MILANO (AIMnews.it) – Expert System is participating in the 5th edition of the AIM Investor Day of IR Top Consulting, scheduled for November 27th at Palazzo Mezzanotte. The event is sponsored by Borsa Italiana – LSE Group. Stefano Spaggiari, Expert System CEO, will meet the financial community during the plenary presentation and in the context of one-to-one and group meetings.