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Explore our press releases and stories article to gain insight into our achievements, innovations, and industry-related updates.
21 / 04 / 2022
Press Release
Resource Estimate of The Onto Deposit Increases to Over 2 Billion Tonnes
Content Significant Copper and Small Amount of Gold Jakarta, 21 April 2022 – PT Sumbawa Timur Mining (STM) announced today a newly concluded mineral resource estimate of the Onto copper-gold deposit in Nusa Tenggara Barat Province. The mineral resource estimate, which was completed in December 2021, reported a total 2.1 billion tonnes (Bt) with each […]
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05 / 06 / 2025
Press Release
STM Distributes 11 Cows to Dompu Community for Eid al-Adha Celebration
Dompu, June 5, 2025 — PT Sumbawa Timur Mining (STM), a copper exploration company managing the Hu’u Project, distributed 11 sacrificial cows to communities in Dompu Regency in celebration of Eid al-Adha. This donation also serves as part of the company’s support for public nutrition improvement programs in line with government initiatives. Nine of the […]
05 / 06 / 2025
Press Release
Greening the Environment and Reducing Plastic Waste: STM’s Way of Commemorating World Environment Day
Dompu, June 5, 2025 — PT Sumbawa Timur Mining (STM), a copper exploration company operating under a 7th Generation Contract of Work (CoW), joined the commemoration of World Environment Day through environmental greening and plastic waste reduction programs. These initiatives align with the national theme adopted for the mineral and coal mining subsector: “Plant More […]
31 / 05 / 2025
Press Release
STM Scholarship Supports Dompu Students in Achieving National and International Accomplishments
Dompu, May 31, 2025 — The scholarship program of PT Sumbawa Timur Mining (STM), a copper exploration company holding a 7th Generation Contract of Work (CoW), has successfully supported students from Dompu Regency in achieving accomplishments at both national and international levels. Since 2021, STM has provided 109 scholarship slots for the youth of Dompu. […]
24 / 05 / 2025
Press Release
STM Wins IDMA 2025, Recognized for Transparency and Creativity in Digital Information
Jakarta, May 24, 2025 — PT Sumbawa Timur Mining (STM), a copper exploration company, has been awarded the Bronze Winner at the 2025 Indonesia Digital Media Awards (IDMA) in the category of Best Corporate Social Media. The event is organized by the Indonesian Newspaper Publishers Association (SPS), a prominent media organization with 30 provincial branches […]
05 / 05 / 2025
Press Release
NTB Provincial Government and Dompu Regional Parliament Observe PT STM’s Sustainable Environmental Management Efforts
Dompu, May 5, 2025 — The Provincial Government of West Nusa Tenggara (NTB) and the Regional People’s Representative Council (DPRD) of Dompu Regency conducted a visit to PT Sumbawa Timur Mining’s (STM) copper exploration area in Hu’u District, also known as the Hu’u Project. This joint visit aimed to obtain a clear picture of STM’s […]
30 / 04 / 2025
Press Release
Sumbawa Timur Mining Prevents Youth Violence through Student Seminars and Teacher Workshops
Dompu, April 30, 2025 – PT Sumbawa Timur Mining (STM), a copper exploration company managing the Hu’u Project, supports the Dompu Regency Government of West Nusa Tenggara (NTB) Province in preventing youth violence and creating safe spaces in schools through student seminars and teacher workshops. The week-long series of activities was held at three schools, […]
16 / 04 / 2025
Press Release
More Dynamic and Progressive: Sumbawa Timur Mining Unveils New Company Logo
Jakarta, April 15, 2025 – PT Sumbawa Timur Mining (STM) has introduced a new logo as part of the company’s ongoing growth and development. This new identity reflects the spirit and resilience of the company as it continues to advance in copper exploration, supported by responsible and effective innovation. A new chapter has begun in […]
07 / 03 / 2025
Press Release
Onto Deposit Discovery Team Wins PDAC Thayer Lindsley Award 2025
Toronto, March 7, 2025 — The Prospectors & Developers Association of Canada (PDAC), a leading global mineral exploration and development community, has awarded the 2025 Thayer Lindsley Award to the Onto Deposit Discovery Team. This award is given to individuals or exploration teams who have made a significant discovery with economic feasibility potential. The Onto Deposit […]
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