Overview

At a glance

We commenced production and operations in 2000, and as of 2020, we have produced approximately

Billion Pounds Of Copper

Million Ounces Of Gold

We have a long-term expected mine life, followed by processing stockpiles. We are also driven to continue our operations by developing the significant potential of the Elang deposit, which forms part of our ongoing assessment.

Our world-class facilities feature a large fleet of mining equipment, a processing plant with 120,000 tonnes capacity per day, a 137-megawatt steam-powered electricity plant, a port with a ferry terminal, air services and an established town site.

Our Leaders

Board of directors

President Director

Rachmat Makkasau

President Director

Rachmat Makkasau

Rachmat Makkasau has worked in the mining industry for over 26 years and has a well-rounded knowledge of the business — from operations, leadership and human resources to business development. His experience in multiple project expansions enables him to bring stability and credibility to the smooth transition of ownership to PT Amman Mineral Nusa Tenggara (AMNT). He is an active member and advisor on several industry and mining associations, and he also obtained a bachelor’s degree in economics and a master’s degree in management from Bina Nusantara University.

Vice President Director

Agus Projosasmito

Vice President Director

Agus Projosasmito

Agus is a seasoned Indonesian investment banker with more than 30 years of experience in the industry. He started his career as the Head of Capital Markets at Danareksa (Persero) in 1982. His extensive career in the banking industry has brought him to sit at various executive positions including as the Vice President Director at DBS Securities Indonesia (1992 – 1995), Managing Director at Danareksa (1995-2001), President Director at PT Nusantara Mahabakti (20007 – present). Prior to joining AMMAN, Agus was the founding CEO of PT Ithaca Resources. He obtained his degree in Economics from Satya Wacana Christian University before completing his diploma in Economics of Development from the Australian National University.

Director

David Gibbs

Director

David Gibbs

David Gibbs is a mining engineer with nearly 40 years of continuous international mining experience in copper-gold, diamonds, uranium, coal (thermal and coking), talc, and nickel laterite with major companies. He has been involved in underground and open-pit mining, predominantly in South Africa, Namibia, Papua New Guinea, Australia, Thailand, and Indonesia. David has held positions in the management of feasibility studies, mine planning, operations, productivity improvement/cost reduction programs, due diligence studies, strategic planning, and project evaluations/developments. He holds a BSc Hons in mining engineering, a First Class Mine Manager’s Certificate (Western Australia), and a Mine Manager’s Certificate (South Africa), and he is an Associate of The Royal School of Mines (ARSM) and a Chartered Engineer (C Eng).

Director

Dr. Naveen Chandra Lal

Director

Dr. Naveen Chandra Lal

Dr. Naveen Chandra Lal has extensive global and executive experience for more than 25 years in mining operations, commercial and commodity trading, acquisitions, mergers, and strategic development. He has managed an extensive portfolio of commodities across multiple industries. Prior to joining AMMAN in 2016, Dr. Naveen worked as CEO of RAK Minerals and Metals Investments FZC, United Arab Emirates, from 2008 to 2012, and later became President Director of Trimex International Indonesia from 2012 to 2016. He holds a master’s degree in chemistry and a Ph.D. from Jadavpur University, India. He also has an Advanced Management Program degree from Harvard Business School.

Director

Aditya Sasmito

Director

Aditya Sasmito

Aditya Sasmito has more than 14 years of diversified experience, including a consultant and banker, covering a broad spectrum of industries (including mining, logistics, utilities, plantation, telco, manufacturing, and banking sectors). He has provided advice on business planning, business reviews, financial modeling, business valuation, market entry studies, due diligence, transactions, credit reviews, and banking relationship management. In 2017, Aditya joined AMMAN and gained significant experience within the mining industry, overseeing port/logistics, inventory, corporate communications, and information technology.

Director

Irwin Wan

Director

Irwin Wan

Irwin has worked in the global mining, civil earthworks, and engineering sectors, holding technical, operational, commercial, and managerial roles for two decades. He has been with AMMAN since 2016 and played a prominent role in the operational and cultural transformation for the new national ownership. Prior to joining AMMAN, Irwin held senior management positions at Leighton (now Thiess) Contractors. He was also the engineering advisor for HKND Group on the Nicaragua Grand Canal Project – at the time, the world’s largest proposed earthworks and infrastructure project. Prior to these roles, he was the Project Director and Head of Mining for ASX-listed Hunnu Coal Limited and SET-listed energy company Banpu, which owned and operated coking coal mines in Mongolia. He is a member of the Australasian Institute of Mining and Metallurgy and a qualified Competent Person for the reporting of JORC Code in the relevant field. Irwin holds double degrees with honors in engineering and triple majors in commerce (corporate finance, investment finance, and accounting) from the University of Western Australia.

Director

Thomas Ramlie

Director

Thomas Ramlie

Thomas has accumulated a diversified professional experience over the past 24 years. He started his career in structured finance in commodities trading at Cargill, followed by corporate financial advisory at Baring Brothers Limited, involved in mergers and acquisitions, IPOs, debt restructurings, and secondary placements. He then diversified into procurement for the Kering Group in France, one of the leading global luxury and retail groups, followed by management consulting. Thomas joined AMMAN in January 2017 and has been part of the management team that has led the company’s transformation since the transfer of ownership to AMNT. He oversees human capital management, procurement, transport, infrastructure and facilities management services, as well as internal audit. Thomas obtained his economics degree with honors from Tufts University.