Seo Yeong Taek is a South Korean tenor and member of the crossover group FORTÉNA. He obtained a bachelor’s degree in Vocal Music from the Korea National University of Arts and later earned a master’s degree in Music from the Conservatoire National Supérieur de Musique et de Danse de Paris in France. He entered the singing competition "Phantom Singer 4" and advanced to the late rounds where he was grouped with 3 other singers and formed Forténa. The group has the interesting fact that all four members are tenors but each member is a different type. They ended up in 2nd place and made their official debut on June 2023 during the last episode of the show that was aired live.
(Source: Korean = Namu Wiki || Translation = MyDramaList)
