John Jack

John M. Jack (JJ) has worked in the software industry since 1980 in sales, marketing, and executive management. Highlights include: CEO at Fortify Software (sold to Hewlett Packard) and CEO at Covalent (sold to VMware). COO at The Vantive Corporation (public, sold to PeopleSoft), and executive positions at Sybase, Inc. Since leaving Hewlett Packard in January of 2012, he has served as a consultant to startup companies and their CEOs. JJ currently serves on a number of venture-backed company boards in the cybersecurity and other segments. He is also a board partner at the VC firm Andreessen Horowitz.