Dražen Oreščanin is one of the three founders and partners of the company Poslovna Inteligencija, the leading implementer of analytical IT systems in Croatia and the region, with nearly 200 employees in Croatia and branches in the UK, Austria, Sweden, and other regional countries. He began his business career at Zagrebačka banka where, from 1992 to 1998, he participated in the development of credit risk assessment applications and risk management, as well as in the development of reporting systems. He then moved to the Kaptol bank group, where he served as the Vice President for Information Technology. From 2000, as the Deputy Director of IT, he was responsible for the operational management of segments of the Agrokor information system. He has been with Poslovna Inteligencija since its founding in 2001, initially as the Director of Strategy and Development, and from 2010 to 2022 as the Chairman of the Board. He is responsible for the development of new markets, fostering and developing relations with strategic partners, and the development of new products and services. He participates in the most complex projects in the role of enterprise architect for clients such as Hrvatski Telekom, A1 Croatia, United Group, Elisa, Saudi Telecom Company, Telenor, Telekom Slovenije, and many others. Since 2022, he has been a board member in charge of business development at Legit Software, which was founded as a spin-off of Poslovna Inteligencija. In 2011, he completed a postgraduate study in applied computing at the Faculty of Electrical Engineering and Computing, earning a Master of Science degree. He is currently pursuing a doctoral degree. From 2013 to 2015, he was a member of the Board of Directors of the Association of Croatian Independent Software Exporters CISEx. He is one of the initiators and a member of the Board of Directors of the Association Glas Poduzetnika and one of the founders and mentors at BIRD Incubator for Artificial Intelligence and Analytics. As of 2023, he has been a member of the Board of Directors of the Croatian Association for the Promotion of Artificial Intelligence, CroAI.