Luxembourg, 30 September 2011 – Callataÿ & Wouters, a leading provider of IT solutions and services for banks, celebrates the 20th anniversary of its subsidiary in Luxembourg. Guy Verhofstadt, former Belgian Prime Minister and leader of the Group of the Alliance of Liberals and Democrats for Europe, is the keynote speaker at the anniversary event. Callataÿ & Wouters Luxembourg has shown remarkable and consistent growth, parallel to the mother company, and has pioneered the firm’s private banking market segment.