Zentech S.A.

Liège Science Park, 10 Avenue du Pré A ily 4031 Angleur Belgium Phone: +32 4 3614232 Fax: +32 4 3670063 http://www.zentech.be info@zentech.be Company Contacts Department/ Name Address Chief Executive Officier/Jean-Claude HAVAUX jc.havaux@zentech.be