Vitra has over fifty years of experience in the office sector. The company introduced the revolutionary Action Office concept to the European market in the 1960s. Vitramat, the very first office chair developed independently by Vitra, was launched in 1976. Many pioneering models followed, including designs by Mario Bellini, Antonio Citterio and Alberto Meda. Since the 1980s, Vitra has produced a number of innovative office systems.