Irwan Hidayat is the country’s 44th richest person of 2014 according to Forbes, with assets worth USD 600 million. He was born in Yogyakarta on 23 April 1947. Irwan Hidayat is the grandson of the founder of Sido Muncul, Rahkmat Sulistio. Under the leadership of Irwan Hidayat, PT Sido Muncul, the biggest jamu (herbal drinks) in Indonesia, undergoes modernization effort upgrading the factories and making them modern and adapting to international health standards. Products of PT Sido Muncul have gone international, exported and sold abroad.