May 18, 2007 – Charleston, S.C. ARCADIS (NASDAQ: ARCAF, EURONEXT: ARCAD) has promoted David Drost to survey crew chief in our Charleston, S.C. office.
“As a valued member of our team I am pleased to announce David’s promotion. His commitment to produce top-notch project results for our clients represents ARCADIS’ dedication to quality products and solutions for our clients,” stated Sam Hayes, associate vice president.

Drost joined ARCADIS in 2006 where he began working with several key clients on high profile projects including route location surveys for our Berkeley County Water and Sanitation’s Ancrum Sewer Outfall project and a 2,000 acre property boundary, route location surveys for the Greenville Water System’s Table Rock Raw Water Transmission Main project.

Drost is enrolled at Trident Technical Community College in Civil Engineering Technology program and plans on attending the Citadel’s Civil Engineering program to obtain his bachelors degree.

ARCADIS is an international company providing consultancy, engineering and management services in infrastructure, environment and facilities, to enhance mobility, sustainability and quality of life. ARCADIS develops, designs, implements, maintains and operates projects for companies and governments. With more than 11,000 employees and over $1.7 billion in gross revenue, the company has an extensive international network that is supported by strong local market positions.