Title CEO Company Perion Bio Josef Mandelbaum joined the Company as Chief Executive Officer on July 7, 2010 and was elected as a Director in January 2011. Before joining the Company, Josef worked at American Greetings as Chief Executive Officer of the AG Intellectual Properties Group since 2000 and as Senior Vice President of the Sales and Business Development AG Interactive group from1998 until 2000. At American Greetings, Josef grew the company from 6 employees and virtually no revenue to over 350 employees with $120 million in revenue, and consummated many acquisitions including BlueMountain.com, Egreetings.com, KMobile and Webshots. Josef holds a B.A. in Economics from Yeshiva University and an M.B.A. from the Weatherhead School of Management at Case Western Reserve University.