Global Administrator at LongeviQuest, where he oversees the supercentenarian age validation process and serves as a primary liaison with researchers and the Global Validation Commission. A veteran in human longevity research, Stefan has personally validated the ages of hundreds of centenarians and supercentenarians across Europe and Latin America.
Before joining LongeviQuest, he was a researcher with the European Supercentenarian Organisation (ESO) and a founding member of Latin American Supercentenarians (LAS), contributing to international age verification standards. His extensive global experience makes him one of the most respected authorities in supercentenarian validation and longevity documentation.
