ARCADIS Strengthens Position in Healthcare Building Consultancy

AMSTERDAM, January 6 - ARCADIS (EURONEXT: ARCAD), the international design, consulting,
engineering and management services company, today announced the
acquisition of Plan & Projectpartners, a real estate consultancy firm
primarily active in the healthcare field. The Dutch-based firm has annual
gross revenues of EUR 3 million and 28 employees.

The activities of Plan & Projectpartners will be combined with those of
ARCADIS subsidiary PRC, which as a result of this acquisition will have a
leading position in the Dutch real estate consultancy market for healthcare.
Together PRC and Plan & Projectpartners will be able to capitalize on
developments in the health sector. Further financial details were not
disclosed.

The service offering of Plan & Projectpartners spans out over all of the
steps of the development and construction process, from the determination of
strategic real estate policy up to the preparation and construction
management of buildings. Clients are mainly organizations active in the
healthcare market.

Leo van der Kemp, director for the buildings division in the Netherlands
and also director for PRC said: "This acquisition gives us a leading position
in building consultancy in the health care sector, a sector that is
undergoing strong development. The service package of ARCADIS offers many
possibilities for synergy, which will benefit our clients. The connection
with ARCADIS will also offer excellent opportunities for employees."

About ARCADIS:

ARCADIS is an international company providing consultancy, design,
engineering and management services in 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 15,000 employees and over EUR 2.0 billion in
revenues, the company has an extensive international network that is
supported by strong local market positions. Visit us on the internet at:
www.arcadis-global.com

For more information please contact: Joost Slooten of ARCADIS at +31-26-3778604 or outside office hours at +31-6-27061880, or e-mail at j.slooten at arcadis.nl.