Obtained Bachelor Degree from Mining Engineering ITB in 2000. 20+ years experience in mining industry and 7+ years experience as an independent professional advisor. Registered as Indonesian Competent Person of Perhapi (CPI – Perhapi) also as the member of the Australasian Institute of Mining and Metallurgy (MAusIMM). Certified as Pengawas Tambang Madya (PPTM). His core competencies are including Coal Mining; Mine Planning; Surface Mining; Feasibilty Study; Business Development, Geology.