HamburgMattis Krummrei plays beach volleyball and competes in the federation “Hamburger Volleyball-Verband”.
Currently listed in Hamburg Herren 2026 (rank 281, 48 points). 6 tournament results are documented since 2024, most of them in 2024 (4). Mattis has achieved 2 podium finishes, including 1 silver, 1 bronze. Most recently documented: place 9 at HVbV LM U19 (Jun 29, 2025). The best tournament result is place 2 at Sonstige (May 10, 2024). Most frequent partners in the results: Lasse Ritter (3×), Clemens Baumann, Gavin Gerber.