Alessandra was born in Rome.
To assist her creative capacities she followed an artistic formation at the first historic secondary school of Rome, studied at Roma tre university, bachelor degree's course in history and conservation of cultural heritage, simultaneously she discovered the mosaic at studio Cassio, reference point for roman mosaic restoration.
She collaborated for some realizations on sketch of contemporary artists, among whom Sandro Sanna for the superintendence for historical heritage in palazzo Venezia.
To complete her formation, Alessandra studied at the Scuola mosaicisti del Friuli. She won the prizes Gian Domenico Facchina and Friulovest banca for the best essay of mosaic and participated at the specialization course, reserved to the six best students, doing some mosaic commissioned to the school.
Since 2013 , after the Scuola Mosaicisti del Friuli's graduation, Alessandra Di Gennaro and Romuald Mesdagh opened Artefact Mosaic Studio, first at Spilimbergo than at Venice, Italy.
Romuald was born in Belgium.
After an artistic formation, in painting, draw and photography completed in Belgium and Spain, he obtains master-mosaicist's qualification at the Scuola mosaicisti del Friuli, world-famous mosaic school.He participated at the specialization course, reserved to the six best students, doing some mosaic commissioned to the school, participated at some mosaic events in France, Switzerland and Milan.
He worked on the restoration campaign of mosaics decorating the Al-Aqsa mosque, on the direction of the United Nations.