PT. ARIHTA PAPER was formed in 1990 to establish a truly world class market pulp mill at Medan in the of Sumatera Utara. In 27/03/2007 PT. ARIHTA PAPER changed it's name to Kertas ARIHTA. The Site provided a combination of four necessary elements: available conversion forest area , permanent availability of clean process water, location for deep water shipping and suitable construction conditions. As a company built in the era of environmental consciousness, Kertas ARIHTA has established commitments to be Elemental Chlorine Free from start up, has achieved ISO 9000 Certification, and follows air and water effluent standard equivalent to North America mills. The Company is committed to sustainable forest practices, including conservation areas for biodiversity.