Port Wine Institute / Port Wine Route Port Wine Institute - Rua Ferreira Borges, 27 - 4050-116 Porto Tel: ++ 351 222071600 - Fax: ++ 351 222071699 Port Wine Route - Rua dos Camilos, 90 - 5050 Peso da Régua Tel: ++ 351 254320145 - Fax: ++ 351 254320149 The Port Wine Institute, a public body founded in 1933, is in charge of the certification of the "Porto" Denomination of Origin, its quality control, the implementation of the production regulations as well as both its defence and promotion. Port Wine, is a fortified wine, the juice is fermented and arrested with grape spirit to retain some of the natural sugar which gives Port its characteristic sweetness.Port is produced in a variety of different styles ranging from Light Dry White Ports to the quintessential Vintage. www.ivp.pt ivp@ivp.pt