Almenar Otero recorded more than 20 albums in four different languages: German, Italian, English, and Spanish. During the 50's and 60's he made concert tours in more than 15 countries. He was known for his songs "Cara Mia" "Arpa, mar y llano", and "Ven a mis brazos". He was also singing professor and vocal coach of Venezuelan singers Gioconda, Maximo Manuel, Edward Mena, among others.