Born in Santa Fe, Argentina on 15 November 1966.
From 1993 until 2008 Nury Guarnaschelli was Solo Horn in the Radiosinfonieorchester Vienna. She is a member of the chamber music groups Vienna Brass, and Austrian Horns.
Nury began her studies on the French horn at the age of eight under her grandfather, and from 1979 she studied under Guelfo Nalli in Buenos Aires.
In 1981 she received a scholarship to study under Antonio Iervolino in New York.
From 1984 to 1986 she continued received a scholarship to continue her studies under Gerd Seifert in Berlin at the Karajan Akademie of the Berliner Philharmoniker Orchestra.
She finished her studies at the Hochschule der Künste Berlin, also under Prof. Gerd Seifert, with the highest marks.
After she made her debut at the age of 12, she continued her soloistic and chamber music career in Argentina as well as Europe, with the Yehudi Menuhin Festival (Gstaad), Luzern Festival, Lysy Festival, among others. She has performed in concert halls across the world, including Bern, Genf (Victoria Hall), Queen Elizabeth Hall in London, Berlin, Stuttgart, Vienna, Spain, Slovenia , Hungary and Italy.
Nury has appeared as a soloist with the Stuttgarter Philharmoniker, Berlin Chamber Orchestra, RIAS Berlin, SOB Berlin, Kammerorchester des slovenischen Rundfunks, Radio Symphony Orchestra Vienna, Mozartorchestra Vienna, Orquesta Estable del Teatro Colon, Orquesta Nacional de Camara de Montevideo and the most important orchestras of Argentina and Uruguay , among others.
In 1981 she won the first prize in the Mozarteum Argentino at the VII Competition for Young Soloists of the City of Mar de Plata, and in 1982 received the first prize at the IX Competition for Young Soloists in Santa Fe.
From 1984 to 1988 she played often as substitute horn with the Berliner Philharmonischen Orchester, the Orchester der Deutschen Oper Berlin, and the Symphony Orchestra Berlin with a first horn substitute contract.
From 1987 to 1990 she was the first horn of the Gustav Mahler Jugendorchester under the direction of Claudio Abbado, and in 1991 she was first horn of the Festspielorchester des Gustav Mahler Festes in Kassel.
From 1988 to 1992 she was first horn of the Stuttgarter Philharmoniker.
In 1989 she received the Konex Prize for Classical Music in Buenos Aires, a prize for the 100 most important artists in the history of Argentine classical music.
In December 1991 she won the first prize at the International French horn competition Città di Porcia e Alpe Adria, in Italy.
Since September 2008 she teaches at and runs the Brass Academy Alicante, in Spain.