Joost Geevers is a versatile musician. Not only as a conductor and trombonist, but also as an actor in musical theater performances, as a teacher, composer and writer, it is his mission to convey the richness and value that music has to offer to a diverse audience.

As a guest conductor he works with the Residentie Orkest The Hague, the National Ballet Orchestra, the South Netherlands Philharmonic, the North Netherlands Orchestra and the Metropole Orchestra, among others.

In the 2008-2009 he was the conductor of the Ligeti Academy of the Asko|Schönberg Ensemble and since then is an active advocate of new music at home and abroad. He conducted the Dutch premieres of Ives' Universe Symphony with the North Netherlands Orchestra and Stockhausens Hochzeiten aus Sonntag aus Licht with the Radio Philharmonic Orchestra. He also worked with the Netherlands Wind Ensemble, the Ives Ensemble, Ensemble Klang, Orkest de Ereprijs, HIIIT, and the Aarhus Sinfonietta.

As a trombonist he performed with the Residentie Orkest The Hague, the North Netherlands Orchestra, the National Ballet Orchestra, Phion, the Radio Philharmonic Orchestra and the Asko|Schönberg Ensemble, Rotterdam Sinfonia. He is also co-founder and performer with the contemporary music theater company Neo-fanfare 9x13 and the chamber music group Utrecht Collective, appeared on stage as a musician/actor in performances by the Dutch National Opera, the North Netherlands Theatre and Club Guy & Roni and tries to broaden the boundaries of performance practice working with ensembles such as Pynarello and Club Classique. He has also earned his spurs in light music and has conducted and recorded albums with artists such as Fay Claassen, Sven Figee, Di-rect and Trijntje Oosterhuis.

His first book 'In Conversation with the Old Masters' was published in 2015. And since 2016 Joost has been a teacher at the Royal Conservatory in The Hague and the Codarts Conservatory in Rotterdam.