Our Experts

Lidana Erfiandri, S.T.
CEO
Oktarian W. Lusantono, S.T., M.Eng., AAusIMM
COO
Sri Marliana, S.E.
CHRGO
Aldin Ardian, S.T., M.T., Ph.D.
CSOGeotechnics Division

Technical Support Division

Hydrology & Hydrogeology Division

Mandatory Report Division

Research & Development

Ratna Mustika D., S.Si., M.Sc
CoordinatorStrategic Analyst

Chaesary Husna Rekinagara, M.B.A.
Keuangan

Isti Harumi, S.E
Koordinator KeuanganWe Are Mineral & Coal Studio
