Singer, Chairman, entrepreneur
Yoo Young-jin, H.O.T., S.E.S., Shinhwa, Fly to the Sky, BoA, Song Kwang-sik, Kangta, Dana, M.I.L.K, Blackbeat, Shinvi, Isak 'N' Jiyeon, Chu Ga Yeol, TVXQ, TRAX, The Grace, Super Junior, Zhang Liyin, Iconiq, J-Min, Girls' Generation, SHINee, f(x), nadia, EXO