Thomas Dohmke is an entrepreneur currently serving as the Cofounder and CEO of a stealth startup since 2025 and as a Strategic Advisor at Apiiro. Previously, they were the CEO of GitHub from 2018 to 2021, where they guided the company through significant growth. Thomas also co-founded HockeyApp, leading it until its acquisition by Microsoft in 2014. They hold a PhD in Mechanical Engineering from the University of Glasgow and a Dipl.Ing. in Computer Engineering from Technische Universität Berlin.