Gianna Nteri attended drawing and painting classes at the “Megas Alexandros” workshop of the Municipality of Edessa under painter Stelios Mavousidis. She also took iconography classes at the Panagia Dexia Church and the YMCA of Thessaloniki. In the 2000s, she continued painting classes at the YMCA and later studied watercolor techniques under Serbian printmaker Dragisa Cosic. She has presented her work in two group exhibitions and one solo show. Watercolors and pastels are her preferred media.