Established in 1995, PT Puncak Mustika Bersama focuses on property development. PT Puncak Mustika Bersama owns 35.475sqm of land at Manado, Minahasa, North Sulawesi. The land, which is in the heart of the city, sits on top of a hill that offers a panoramic view of the endless sea, land, and mountains surrounding the city.

It also develops and manages Sintesa Group’s luxurious and budget chain hotels:

• Menara Peninsula Hotel – Jakarta
• Sintesa Peninsula Hotel – Manado
• Sintesa Peninsula Hotel – Palembang
• Griya Sintesa Hotel – Manado
• Griya Sintesa Hotel – Muara Enim