Born south of Vienna, Klemens gained his early stage experience with a community musical company to which he remains dedicated today as its musical director.

After studying journalism first, he dove deeper into the world of vocals earning a degree in Vocal Pedagogy for Pop Singing in Vienna. Klemens completed the three-year Teacher Course at the Complete Vocal Institute in Copenhagen and is an authorized CVT teacher. Klemens works as a vocal coach in Vienna and Lower Austria.

On stage, Klemens performs as a pop singer with several bands and is a member of the Austrian pop/rock a cappella group SAFER SIX. Additionally, he is a news editor and podcast host for the Austrian daily "Die Presse".