Overview

• Thielmann has amassed more than 110 Bundesliga matches and 30 second-division appearances since joining Köln’s academy in 2017.
• The 23-year-old winger joined the club from Trier at age 15 and made his professional debut in 2019.
• After last season’s relegation, he chose to remain at Köln to support the club’s push for stability in the Bundesliga.
• In June he helped Germany’s U21 side reach the European Championship final in Slovakia, adding international experience to his résumé.
• Sport director Thomas Kessler praised Thielmann’s mentality and potential and expects him to grow into a leadership role.