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The Arthema String Quartet is considered one of the most promising young string quartets on the contemporary music scene. Through collaborative projects with famous Dutch and European composers the quartet creates unique concert experiences that can be appreciated by audiences from all age groups and cultural backgrounds. 

The ensemble was established by international ​musicians of the highest level in 2017 and has since performed on renowned stages such as Concertgebouw Amsterdam, Muziekgebouw Eindhoven, Concerzaal Tilburg, Toonzaal Willem II 's-Hertogenbosch, Catharinakerk Eindhoven and LocHal Tilburg. They also won the audience prize during the Willem Twee chamber music competition in 2018 and the jury prize in the Asten Young Classical Awards in 2019.

All musicians have masters degrees at leading Dutch conservatories such as Conservatorium van Amsterdam, Koninklijk Conservatorium den Haag and Fontys Hoogeschool voor de kunsten. They have been studying under renowned chamber musicians such as Jenny Spanoghe, Jolente de Mayer, Friederieke Saeijs, Daniel Bard and Isabelle van Keulen. The past years the quartet has been especially engaged in projects as the Huisensemble for Anthony Fiumara and De Link Tilburg, and working actively on several film scores with young Dutch filmmakers. They are also engaged in educational concert series where they present contemporary music in a fun and engaging way to children and youth. This is the mission of Arthema - to bring music to the masses through joyful, exciting and innovative means of presentation. 

The Musicians


Eduardo Diez García is a spanish violinist born in A Coruña, in 1993. He started playing violin at a very young age, learning from teachers such as Ludovic Toth Szenes, Amayak Dourgarian, Yuri Nasushkin and Alexei Michlin. After graduating from his bachelor in Oviedo he travelled to the Netherlands to continue his musical formation by doing a Master of Music in Fontys Hogeschool voor de Kunsten, Tilburg under the guidance of Christiaan Duindam, Jennyfer Spanogue and Lei Wang.

He also received additional lessons/coaching from Isabelle van Keulen, Frederieke Saejis, Baiba Skride, Jolente de Maeyer, Caroline Strumphler, Ilya Kaler and Oleh Krysa amongst others.

Eduardo was an active member of the Nationaal Jeugd Orkest, and has performed in most of the dutch main concert halls with conductors such as Kevin John Edusei and Antony Hermus among many others.

He currently plays on a Marino Capicchioni violin from 1943 (Rimini) and a Cuniot-Hury, Eugène Mirecourt bow from 1900 on loan from the collection of the Dutch Musical Instruments Foundation (het Nationaal Muziekinstrumenten Fonds).

Eduardo Diez - violin


Born in Portugal in 1996, Gabriela started her violin studies at the age of 11 at Centro de Cultura Musical (Famalicão, Portugal) and later on at ARTAVE – Escola Profissional Artistica do Vale d’Ave with teachers António Soares and Nuno Meira. In 2014, she started studying at University of The Arts Codarts with Olga Martinova and currently at Fontys University of Fine and Performing Arts with Jenny Spanoghe. Gabriela participated in master classes with Agustin Leon Ara, Ani Schanrch, Jela Spitkova, Isabelle van Keulen, Frederique Saeijs and Daniel Bard.

In 2017/2018, Gabriela was appointed section leader with Euregio Jeugd Orkest, where she toured during the summer in Austria’s main concert halls. As an orchestra musicians she also worked with Euregio Kamerorkest, Ars Musica, Kamerata Zuid, Orchestra XXI and Metropole Ochestra.

Gabriela Torres - violin

Nikolai Clavier (1989) was born in Norway and completed his bachelor at Barratt Due Music Institute in Oslo. For 3 years he played in the Oslo Artema String Quartet, and in 2014 he founded the Jegersberg Quartet in Kristiansand. Clavier has played with Oslo Camerata, Stavanger Symphony Orchestra, The Norwegian Radio Orchestra and worked as solo violist in the critically acclaimed production of Les Misárables in Kilden Concert Hall. The past years he has been working a with talent education at Majortuen in Oslo, Sicor in Bolivia and El Sistema in Stovner. In 2008 he was awarded the Per Barkved legate and in 2013 he was nominated for the international composers competition “Simply Stunning”. He is known as the quartet’s composer and recording engineer.

Nikolai Clavier.jpg

Nikolaï Clavier - viola


Floor started cello lessons at age 7 with Marja Pol. From age 14 to 17, she was part of the Raffael Quartet, with which she won the Orlando Festival prize at the Princes Christina Competition. With this quartet, she performed frequently in Enschede and the surrounding area. From the age of 16 she took lessons with René Geesing, after which she was admitted to the Royal Conservatoire in The Hague in 2010. Here she studied with Larissa Groeneveld and took lessons with Lucia Swarts, Dmitri Ferschtman and Roger Regter. In October 2020, she graduated cum laude in the Master of Music at the Tilburg Conservatoire with Paul Uyterlinde. In June 2018, she soloed with the CREA Orchestra in Ernest Bloch's Schelomo: Rhapsody for cello and orchestra, and the following year she soloed in Robert Schumann's Cello Concerto in A, for which she brought the students of the Tilburg conservatory together in an orchestra. She was a member of the Nationaal Jeugdorkest and took several master classes at home and abroad, with Alban Gerhardt and Gustav Rivinius, among others.

Floor Bakker - cello

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