He founded his law practice in 1979 with the Honorable Antonio Discepola, now a retired judge of the Municipal Court of Montreal.

His cases have led him to plead before the various courts of Quebec, notably, the Court of Quebec, Superior Court, Court of Appeal, administrative tribunal as well as before the Rental Board.

Over the years, he has acquired a great deal of expertise that covers various domains of law.

In court, he is recognized as a seasoned litigator and a formidable adversary in cross-examination.

His years of experience and his diversified practice allow him to find quick solutions and have a personalized vision of his clients’ needs.

He was also involved in the high-profile case of the late Arturo Gatti.

Me Mercadante for over 25 years has served as a administrator for the Caisse Populaire Desjardins.

He was also very involved, as President for the Heart Foundation of the Montreal Heart Institute for several years.