Celio is an international men's clothing retailer based in Saint-Ouen, France.[2] It caters primarily to the Continental European market, aiming to provide fashionable, affordable clothing. Most of Celio's stores are located in shopping centres, with a smaller percentage to be found in the shopping districts of cities and large suburbs. In 2005, the group employed over 1,800 people, with around 1,500 working in stores and the remainder at the group's headquarters and warehouses.
In 1978, two brothers, Marc and Laurent Grosmann, took moved their family shop situated on Holy Street, to Paris. They began opening other shops as early as 1980, all in Parisian region. The concept, Celio, being truly born in 1985. In 1989, Celio had 34 establishments in France. In 1992, store counts had reached 150 establishments in France. They began opening shops in Belgium and in Spain, then in Portugal (1994) and Italy (1999).