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Retna Suprabasasi is an accomplished entrepreneur with extensive experience in education and business development. Currently serving as the Founder of Terazona and SINERGIA WORLDWIDE EDUCATION Pte. Ltd., Retna has also established TUTORDOORS and Legendaz Nuts Company, specializing in roasted cashew nuts in East Java, Indonesia. With a solid background in information technology and project management, Retna previously held roles such as IT Project Manager at Arensys Software Digital Technology and Engineer at PT. Alcatel Indonesia. Additionally, Retna is the Founder, Principal, and Managing Director of Sinergia Worldwide Education, contributing significantly to education consulting and curriculum development since 1999. Academic credentials include studies at Institut Teknologi Sepuluh Nopember Surabaya and SMA Negeri 2 Kediri, Jawa Timur.