Justianto worked at PT Indomilk, Jakarta (1970-1974), and joined with the Company since 1974. In the Company has served as a Production Manager, Assistant Plant Manager, Plant Manager, Sales & Distribution Manager. Appointed as a Director of the Company since 1996. The last appointment based on the General Meeting of Shareholders dated June 27, 2019. In addition, he serves as the President Commissioner of PT Campina Ice Cream Industry, Commissioner of PT Ultra Sumatera Dairy Farm, and the Director of PT Ito En Ultrajaya Wholesale. He studied at the Faculty of Food Technology, Bogor Institute Agricultural, graduated in 1963. Does not have some affiliate relationships with members of the Board of Commissioners, with the other members of the Board of Directors, or the shareholders of the Company.