[5] Its diverse businesses extend from the upstream plantation in Malaysia and Indonesia, to downstream manufacturing of oleochemicals, specialty oils and fats which are exported to over 70 countries.

It has 15 palm oil mills with a total refining capacity of 1.8 million metric tonnes of FFB (fresh fruit bunches) per year from its 98 estates throughout Malaysia and Indonesia.

[7]: 7 With oil yield of some six tonnes per hectare per year at its mature estates, IOI is the most efficient plantation company in the world.

[10] The United Nations Environment Programme says palm oil production is the leading cause of deforestation, which is occurring at a rate of about two per cent per year.

[citation needed] Indonesia is also the world's third-largest carbon emitter, largely as a result of deforestation and the burning of peatlands.

[citation needed] IOI develops real estate and makes property investments in commercial, hospitality and leisure, launching its maiden 930-acre Bandar Puchong Jaya township in 1990.

Bunge Loders Croklaan's customer base includes global food giants like Unilever, Nestle, Cadbury and Kraft.

[23] IOI is a co-founder of the Roundtable on Sustainable Palm Oil (RSPO) and has played an active role in shaping the scheme.