Hervé Grélat was born in Porrentruy (Jura) in 1977. At the age of 9 he attended his first music lessons in cornet. He became member of the Ensemble de Cuivres Jurassien and changed to the French horn in 1998. He acquired his teaching diploma with this instrument at the conservatory of La Chaux-de-Fonds in the group of Claudio Pontiggia.
In 2001 he received the conducting diploma for brass instruments at the conservatory of Lausanne in the group of Pascal Favre. In addition he attended orchestra workshops of Jean Balisaat. In 2003 Hervé Grélat ranked second in the European conducting competition in Bergen (Norway) as well as in the Swiss contest in Baden (Aargau). Four years later, in 2007, he received his conducting diploma for orchestras at the conservatory Zürich in the group of Johannes Schlaefi. He was given the opportunity to conduct orchestras in Switzerland (Akademisches Orchester Zürich, Berner Kammerorchester, Bieler Orchester) and abroad (Symphonic Orchestra Marienbad, Chamber Orchester Berg Prag, Philharmonic Orchestra Otrava, Conservatory Orchestra Sofia).
In the past years he was invited to conduct many other orchestras such as the National Youth Brass Orchestra (Nationales Jugendblasorchester NJBO), the National Youth Brass Band (NJBB), the Orchestre d’Harmonie de Fribourg (OHF), the brass orchestra Aulos, the Brass music week in St. Moritz and the brass orchestra Oberland Thun (BOOT).
Between 2007 and 2013 he acted as president of the music committee of the NJBB. Further he was committee member of the WASBE-Switzerland from 2010 until 2015. Regularly Hervé Grölat is invited as lector and as expert in music competitions for soloists and ensembles.