IDX: BOSS

PT Borneo Olah Sarana Sukses Tbk.

listed holdingbatubaraEnergi / Minyak, Gas & Batu BaraVerified

Last verified: 2026-09-27 · Data completeness: 100%

This page vs the official record

What you are reading is the company profile: legal identity, sector, headquarters, subsidiaries and contact. The permits it holds, the area it covers and its registered locations are kept on the registry page — that page is the authoritative record for this entity.

Open the official record

Identity

Company Overview

Legal name
PT Borneo Olah Sarana Sukses Tbk.
Entity type
listed holding
Registered office
Wisma 77 Tower 1 Lantai 8, Jalan Letjend. S. Parman Kav. 77, Jakarta Barat 11410
Official website
https://www.bosscoal.com
Exchange listing date
2018-02-15
Exchange sector
Energi / Minyak, Gas & Batu Bara
Registered business
Pertambangan batu bara, pengelolaan dan pembuangan air limbah berbahaya, perdagangan besar bahan bakar padat, cair dan gas, angkutan laut dalam negeri untuk barang khusus, pergudangan, aktivitas pelayanan kepelabuhanan laut, aktivitas perusahaan holding

Mining Permit (the government registry)

Tidak ada entri atas nama Borneo Olah Sarana Sukses di registri resmi pemerintah. Salah satu entitas anak, PT Pratama Bersama, terdaftar di registry dengan IUP (id 611426579704321132, Batubara/Operasi Produksi, 4.210 ha, Kab. Kutai Barat) — izin grup ada di lapisan anak perusahaan.

Sahamnya ada di papan Pemantauan Khusus. Tidak ada pemegang saham pengendali yang dinyatakan: terbesar PT Megah Prakarsa Utama 13,58%, lalu PT Kencana Unggul Semesta 8,69% dan PT Sapphire Mulia Abadi 6,57% — dicatat sebagai pemegang terbesar, bukan pengendali. Beberapa entitas anak dicatat pada persentase di bawah 50% (41,72%; 32,84%) tetapi tetap muncul di tabel 'Anak Perusahaan' bursa; angka dan posisinya disimpan apa adanya.

Corporate Structure

Ownership & Related Entities

Parent, subsidiaries and affiliates are recorded as explicit relations from the source — never merged, never inferred from name similarity.

Major shareholder

PT Megah Prakarsa Utama13.58%

Subsidiaries (7 total)

  • PT Bangun Olahsarana Sukses (BOS)41,72%Pertambangan
  • PT Pratama Bersama (PB)32,84%Pertambangan
  • PT Pratama Natural Resources (PNR)23,34%Perdagangan
  • PT Pratama Prime Resources (PPR)1,11%Pertambangan
  • PT Pratama Buana Sentosa (PBS)0,99%Pertambangan

Showing 5 of 7 subsidiaries.

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