Zigmas Čepulėnas became interested in guitar being 14 years old. He started his studies with Vytautas Panavas in Ignalina music school. In 1999 Zigmas entered Vilnius Conservatoire, where he studied with Algimantas Pauliukevicius. After two years he entered Lithuanian Academy of Music and Theatre where he studied with Julius Kurauskas and received his Bachelor's degree in 2005.  Later Zigmas continued his master‘s degree studies of chamber music with a longtime member of National Vilnius string quartet violinist, prof. Petras Kunca. Meanwhile the guitarist had masterclasses with Aleksander Frauchi, Antonio Gonsalves, Jose Maria Gallardo del Rey, Reinbert Evers and Corona Guitar  Quartet. Zigmas is also interested in flamenco guitar and culture. Constantly improving his playing style he had masterclasses with the famous flamenco player Paco Serrano.

            Zigmas has won several Lithuanian classical guitar festivals and competitions. He has been playing concerts with Vilnius University Chamber Orchestra in Lithuania and France. He has also played in Latvia, Estonia, Germany. Zigmas was a member of  Vilnius Conservatoire Students Guitar Quartet. He made several recordings for Lithuanian National Radio. By making his own arrangements, Zigmas is enriching classical guitar quartet repertoire, adding pieces from symphonic to rock music.

            Since 2002 Zigmas is also an active guitar teacher. His students are winners of national guitar competitions and he is being invited to competitions as a jury member in Lithuania and abroad.