Jacek Kusztelak currently has a ranking of Advanced Level A+ (week 45/2026), which is position TOP 10K among men in Poland. Jacek has run 73 scored trail races. The best scoring result achieved is several hundred RMT points on a course of ⨦ 65 km and + 4 150 m vertical during Ultra-Trail® Małopolska in 2026. They recently participated in UltraKotlina 2026 and scored a lot of RMT points.