Olivier Gruber studied at the School of Fine Arts of Luminy, in the city of Marseille. The young artist soon turned to decorative painting, influenced by Gilles Dez, creator of the villa Galici in Aix-en-Provence. Olivier Gruber has made several works in the surroundings of Aix-en-Provence and Marseille, for individuals as well as for professionals. Olivier Gruber's paintings is the visualization of his thoughts in the immediacy: Chance plays an important and major role in the construction of his canvases. Because of this he creates his works on multiple supports such as, sheets, tablecloths or cartons.