Coaching Career Highlights:
Led Swiatek from a 2019 year-end ranking of No.61 to a career-high ranking of No.17 when she became the first Polish player to win a major singles title when she hoisted the 2020 Roland Garros trophy
• Helped Swiatek to a breakout campaign in 2019, where she reached her maiden final at Lugano and advanced to the fourth round at Roland Garros
• Under Sierzputowski, she posted her first Top 100 season in 2019 (finishing at No.61), and broke into the Top 50, achieving a then-career-high ranking of No.48
Long time coach of Iga since juniors (started working together in 2016), leading her to junior Wimbledon singles title in 2018

Playing Experience:
National Junior Player – stopped playing at 18 years old.

Began coaching at the age of 13. Used to help coach his younger sister who was a promising junior player. At 14, was spending around 12-14 hours a week as a hitting partner until he was hired by a local tennis club at 15 to help with group and individual lessons. Hobbies include playing squash, traveling and trying new foods. One of his dreams is to sail all year long around the world (staying away from hurricane seasons). Believes it’s important to consult with coaches who have more experience on the professional tour (previously Michal Tabara; currently Nick Brown). Speaks Polish and English. Professionally certified through the Polish National Association and PTR (Professional Tennis Registry).