How he joined the Club: Signed as a Homegrown Player on Dec. 10, 2019.
A native of Addison, Ill., Slonina has spent the past four seasons playing in the Chicago Fire Academy, featuring at the U-14, U-16, U-17 and U-19 age groups. Throughout his four seasons in the Fire Academy, Slonina featured in 61 games (58 starts) while competing in the U.S. Soccer Development Academy. Slonina was also a member of the U.S. Soccer Residency program as part of the U.S. U-17 Men’s National Team during the Fall 2016 and Spring 2017 semesters.
He joins his brother, Gabriel Slonina, on the Fire’s 2020 roster. Gabriel previously signed a Homegrown Player contract with the Fire on March 8, 2019, becoming the youngest Homegrown Player signing in MLS history at 14-years-old.