 2017 | Israeli-founded content promotion company Outbrain will appoint David Kostman as co-CEO of the firm. Kostman will join CEO and co-founder Yaron Galai. Kostman is a member of Outbrain’s board of directors since 2014 and will continue the role even as he steps up to CEO. He is also the chairman of the board of cybersecurity firm NICE and a director at companies like adtech firm IronSource. The New York-based Outbrain is one of the top online content discovery and promotion companies in the world. It was founded by Ori Lahav and Yaron Galai in 2006.