He is member of the Turin bar since 1984 qualified to represent before the Corte di Cassazione and the Italian high courts.
He was funding partner of Paolo Emilio Ferreri law firm in Turin, where he exercised the legal profession for almost 22 years.
He founded Musumeci, Altara, Desana law firm in 2005.
He mainly handles with corporate, commercial, banking, financial markets, industrial, labor (public and private employment) and administrative law, both as a lawyer, both as arbitrator appointed by the parties or by the competent authority, either as an independent expert. As a lawyer has assisted and assists, even before courts, many public entities (i.e. Regioni, comuni, enti camerali, asl, etc.). He gave its assistance to several public authorities for the purpose of carrying out public procurement procedures by drawing up the contracts to be subscribed at the end of a tender procedure.

Istituzioni di Diritto Pubblico at Diploma Universitario di Oristano (a.y. 1997-1998); Istituzioni di Diritto Pubblico at Diploma Universitario di Pinerolo (a.y. 1999-2001);
Diritto Pubblico dell’Economia at Università di Torino, facoltà di Economia (a.y. 2002-2003);
Diritto Pubblico at sede universitaria di Asti (a.y. 2001-2005);
Diritto Pubblico at scuola di amministrazione aziendale di Torino (a.y. 2002-2004); Diritto del Lavoro at scuola di amministrazione aziendale di Torino (a.y. 1992-2003).