David Barzilai Executive Chairman and Co-founder David runs Karamba Security’s go-to-market. Before Karamba David served as VP Marketing at Mellanox (NSADAQ:MLNX) enabling revenue growth from $260M to $500M. David joined Mellanox after its acquisition of Voltaire (NSADAQ:VOLT), where he was VP Software and managed software sales from $0.5M to $6.5M in one year. Prior to that David was CEO and co-founder of two startup companies, one of them was sold to Mercury Interactive (NSADAQ:MERQ), yielding returns of 22X and 6X to its investors. David has earned BA in Computer Science from the Technion, Israel Institute of Technology.