In 2000, he moved to Germany where he was selected as a tenor for the Concert Forum Berlin. He performed in 43 cities in Germany in opera houses (Hamburg, Frankfurt, Berlin, Cologne, Düsseldorf, Munich). He also performed as a tenor in the closing of World Class Polo 2000 and the Grand Ball in Berlin (Adlon Hotel). In 2001, with the Dutch company Concert Music, he performed in the Netherlands, Germany, and Belgium in Drei Jungen Tenoren. In 2002 he worked with the Micheal Tietz Company and toured all over Germany in the Enrico Caruso Gala and with the Music Concert Company in ‘O Sole Mio during the festival of Der Tenore. In the summer of the same year he started performing his one-man Carlos De Antonis Concert in Sardinia, Italy. In 2003, he performed for the first time in the musical Sogno d'Oriente and in the show Gala Lirica. He also performed numerous concerts in Germany, France, Italy, Spain, and Mexico. In 2004,with Gala Lirica and other concert companies he toured Argentina, Uruguay, Chile, and Miami.
