Since 1984, the partners of Sigma Prime Ventures have been helping entrepreneurs build great businesses. The firm’s partners have deep operating and startup experience, collectively having founded 10 companies and provided executive leadership to 10 companies. For these companies in which they were operators, they had exits worth over $4.2B, including 3 IPOs. Additionally, as investors, Sigma Prime has fostered the growth and exit of numerous companies, including Internet Security Systems (IPO), m-Qube (acquired by VeriSign), Storage Networks (IPO), Vignette (IPO), Vlingo (acquired by Nuance), Aprimo (acquired by Teradata), Initiate (acquired by IBM), Octane (acquired by e.Piphany), OpenPages (acquired by IBM), Tradex (acquired by Ariba) and many others. In closed funds, the team has returned over $1B in gains, for a gross multiple of 5x.