Andreas Hanche-Olsen has extended his contract with Mainz 05, committing his future to the club until 2028. He has been playing for Mainz for two and a half years, with 56 appearances so far. The extension was announced by the club, with Sportdirektor Niko Bungert praising Hanche-Olsen's mentality, defensive qualities, and his positive character in the team. Transfermarkt currently estimates his market worth at 6.00 million euros.