John Kosner is an internet pioneer and four-decade veteran of sports media. Today, he is an investor and advisor in sports tech startups and president of Kosner Media, a digital media and sports consultancy.

In 2018, John and the late NBA Commissioner Emeritus David Stern created Micromanagement Ventures, a portfolio of sports technology start-ups focused on media, betting and player health. John continues to serve as an advisor to and an investor in nine of the original Micromanagement Ventures portfolio companies which include WHOOP, WSC Sports and Overtime.

In addition, John is an advisor to Apple News, the NCAA, the Big East, Opendorse, SponsorUnited, Videocites, Tixologi, among others. Previously, John ran Digital Media for ESPN for 15 years.