SNCF main business of the SNCF Group, which in 2017 had €33.5 billion of sales in 120 countries. The SNCF Group employs more than 260,000 people. Since July 2013, the SNCF Group headquarters are located in a Parisian suburb at 2 Place aux Étoiles in Saint-Denis. The President of the SNCF Group is Guillaume Pepy. SNCF operates almost all of France's railway system, including the TGV ("Train à Grande Vitesse", meaning "High-speed train"). In the 1970s, the SNCF began the TGV high-speed train programme with the intention of creating the world's fastest railway network. It came to fruition in 1981, when
SNCF Class BB 17000 SNCF Class BB 17000 The SNCF Class BB 17000 B-B AC electric locomotives built between 1965 and 1968. It performs suburban duties on railway lines around Paris, notably VB2N carriages. They are monophase locomotives (running off 25 kV AC overhead supply) and have the nickname "danseuses" or "dancers". Since November 2007, 16 of the 105-strong class of locomotives have been scrapped. After spending a varied first part of their careers hauling different types of train, the locomotives were regrouped for use on the Parisian "trains de la banlieue" or suburban trains. They are now all owned and operated by Transilien.