Since 1989, forms with his wife, the pianist Lucia Barrenechea, o Duo Barrenechea, developing intense chamber music activities with the flute and piano combination. In 2019, the Duo celebrates 30 years of playing together. Duo Barrenechea was been awarded with the FUNARTE Award for Classical Music, touring 10 Brazilian cities. They toured the USA in 2010 and 2012, and in 2012, Duo Barrenechea went to Portugal and England for concerts. In 2016, Duo Barrenechea performed at the University of Performing Arts in Vienna, Austria, at the XXXI International Festival of Flautists in Lima, Peru and at the 44th Annual Convention of the National Flute Association in San Diego, USA. In 2017, Duo Barrenechea was invited to perform at the Toronto Latin Flute Festival in Canada.