Haris Mustarto

Commissioner

Term of Office: 2021 – Present

Personal Data

Indonesian Citizen
60 years old
Born in Sleman, June 01, 1965

Domicile

Serpong, South Tangerang, Indonesia

Work Experience

• Chief Administration Officer (CAO) of PT ABM Investama Tbk (2019 – 2020),
• Chief Administration Officer (CAO) PT Cipta Kridatama (2018 – 2019),
• Kepala Divisi / General Manager Human Capital PT Trakindo Utama (2012 – 2018),
• Head of HR & Support Services PT Cikarang Listrindo (2010-2012),
• Training & Development Manager PT Trakindo Utama (2008 – 2010),
• HR Area Manager Tembagapura Division PT Trakindo Utama (2004-2008),
• Country HR Manager Plan International (1992-2004).

Joshua Ratadhi Mulyonegoro

Director

Term of Office: Apr 2025 - Present

Personal Data

Indonesian Citizen
50 years old
Born in Solo, 6 Februari 1975

Domicile

Solo, Indonesia

Work Experience

Joshua Ratadhi was appointed Director of Prima Wiguna Parama in April 2025. He brings extensive experience in supply chain management, having held key positions across the coal mining and mining services sectors. From 2020 to 2025, he served as Group Head of Supply Chain Management at Cipta Kridatama, and from 2012 to 2020, he was Senior Commercial Manager at several companies within the Indika Energy Group.

Throughout his 25-year career, Joshua has built expertise in procurement, vendor management, logistics, warehouse, and inventory. He is recognized for his strategic approach to supply chain transformation, particularly in SCM strategy development, organizational design, and digital innovation with a focus on sustainable growth. He also completed the Artificial Intelligence for Business Leader executive education program at Institute Technology Bandung.

Joshua earned his undergraduate degree from Sanata Dharma University and holds a Diploma in Purchasing & Supply from the Chartered Institute of Procurement and Supply (CIPS), UK.