BOARD OF MANAGEMENT & EXPERTS

PT Kalimasada Nusantara Pratama

Ir. Wiku Padmonobo

Ir. Wiku Padmonobo, FAusIMM

Managing Director
  • Head of Metallurgy Division Perhapi (Indonesia Mining Professional Association) as well as Pertamisi (Indonesia Silica Mining & Industry Association).
  • With 30+ years of experience in mining and metallurgy, Wiku has led consulting, operations, and policy input for gold, silver, copper, silica, nickel, iron, iron sand, zircon, tin, bauxite projects.
  • Trusted by ministries and industry partners, he brings both technical depth and strategic vision to PT Kalimasada Nusantara Pratama.

Our Expert Team

Principal Geologist

Ir. Agus Budiluhur

  • Experienced in exploration and resource evaluation, our senior geologists have worked with major mining companies, ensuring accurate reserve estimation and sustainable resource development.
Principal Mining Engineer

Ir. Yusuf Iskandar

  • Specialists in mine design, planning, and operations, open pit and underground.
  • Our engineers provide practical solutions for projects ranging from 100 to 1000 tph ore throughput, with proven track records in large‑scale operations.
Principal Metallurgist

Ir. Eddy Wilson

  • Experts in mineral processing and metallurgy, our metallurgists deliver cost‑efficient and innovative solutions, integrating global best practices with local realities.
Process & Operations Management

Agus Triasmono ST

  • Focused on plant design, commissioning, and optimization, they ensure smooth and efficient processing operations, backed by years of experience in international mining projects.
Maintenance Planning

Robby Alexander

  • The main objective of maintenance planning is to maximize equipment availability and production output while minimizing operational costs, safety risks, and unexpected downtime.
  • It achieves this by transitioning operations from reactive fixes to proactive, scheduled asset care.
Process Maintenance

Alex Kawareh

  • The main objective of a Process Maintenance is to maximize equipment reliability and plant uptime while ensuring the safety of personnel.
  • They achieve this by shifting maintenance from reactive to proactive strategies, optimizing maintenance costs, and enforcing strict environmental and legal compliance.
E&I Engineering

Edy Haryanto

  • Electrical and Instrumentation (E&I) systems act as the central nervous system and lifeblood of the operation.
  • Their core objectives are to ensure absolute personnel safety, optimize resource extraction and product recovery, maximize energy efficiency, and automate processes to reduce costly downtime.
Department Scope

Mining Maintenance Management

  • The main objective of a mining maintenance department is to maximize equipment availability and reliability while controlling costs and ensuring safety.
  • In harsh, continuous mining environments, teams prevent catastrophic failures, extend machinery lifespan, and ensure operations run smoothly.
Supply Chain Management (SCM)

Dicky Dewanto

  • Providing reliability and efficiency in equipment maintenance and supply chain operations, this team ensures projects run on time and within budget.