 He also created the first municipal council of Paris with twenty-four members.The Provost of the Merchants had his headquarters in the Parloir aux Bourgeois, located in the 13th century on Rue Saint-Denis close to the Seine and the Châtelet fortress, where the Royal Provost resided.In 1357, the Provost of the Merchants was Étienne Marcel, who purchased the Maison aux Piliers on the Place de Grève, which became the first city hall; the current city hall occupies the same location.