On July 12th 2023 Mathias was speaking at the Re-Building Europe conference organized by international real estate consultancy group Drees & Sommer in Stadstimmerhuis Rotterdam.
Other speakers included Emiel Arends (municipality Rottterdam and Amsterdam), Vincent Taapken (New Industry), Niklas Veelken and many others.
The Re-Building Europe series is organized by DreSo in collaboration with Schneider Electric, E.ON, Georg Fischer Piping Systems, Schindler, New European Bauhaus, BNP Paribas Real Estate, Ghelamco, City of Warsaw, MVRDV, Hines, Lendlease, SwissLife Asset Managers, KPF, Foster + Partners and UNStudio.