Jan Kasza currently has a ranking of Advanced Level A+ (week 45/2026), which is position TOP 10K among men in Poland. Jan has run 11 scored trail races. The best scoring result achieved is several hundred RMT points on a course of ⨦ 14.5 km and + 700 m vertical during Górski Maraton Świętokrzyski in 2025. They recently participated in Nocny Patrol 2026 and scored a lot of RMT points.