Jo Sung-woo (Hangul: 조성우; born December 18, 1989), better known by his stage name Code Kunst (Hangul: 코드 쿤스트), is a South Korean composer and music producer. He joined HIGHGRND in 2015 and released his third studio album Muggle's Mansion in 2017. In 2018, he signed to AOMG and appeared as a judge alongside Paloalto on Show Me the Money 777. He released his fourth studio album People in 2020 and won Producer of the Year at the Korean Hip-hop Awards in 2021.