PT Pusaka Iwan tirta was founded in Jakarta on April 21, 2008 based on notarial deed No. 22 which was made before a notary Rustianah SH, M.Kn. The deed was approved by the minister the Republic of Indonesia in its decision letter no. AHU-35144.AH.01.01. of Year 2008 Dated 23rd of June 2008. Only in this company Iwan tirta is really as the owner.In the company the deceased iwan tirta entrusted his 6,000 design. So PT Pusaka Iwan Tirta is the legal owner of the trademark design Alm. Iwan tirta. At this time the company was led by Mrs. Lydia Kusuma Hendra as Director. Nursjirwan Tirtaamidjaja, also known as Iwan Tirta, is one of the Indonesia's most celebrated batik artists and designers. His collections are well-known and so are his boutiques, extravagant fashion shows, and fabric designs. Alm. Iwan Tirta is often credited with introducing Indonesia batik to the rest of the world. Alm. Iwan Tirta has successfully taken Batik to a new level. Elements of design were reconstructed, revived, and brought up-to-date, thus keeping batik's existence in Indonesia as well as in the world. His sumptuous and contemporized yet traditional design have appeared in the pages of international magazine such as Voque, Harper's Bazaar, Architecture's Digest, New York Times, Asia Weeks, National Geographic and others. His loyal admirers are ranging from every level of the society, including the aristocracy and royalty. He has staged exhibitions and fashion shows for Indonesia's first ladies and for the Indonesian government, showcasing his collections for visiting heads of state and royal members such as Queen Elizabeth II, Queen Sophie of Spain, Queen Juliana of Netherland and Bill Clinton. He has also presented special and custom-designed Iwan Tirta batik for each heads of state that came for the Asia Pacific Economic Conference held in Jakarta in 1994. In later years there were difficult times as well - financial wrangles and illness, including several strokes - but he always soldiered on. He branched out to put batik motifs on ceramics and silverware, and still got around with his cane.He passed away at July 31, 2010 at the age of 75. He died due to complications affecting his major organs.