Tracey Matthews has been appointed the new managing director of Gaucho Restaurants.
Matthews was previously HR director at the company and replaces Martin Williams, who has stepped down from the role.
Gaucho, first founded by Dutch national Zeev Godik in 1976, before being reinvented in 1994 in London as Gaucho Grill, has 14 UK sites and three international venues.
The company also owns Cau restaurants, which has a further four UK sites and one in Amsterdam.
Godik, Gaucho's chief executive, was awarded Restaurateur of the Year - Group at Caterer and Hotelkeeper's Cateys in 2012.