Theo Künzer plays beach volleyball for TSV Penzberg and competes in the federation “Bayerischer Volleyball-Verband”.
Currently listed in BVV U13 Herren 2026 (rank 6, 333 points); BVV U14 Herren 2026 (rank 23, 123 points); BVV U13 Herren 2025 (rank 29, 71 points). Ranking seasons: 2025–2026.