ARCADIS (NASDAQ: ARCAF, EURONEXT: ARCAD), the international consulting and engineering company, has been awarded contracts valued in total at more than $48 million to perform sediment remediation and management as well as ecological restoration at four locations across the United States. ARCADIS was selected based on the strength of its capabilities in the fields of site investigation, sediment remediation and management, ecological and riverine restoration, and construction management.

The projects, which are located at sites in California, Texas and the upper Midwest, will be performed for ARCADIS industrial clients and related groups of possible responsible parties. The majority of the work will be completed this year, with some work extending into 2008.

"ARCADIS was selected because of its integrated package of internationally recognized scientific and engineering expertise and its demonstrated track record of completing similar large-scale environmental projects safely, on schedule and within budget," stated Ed Lynch, president of ARCADIS BBL. "In addition, ARCADIS has been contracted by one of the clients for the investigative and regulatory negotiation stage of a high-profile sediment site in Europe, which demonstrates the client's confidence in our global capabilities."

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 $ 1.5 billion in gross revenue, the company has an extensive international network that is supported by strong local market positions.

Except for historical information contained herein, the statements in this release are forward-looking statements that are made pursuant to the safe harbor provisions of the Private Securities Litigation Reform Act of 1995. Forward-looking statements involve known and unknown risks and uncertainties that may cause the company's actual results in future periods to differ materially from forecasted results. Those risks include, among others, risks associated with possible changes in environmental legislation and risks with regard to the Company's ability to acquire and execute projects. These and other risks are described in ARCADIS' filings with the Securities and Exchange Commission over the last 12 months, copies of which will be available from the SEC or may be obtained upon request from the Company.