Kristian Mráček has been playing the violin since the age of four and is currently studying at the Prague Conservatoire. He won 3rd prize at the Ohrid Pearls competition, where he was also awarded 1st prize in the chamber music category. He was the absolute winner of the international Josef Micka Violin Competition, was second at Talents for Europe, the International Competition of Bohdan Warchal, and second at the Kocian Violin Competition. In 2021, he opened the Za poklady Broumovska festival. He won first prize in the chamber music category at the Concertino Praga competition and has a recent win at the Ohrid Pearls competition. He has performed with renowned violinists such as Václav Hudeček and Pavel Šporcl.

David Pěruška (*2002) started playing the cello at the age of five in Katerina Hroníková's class. Since his early childhood, he has successfully participated in domestic and also foreign cello competitions, e.g. 1st prize in the national round of the National competition in Liberec (2011, 2014, 2017), 2nd prize at the International cello competition in Liezen (2012), 3rd prize at the Bohuš Heran competition in Ústí nad Orlicí (2015), 1st prize at the Jan Vychytil´s Cello Competition in Prague (2011, 2012, 2013, 2015, 2012). In 2022, he won the 1st Prize, the Best Czech Participant Award and the Gustav Mahler Orchestra Prize at the International Gustav Mahler competition. In the same year, he succeeded in auditioning for the interpretive competition "Jeunesses Musicales" and will present himself in the next concert season as a soloist with Haydn's 2nd Cello Concerto with the Janáček Philharmonic orchestra Ostrava.

As well as playing solo, he is also heavily involved in chamber music. In 2021 he became a double laureate as well as playing solo, he is also heavily involved in chamber music. In 2021, he became a two-time laureate of the chamber category of the International Radio Competition for Young Musicians Concertino Praga, whose final round was held as part of the Dvorak Prague Festival - there he won the 3rd Prize in piano trio with Natálie Toperczerová and Pavol Praženica, and the 1st Prize, audience award and Emcy Prize in duo with Kristián Mráček. Thanks to this success, the duo gained the opportunity to make a profile CD in the Czech Radio and played a concert at The Notre-Dame du Sablon Cathedral in Brussels by the invitation of the Czech Embassy. He regularly attends courses with Marek Jerie in Wengen, has taken masterclasses at Prof. Marion Feldmann at Steinhardt University in New York (2019), has taken part in courses with members of the Vienna Philharmonic in Slavonice (2020) and the Ševčík Academy in Horažďovice led by Tomáš Jamník (2021). He is currently studying in the class of prof. Petr Nouzovský at the Prague Conservatory.