Now he is regarded as one of the most gifted and refined Italian performers.[citation needed]
Solo career
His active solo career includes engagements throughout North and South America, Europe, and participation at international music festivals in Tanglewood, Freiburg, Taormina, etc. He won a number of violin competitions and has recorded for RAI and Bloomington Radio Station.
Master classes conducted by Greco were held at Drew University in New Jersey (1999-2000), Maracaibo Conservatory in Venezuela (2005) and the Tchaikovsky Conservatory in Santa Severina, Italy (2013).