King held the record for most combined career men's singles and doubles wins at the University of Michigan until 2023 when All-American Andrew Fenty claimed this title, becoming the winningest player in program history.

[3] Partnering Christian Harrison, King won his first ATP Tour doubles title at the 2025 Dallas Open, defeating Ariel Behar and Robert Galloway in the final.

[4] King has played two seasons with World TeamTennis starting in 2018 when he debuted in the league with the Orange County Breakers.

[5] This year, it was announced that he will join his hometown expansion team the Chicago Smash during the 2020 season set to begin July 12.

The Smash were seeded second in the WTT Playoffs and defeated the Orlando Storm for a spot in the final, where they ultimately fell to the New York Empire.