He was also a regular guest conductor of the Orchestre de la Suisse Romande's summer concerts.
His great-grandfather Zacharie was a violinist who had studied in Berlin under Joseph Joachim and was active in the musical life of La Chaux-de-Fonds, organizing concerts which brought Saint-Saëns, Massener, and other prominent musicians to the city.
He was also a regular guest conductor of the Orchestre de la Suisse Romande's summer concerts as well making appearances as a guest conductor at international music festivals in Italy, France, Spain, Belgium, England, and Poland.
The only exception was his 1991 opera Die Richterin, based on the novella of the same name by Conrad Ferdinand Meyer.
[3][4] After the 1998 premiere of his sinfonietta Imaginaire Couleur de Ciel, Pantillion composed very little for the next ten years.