In 2005, many band members of the Tolmin brass band felt the need for a different musical expression. Thus, the Jazz Punt Big Band was established, uniting musicians with an affinity for jazz music. In 2013, they received the highest number of points among the participants at the International Big Band Competition in Budapest and won the golden plaque.

Drummer and composer Žan Tetičkovič, aka Jean John (1991), is a graduate of the New School for Jazz and Contemporary Music (which he entered on the initiative of Reggie Workman) and was the youngest undergraduate in the history of the School’s Jazz Department to have been appointed assistant. Tetičkovič is recipient of two Young Jazz Composers Awards, a distinction presented by the American Society of Composers, Authors and Publishers (ASCAP). He leads his own jazz ensembles and projects.

The group Jeannette mixes chanson with gypsy jazz, blues and rock ‘n’ roll.

Jegulja is an instrumental trio formed in 2013. The musical style of the band that played over 200 concerts in Slovenia and abroad is progressive stoner, metal and jamming.

Jerica Steklasa participated in concerts and opera performances around the world, on stages in Austria (Wiener Musikverein, Konzerthaus, ORF Radio Kulturhaus, Theater an der Wien, Stadttheater Baden), Germany (Alte Oper Frankfurt, Stadthalle Bayreuth), the Netherlands (the Dutch National Opera & Ballet), Switzerland, Bulgaria, Serbia, Montenegro, Japan and Australia. Steklasa has a wide-ranging interest in classical repertoire (from opera, oratorio, Lied to operetta and contemporary music), which was recognized with awards at numerous competitions.

Jernej Bervar is an award-winning musician, guitar player, composer, arranger, and producer, living in New York City. Jernej discovered his passion for music at early age of 4. Coming from a classical background, he soon developed interest in jazz. In 2012, Jernej was awarded the scholarship to attend Berklee College of Music and has moved to Boston to study jazz guitar. Jernej won several notable awards, including John Laporta Jazz Award and Performance Division Award. In 2014, he won first prize at the international Wilson Center Guitar competition in Milwaukee, USA.

Present on the Slovenian and world music scene since the beginning of the 90s. He plucked the most strings with the groups Psycho-Path (1993-2008) and Lollobrigida (2008-2013). In between, he also played in Kleemar's live act band Därectalchex. After a short break and almost giving up, in 2015 he responded to the invitation of the Dubioza Kolektiv, with whom he still plays today.

Musician, guitarist, composer, songwriter, arranger, producer.

Jet Black Diamonds, a band from Vipava Valley, was formed in 2017. The band members perform a variety of musical styles, with a preference for modern rock'n'roll derivatives.

A music collaboration between two DJs (Bakto and Borka) and a drummer (Marjan Stanić). Their mission statement is to make it sound like a band, a trio and not as "a musician playing along a DJ set".