London Sumatera Indonesia is an agribusiness company in Sumatra, Indonesia. Its head offices are based in Jakarta and regional offices are located in Medan, Palembang, Samarinda and Makassar. It is engaged primarily in the palm oil business. The company has palm plantations sells palm oil products, rubber, palm oil seeds, cocoa and tea. The plantation estates and processing facilities are located in Sumatera Utara, Sumatera Selatan, Kalimantan Timur, and on the Indonesian islands of Sulawesi and Java. Subsidiaries include PT Multi Agro Kencana Prima, Lonsum Singapore Pte Ltd, PT Tani Musi Persada and PT Sumatra Agri Sejahtera. The company trades on the Jakarta Stock Exchange.