Stefan Tittel

Stefan Tittel is an accomplished entrepreneur and executive with extensive experience in finance, technology, and real estate. Currently, Stefan serves as the Managing Director and Founder of Rough Gemstone I, where the focus is on providing investors with unique opportunities in gemstone investment by minimizing traditional risks. As CEO and Founder of Quantumrock since 2012, Stefan has positioned the company as a pioneer in harnessing artificial intelligence and machine learning for asset management. Additionally, Stefan founded Sinus Cultor d.o.o., specializing in luxury properties in Croatia, and previously held leadership roles at Masterpayment AG and Crossgate AG, both of which are notable for their contributions to online payment solutions and B2B integration, respectively. Stefan's early career includes significant roles at Siemens AG and Agamus Consult, where responsibilities encompassed global sourcing and supply chain management.