Investor Presentaiton

5 Dedicated management team with significant industry experience and expertise Delta Dunia Operational excellence underpinned by a strong and highly experienced management team with long tenures in the company BUMA Senior Management BUMA Australia Senior Management Sorimuda Pulungan President Director President Director of BUMA since 2021 Previously Director at BUMA from 2012 to 2021 Previously held various senior roles in PT Aurora Gold, PT INCO Tbk, etc. Experience in mining industry (gold/nickel/coal) Colin Gilligan CEO BUMA Australia Director of BUMA since 2019 ◉ Previously as Regional Manager Asia and Middle East in Shell Global Engineering Experience in Energy sector Iwan Salim Director Ryan Kirkwood General Manager - Plant Peter Setiawan Director ☐ Director of BUMA since 2021 Held various roles in BUMA including General Manager of Finance, Budget, and Reporting, Accounting Manager at BUMA from 2010 to 2021 Experience in Big 4 accounting firms lan Briggs General Manager - Legal and Risk General Manager - East and EGM with Downer since 2018 25 years of global mining experience at companies including Angloamerican, Thiess, Mitsui, Downer and GPR in executive and director roles General Manager Plant for all of Downer Mining since 2019 Focused on Asset and Operations Management Over 15 years of experience in Asset Management covering mining, utilities and asset infrastructure at Thiess and Ventia General Manager - Legal and Risk for Downer Mining since 2013 Over 30 years of experience covering private practice and corporate legal roles, he was a partner of a major Australian law firm for 17 years and has led corporate legal teams working on projects, compliance and disputes in the construction and resources sectors for the past 8 years. Neil Reynoldson General Manager - HST General Manager - Health, Safety, Training and Sustainability with Downer Mining since 2018 Over 30 years of Australian mining experience at companies such as Peabody, BMA, Yancoal and Downer, he has worked on both contractor and owner operated mines Hanno Nieuwoudt General Manager - HR Human Resources and Organisational Development professional with over 23 years experience spanning Construction, Aggregates, Cement and Mining industries in global fortune 500 companies - WBHO, Holcim, Cement Australia, Peabody Australia Certified Executive Coach with qualifications and experience in employee development, mentorship, talent management and HR systems - STRICTLY CONFIDENTIAL - 24

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