Over his three seasons in the AHL, Korenar has a lifetime record of 40-24-12 in 75 appearances, along with a 2.86 goals-against average and a .901 save percentage. In 2018-19, his first as a member of the Barracuda, he was named to the AHL All-Star Game.
In 2016-17, he appeared in 32 games with Lincoln of the USHL, splitting the net with Montreal prospect Cayden Primeau. That season he went 14-11-4 with a 2.22 goals-against average and a .925 save percentage with two shutouts. He finished second in the league in save percentage and tied for third in goals-against average.
Internationally, Korenar has represented the Czech Republic on multiple occasions, including the 2018 U20 World Junior Championship and the 2016 U18 World Junior Championship.
The six-foot-one, 190-pound native of Pelhrimov, Czech Republic was originally signed by the Sharks as an undrafted free agent on July 13, 2017.