Since transferring from Osnabrück, Sebastian Klaas has successfully integrated into the team at Paderborn. His contract as a midfielder has been extended ahead of schedule. SCP's managing director, Benjamin Weber, conveyed his pleasure that Klaas envisions his future at Paderborn, acknowledging Klaas's successful advancement from the 3rd League to the 2nd Bundesliga. Originally, Klaas's contract was due to end in the summer of 2025, but it has now been extended for several more years, though the precise length of the extension has not been revealed.

Sebastian Klaas has extended his contract with SC Paderborn. The club made an announcement indicating that the 26-year-old player envisions his future at Paderborn. Benjamin Weber, the club's sporting director, conveyed his happiness regarding Klaas's decision, emphasizing Klaas's successful move from the 3rd League to the 2nd Bundesliga and his significant contribution to the team both on and off the field. The precise length of the contract extension remains undisclosed.