Jhun is known for his work with various K-pop soloists and idol groups, getting his start through acts from SM Entertainment such as Shinee, Super Junior, f(x), Taeyeon, Exo, NCT, and TVXQ.

He founded and became chief executive officer of music production and publishing company Marcan Entertainment.

He later traveled back to South Korea to submit his demos, with only SM accepting his music.

[4] He also co-founded songwriting and production teams Marcan Entertainment and Musikade, and regularly collaborates with Denzil Remedios, LDN Noise, and Dem Jointz.

[1][4] All song credits are adapted from the Korea Music Copyright Association's database unless stated otherwise.