02 Mar 2012, ore 14:00

Ansaldo STS SpA will announce year end 2011 results following the conclusion of the Board Meeting on Monday 5th March 2012

We will hold a conference call for investors and analysts on Monday 5th afternoon at 4.30 pm CET to comment further on the results.

Slide presentations will be available 10 minutes prior to the start of the call on Ansaldo STS’ investor relations webpage.

To participate please dial in at the following numbers:

Italy: +39 02 805 88 11;

UK: +44 121 281 8003;

USA: +1 718 705 8794

A replay of the conference call will be available for 72 hours, starting from 8.00 a.m. (CET) on 6th March 2012

The numbers to dial are:

Italy: +39 02 72495;

UK: +44 212 818 005;

USA: +1 718 705 8797

using the code 879#

Ansaldo STS participants: S. De Luca (CEO), A. Milvio (CFO), A. Razeto (VP IR)

Best Regards,

Andrea Razeto

investorelations@ansaldo-sts.com