Sigit Iswanto (SI), after accomplished his service in PT. Pamapersada Nusantara as an electric and
communication manager, SI took his part in RML initial development in 2006. Graduated in 1977 from Electro
Department of Akademi Teknik Nasional Bandung he started his career at PT. Elnusa. Regarded as a hard and
smart employee he joined several companies which included PT. Freeport Indonesia for two years in 1980. He
served PAMA in 1997 and resigned ten years later.