D ewi Kam is an Indonesian businesswoman who has built a substantial fortune primarily in the energy sector, with a focus on coal and power generation. She is one of the wealthiest women in Indonesia and a key figure in the country's powerful natural resources industry. Her wealth is derived from her significant stakes in several energy-related companies.

She is a major shareholder in the Indonesian coal mining company Bayan Resources. A significant portion of her wealth also comes from her involvement in major power plant projects in Indonesia, including the development of the crucial Jeneponto power plant. Her success is a story of a savvy investor and operator who has capitalized on Indonesia's immense coal resources and its growing demand for electricity. She maintains a relatively low public profile.