Danny Joe has worked as personal trainer of G.I Joe actor Lee Byung-hun, and Hollywood actors Jason Tobin, Brian Tee, Ray Park, and Korean singers Lee Seung-chul, Kim Jong-kook and Lee Hyun-do.
He is one of the few trainers with a nutritionist licence. Danny Joe realized that exercise can not be efficient without proper nutrition. He opened his own studio before he turned 30.
He is planning to launch a drink with his own name and character and he will be competing to become the world champion on August 21 when he will compete in the national championship.