He is on the books of Bayern Alzenau and wears shirt number 9. His main role on the pitch is Forward. His estimated market valuation currently stands at 50K €.

His latest transfer saw him join Bayern Alzenau from Viktoria Aschaffenburg via on 2025-01-30.

During the German Regionalliga 2025-2026 campaign, L. Sitter made 18 appearances, scoring 4 goals and adding 0 assists. He averaged 0.2 goals per match from 0 shots, with 0 on target.