Jonathan is currently an EIR at Altos Ventures and an Advisor and mentor to young companies including Storify, CalmSea and others. Jonathan was previously Co-founder and CEO of NetBase, where he led the company to prominence as a leader in the Social Media Analytics space. His leadership drove the company transition from a start-up to a world-class software provider of social media marketing solutions to blue-chip customers like Coca-Cola, JD Power, Kraft Foods, SAP, and hundreds of others. Prior to NetBase, Jonathan worked for Ariba where he managed teams responsible for the core technology underlying Ariba’s business-to-business e-commerce platform. Jonathan holds an MBA with Distinction from the Harvard Business School and a BA in computer science with honors from UC Berkeley.