CEO
Sonar
Brett Martin is co-founder and CEO of Sonar, a location-based mobile application that leverages social network data to reveal hidden connections and interests you share with the people nearby. Prior to Sonar, Brett helped found AppFund, a seed stage mobile incubator from K2 Media Labs. Before K2, he studied early stage startups as a Fulbright Scholar in Milan, helped launch Vice Magazine's VBS.tv, and worked on Wall Street as an equity research associate. Brett attended Dartmouth College and grew up in Ocean City, MD.