Keith Gruen

Keith Gruen is an experienced investor and advisor, currently serving at EnverX and retorio since 2022 and 2019, respectively. As a shareholder and board member of Ysura GmbH since 2013, Gruen has played a significant role as co-founder and managing director, overseeing general management, finance, marketing, sales, strategy, and human resources. Gruen's investment activities extend to Apaleo and Oaky, focusing on hotel upselling software, alongside key advisory roles at SuitePad. Previously, Gruen was a board member at hetras GmbH, where responsibilities included managing the development of an internet-based hotel reservation system. Additionally, teaching entrepreneurship seminars as a guest lecturer at Cambridge Advantage and founding Kappa IT Ventures exemplify Gruen's dedication to supporting growth and innovation in the tech sector, guided by a strong academic foundation in computer science and mathematics from Brown University.