In 2013, Lukas Sport organized the ITF Cro Circuit tournament series, aiming to reduce travel expenses for young tennis players and offer top-quality accommodations, food, and practice courts. It rapidly gained popularity and became the most sought-after series in the ITF Pro Circuit globally. Within a year, Cro Circuit drew 1,500 players from 62 countries across six continents. Notably, several ATP and WTA top 100 players launched their careers at ITF Cro Circuit events managed by Lukas Sport.