Haryaman Muljadi born in Garut, March 1951, and obtained a Bachelor's degree at the Bandung Institute of Technology majoring in Mining Engineering. Started his career at PT United Tractors Tbk in 1981-1998 with his last position as Branch Manager in Jakarta. Joined PT Lancarjaya Mandiri Abadi in 1998 as General Manager. Currently serving as Director of PT LMA Heavy Equipment since 2017.