Matthias Hollain

Matthias Hollain currently serves as the Head of Controlling at congstar since May 2023. Prior to this role, Matthias worked at Deutsche Telekom from October 2018 to May 2023, where key positions included Senior Expert Finance Operating Office - Board Member Support Finance and Start up! Trainee - Board Member Support Finance, with project assignments in Group Financial Controlling and Strategic Controlling. Previous experience includes roles at thyssenkrupp Access Solutions GmbH as a Working Student in Controlling, Accounting & Risk, and internships at T-Systems, Q&A Unternehmensberatung GmbH, and Volksbank Rhein-Ruhr EG. Matthias holds a Master of Science in Business Administration with a focus on Accounting & Finance, as well as a Bachelor of Science in the same field from the University of Duisburg-Essen, alongside a Bachelor's degree in Business Administration - Finance & Management from Groupe ESC Troyes.