Arcadis Third Quarter Conference Call to be Broadcast Over the Internet.

Business Editors

ARNHEM, The Netherlands--(BUSINESS WIRE)--Nov. 2, 2000

ARCADIS (Nasdaq:ARCAF, ASE:ARCAD) intends to release its third quarter 2000 results for the period ended September 30, 2000 on Tuesday, November 7, 2000. In conjunction with this release, ARCADIS will host a conference call, which will be simultaneously broadcast live over the Internet. Harrie L.J. Noy, Chairman of the Executive Board and Joost Slooten, Director of Investor Relations, will host the call.

Tuesday, November 7, 2000

10:00 AM EDT 

9:00 AM CDT 

8:00 AM MDT 

7:00 AM PDT 

Listeners can access the conference call live over the Internet at http://www.streetfusion.com, or through a link in the investor relations section of the Company's web site at http://www.arcadis.nl. Please allow 15 minutes prior to the call to visit the sites to download and install any necessary audio software. After the call has taken place, its archived version may be accessed at these Web sites.

ARCADIS, with its head office in Arnhem, the Netherlands, is an international consulting and engineering company specializing in the fields of infrastructure, buildings and environment. Wherever the Company operates it aims to improve the physical quality of the living and working environment. ARCADIS has approximately 8,000 employees involved in thousands of public and private sector projects every year.