CEO & Co-Founder

Evan Reiser is CEO and co-founder of Abnormal Security, an AI-native email security platform built for the cloud. Evan founded Abnormal Security in 2018, which has been recognized by Gartner, Fortune and Forbes as a leader in cybersecurity and one of the top AI companies in the world.

With more than a decade of leadership experience, Evan has a strong background in company building, high technology product development and enterprise software businesses. As an expert in applied machine learning solutions, he has over a decade of operational experience building behavioral profiling technology for enterprise software solutions.

Before starting Abnormal Security, Evan led product management and machine learning teams for Twitter’s advertising business, where he was responsible for data strategy and privacy, behavioral profiling and ads monetization of the Twitter platform—a $2B/year business. Prior to his experience at Twitter, Evan co-founded and led product development at several successful technology companies that resulted in acquisitions to JPMorgan Chase, TellApart, and Twitter. Evan started his career as a software engineer at Eastman Kodak doing research and development in machine learning for intelligence applications.

Evan holds a B.S. in Computer Systems Engineering from Rensselaer Polytechnic Institute and resides in northern California with his family.