Ratna Mardiana Simarmata
Ratna Mardiana Simarmata, an Indonesian citizen, born in 1970. Currently, she serves as Managing Director of PT Praweda Ciptakarsa Informatika and PT Praweda Sarana Informatika. Previously served as Finance Director (2016 - 2021). She also holds concurrent position as Finance Director PT NBU Mitra Manajemen, PT NBU Properti and PT Tata Asri. Previously served as Finance Director of PT ISTA Indonesia (2019) and Vice President of PT NBU Mitra Manajemen (2016). Prior to joining the Company, her career commenced in Prasetio, Utomo & Partners (Arthur Andersen) as Audit Senior (1994 - 1999). She then moved to PT Samudera Indonesia Tbk with last position as Budgeting & Accounting Group Dept. Head (1999 - 2010). In December 2010 she moved to PT Goltens Jakarta as Finance Controller and then rejoin to PT Samudera Indonesia Tbk in June 2015 as Deputy of Controller Division Head. She earned her Bachelor Degree in Economics Faculty Majoring in Accounting at University of North Sumatera, Medan (1994).