Bachtiar Karim

Executive chairman

The son of founder Anwar Karim donates through a foundation named after his late father to continue his philanthropic work in education and healthcare in Medan and beyond. Karim, 57, also gives regularly to the National University of Singapore, his alma mater, most recently donating S$2.3 million to establish a professorship on sustainability at the NUS Business School. 


Musim Mas

Net worth:

US$2 billion