Vilvoorde, Belgium Luchthavenlaan 25B 1800 Vilvoorde Belgium Tel:  32.27.92.52.30 Fax: 32.27.92.52.29 Alma Square Building Lenneke Marelaan 2a 1932 Zaventem Belgium Tel: +32 2714 5050 Fax: +32 2714 5027