EMS interest in LONZA

As per July 1, 2007 amendments to the Ordinance of the Federal Banking Commission on Stock Exchanges and Securities Trading in relation to the notification obligations by virtue of addition of shares and call-options have become effective.

As a consequence thereof EMS-CHEMIE HOLDING AG discloses its current holdings in LONZA Group Ltd. as being 7.9%, consisting of 1'585'740 registered shares (3.14%) and 2'400'000 call-options (4.76%).

The LONZA-stake continues to be a financial participation. The purpose of the options is to hedge conversion rights of outstanding convertible bonds.