PT Karimun Granite has been operating a granite quarry in Pulau Karimun, Riau, Indonesia since 1972. The company is also producing premium quality both granite aggregates and armour rocks in the South East Asia region.
The quarry is operated under a special license (contract of works) between PT Karimun Granite and the Government of the Republic of Indonesia.
Hundreds of million of tons have been supplied to major Ready mix Concrete Companies and almost all major reclamation contractors who have operated in this region.
PT Karimun Granite wa established on 29th September 1971 based on Notary Deed Eliza Pondaag No.47. The establishment was announced in State Gazette Republic Of Indonesia No.25 dated 28 March 1972.

Product :

1. Armour rocks
2. Manufactured sand
3. Aggregate
4. Road Base