Valtierra holds his MA, Royal Drawing School London and a National Diploma in Illustration and Graphic Design, ESDIP, Madrid. The artist also studied painting and printmaking at the Circulo de Bellas Artes in Madrid. Valtierra is the recipient of various awards and residencies including the Solo Award, Chiara Williams Contemporary Art, The Cello Factory, London, 2018. Residences: Trelex Arts Residency, Switzerland, 2016; Roundabout LX, Lisbon, 2015; Santa Reparata International School of Art and Xenos Gallery, Florence, 2014; and Wilton`s Music Hall, London, 2010.
Valtierra has an extensive international exhibition history and select solo exhibitions include TRIPP Gallery, 2017; Hundred Years Gallery, London, 2015 and 2016; Barbican Arts Centre. London, 2015; Luborimov-Easton Gallery. London, 2015; Roundabout LX. Lisbon, 2015; Biagiotti Progetto di Arte, Florence, 2014; Novas Contemporary Arts Centre. London, 2007. Important group exhibitions: Nunnery Gallery Art Projects, The London Art Fair, 2016, 2017 and 2018; The Cello Factory. London, 2018; TRIPP Gallery, London, 2017; Lubomirov-Angus Hughes Gallery. London, 2016; Hundred Years Gallery, 2015.