- CoachNiko Ulanovsky, Ria Schiffner
- Former CoachViktoria Butsaeva
- ChoreographerNikolai Morozov (SP), Joti Polizoakis (FS)
- Practice low seasonOberstdorf
- Practice high seasonOberstdorf
- bio
Gartung started to represent Germany in 2024. He is the first to win a Junior Grand Prix medal for Germany in the Men's event in 19 years (bronze at JGP Ljubljana 2024).
Music Short Program as of season 2026/2027
Lonesome Town (from "Pulp Fiction") by Ricky Nelson, Baker Knight
Bullwinkle, pt. II (from "Pulp Fiction") by The Centurians
You Never Can Tell (from "Pulp Fiction") by Chuck Berry
Bullwinkle, pt. II (from "Pulp Fiction") by The Centurians
You Never Can Tell (from "Pulp Fiction") by Chuck Berry
Music Free Skating / Free Dance as of season 2025/2026
Brick & Blood by The Newton Brothers
Marvel's Daredevil: Born Again (Main Theme) by The Newton Brothers
Judge Jury Executioner by Power Haus, Berlin Aires
Marvel's Daredevil: Born Again (Main Theme) by The Newton Brothers
Judge Jury Executioner by Power Haus, Berlin Aires
skaters bests
| Personal Best Total Score | ISU JGP Solidarity Cup 2025 | 04 Oct 2025 | 219.14 |
| Personal Best Score Short Program | ISU JGP Riga Cup 2025 | 21 Aug 2025 | 75.94 |
| Personal Best Score Free Skating | ISU JGP Solidarity Cup 2025 | 04 Oct 2025 | 146.45 |
