ARNHEM, The Netherlands, September 23 /PRNewswire-FirstCall/ -- ARCADIS (EURONEXT: ARCAD), the international consulting, design, engineering and management services company, today announced that as per January 1, 2009, Mr Yann Leblais will be appointed to the position of Global Director Infrastructure of ARCADIS. This is a new position aimed at enlarging ARCADIS involvement in large and more complex infrastructure projects and to further leverage the company's impressive infrastructure capabilities globally. Mr Leblais, a Frenchman, has been responsible for the French operations of ARCADIS since 2002, when the company he led was acquired by ARCADIS. He is a civil engineer with great experience in large infrastructure projects and is member of the Board of the International Tunnelling Association. Recently he has served as President of Syntec-Ingenierie, ... the French Consulting and Engineering Association and as President of EFCA, the European Federation of Engineering Consultancy Associations. "We are pleased that Yann Leblais has accepted the exciting challenge of moving our infrastructure activities ahead in the global market place," says ARCADIS Executive Board member Friedrich Schneider, responsible for infrastructure. "He has an excellent track record in large infrastructure projects and in promoting our capabilities in tunnels and bridges - among which the Channel Tunnel connecting France and the U.K., and the highest bridge in the world, the famous Millau viaduct in France." ARCADIS is an international company providing consultancy, engineering and management services in the field of infrastructure, environment and buildings. We aim to enhance mobility, sustainability and quality of life by creating balance in the built and natural environment. ARCADIS develops, designs, implements, maintains and operates projects for companies and governments. With more than 13,500 employees and more than EUR 1.5 billion in gross revenue, the company has an extensive international network that is supported by strong local market positions. Visit us on the Internet: http://www.arcadis-global.com/ DATASOURCE: ARCADIS NV CONTACT: For more information contact: Joost Slooten of ARCADIS at +31-26-3778604 or e-mail at . ARCADIS NV, Nieuwe Stationsstraat 10, P.O. Box 33, 6800 LE Arnhem, The Netherlands, Tel +31-26-3778-292, Fax +31-26-4438-381

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