November 20, 2009: Grimm Mess & Control GmBH announces the establishment of its new
subsidiary: Grimm Aerosols (Aust) Proprietary Limited.

Silviu Greenhill, an Electrical Engineer, with MSc in Computing and Automation, will
assume the management of Grimm Aerosols (Aust) Pty Ltd.

Silviu is coming with a wealth of experience in Air Quality Monitoring Industry, in the areas
of Operations, Installation and Commissioning, Maintenance, Calibration, and Regulatory
Data Validation and Reporting.

The new company is dedicated exclusively representing the interests of Grimm Mess and
Control GmBH in all aspects of marketing, sales, technical support and maintenance of
equipment in Australia.

For further information contact:
Ing. Silviu Greenhill
General Manager
Grimm Aerosols (Aust) Pty Ltd