ARCADIS Publishes Annual Report 2008

ARNHEM, The Netherlands - ARCADIS (EURONEXT: ARCAD), the international design, consulting, engineering and management services company, announces today that the Annual Report 2008 is now available digitally on the company website: www.arcadis-global.com.

About us:

ARCADIS is an international company providing consultancy, design, 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 14,000 employees and over EUR 1.7 billion in gross revenue, the company has an extensive international network that is supported by strong local market positions.

ARCADIS NV Consolidated Statement of Income Amounts in EUR millions, Fourth quarter Full year unless otherwise stated 2008 2007 2008 2007 Gross revenue 485.4 422.3 1,739.9 1,510.2 Materials, services of third parties and subcontractors (173.1) (151.3) (578.0) (505.7) Net revenue 312.3 271.0 1,161.9 1,004.5 Operational cost (261.4) (233.4) (1,008.7) (878.5) Depreciation (6.3) (6.5) (23.3) (20.4) Other income - 1.6 1.9 1.6 EBITA 44.6 32.7 131.8 107.2 Amortization identifiable intangible assets (4.0) (4.1) (12.2) (12.2) Operating income 40.6 28.6 119.6 95.0 Net finance expense (8.7) (2.3) (23.6) (8.6) Income from associates (0.2) (0.2) (0.1) (0.8) Profit before taxes 31.7 26.1 95.9 85.6 Income taxes (11.6) (8.5) (32.9) (28.1) Profit for the period 20.1 17.6 63.0 57.5 Attributable to: Net income (Equity holders of the Company) 17.3 17.8 57.3 54.9 Minority interest 2.8 (0.2) 5.7 2.6 Net income 17.3 17.8 57.3 54.9 Amortization identifiable intangible assets after taxes 2.5 2.7 8.1 7.9 Non-recurring income, net of taxes (1.0) (1.0) Option costs UK share save scheme - 0.1 0.2 0.1 Net effects of financial instruments 2.4 (0.4) 4.4 0.4 Net income from operations 22.2 19.2 70.0 62.3 Net income per share (in euros)(1) 0.29 0.29 0.95 0.90 Net income from operations per share (in euros) (1) 0.37 0.31 1.16 1.02 Weighted average number of shares (in thousands) (1) 60,197 60,732 60,519 60,990 (1) The comparison figures have been adjusted to reflect the 3:1 stock split as effectuated in the 2nd quarter. ARCADIS NV Condensed Consolidated Balance Sheet Amounts in EUR millions December 31, 2008 December 31, 2007 Assets Non-current assets 362.5 332.9 Current assets 695.9 588.8 Total 1,058.4 921.7 Equity and Liabilities Shareholders’ equity 207.6 187.7 Minority interest 12.3 11.5 Total equity 219.9 199.2 Non-current liabilities 316.4 216.7 Current liabilities 522.1 505.8 Total 1,058.4 921.7 ARCADIS NV Changes in Shareholders’ Equity Amounts in Share capital Share premium Cumulative translation EUR millions reserve Balance at December 31, 2006 1.0 36.4 (7.6) Exchange rate differences (22.2) Taxes related to share-based compensation Income directly recognized in equity (22.2) Profit for the period Total income / (expenses) for the period (22.2) Dividends to shareholders Own shares purchased for granted options Share-based compensation Options exercised Expansion ownership Balance at December 31, 2007 1.0 36.4 (29.8) Balance at December 31, 2007 1.0 36.4 (29.8) Exchange rate differences (10.4) Taxes related to share-based compensation Income directly recognized in equity (10.4) Profit for the period Total income / (expenses) for the period (10.4) Dividends to shareholders Stock split 0.2 (0.2) Own shares purchased for granted options Share-based compensation Options exercised Expansion ownership Balance at December 31, 2008 1.2 36.2 (40.2) - Table Continued - Total Amounts in EUR millions Retained shareholders’ Minority Total earnings equity interest equity Balance at December 31, 2006 159.1 188.9 11.8 200.7 Exchange rate differences (22.2) 0.7 (21.5) Taxes related to share-based compensation (0.1) (0.1) (0.1) Income directly recognized in equity (0.1) (22.3) 0.7 (21.6) Profit for the period 54.9 54.9 2.6 57.5 Total income / (expenses) for the period 54.8 32.6 3.3 35.9 Dividends to shareholders (20.4) (20.4) (2.0) (22.4) Own shares purchased for granted options (19.8) (19.8) (19.8) Share-based compensation 4.2 4.2 4.2 Options exercised 2.2 2.2 2.2 Expansion ownership (1.6) (1.6) Balance at December 31, 2007 180.1 187.7 11.5 199.2 Balance at December 31, 2007 180.1 187.7 11.5 199.2 Exchange rate differences (10.4) (2.8) (13.2) Taxes related to share-based compensation (0.7) (0.7) (0.7) Income directly recognized in equity (0.7) (11.1) (2.8) (13.9) Profit for the period 57.3 57.3 5.7 63.0 Total income / (expenses) for the period 56.6 46.2 2.9 49.1 Dividends to shareholders (24.8) (24.8) (1.2) (26.0) Stock split - - Own shares purchased for granted options (9.1) (9.1) (9.1) Share-based compensation 6.0 6.0 6.0 Options exercised 1.6 1.6 1.6 Expansion ownership (0.9) (0.9) Balance at December 31, 2008 210.4 207.6 12.3 219.9 ARCADIS NV Condensed Consolidated Statement of Cash Flows Amounts in EUR millions Full year 2008 2007 Net income 57.3 54.9 Depreciation and amortization 35.5 32.6 Gross cash flow 92.8 87.5 Net working capital (15.9) (0.8) Other changes 3.6 (7.8) Net cash provided/(used) by operating activities 80.5 78.9 Investments/divestments (net) in: (In)tangible fixed assets (26.6) (19.1) Acquisitions/divestments (73.2) (87.7) Financial assets (0.5) (8.7) Net cash used in investing activities (100.3) (115.5) Net cash provided by financing activities 60.4 34.2 Change in cash and equivalents less bank overdrafts 40.6 (2.4) Exchange rate differences (0.6) (4.3) Cash and cash equivalents less bank overdrafts at January 1 71.7 78.4 Cash and cash equivalents less bank overdrafts at December 31 111.7 71.7 Attachment to Press Release Annual Results 2008 of ARCADIS NV Geographical information Amounts in EUR millions or % Gross revenue 2008 2007 Netherlands 404 374 Other European countries 378 342 United States 791 656 Rest of world 167 138 Total 1,740 1,510 Geographic mix (gross revenue) 2008 2007 Netherlands 23% 25% Other European countries 22% 23% United States 45% 43% Rest of world 10% 9% Total 100% 100% EBITA, recurring 2008 2007 Netherlands 8.9% 10.3% Other European countries 9.5% 8.2% United States 11.3% 10.9% Rest of world 25.0% 19.6% Total 11.3% 10.5% Margin, recurring 2008 2007 Netherlands 24.5 26.2 Other European countries 28.3 22.6 United States 56.0 44.6 Rest of world 23.0 12.5 Total 131.8 105.9 Information about business lines Gross revenue 2008 2007 Infrastructure 646 622 Environment 643 537 Buildings 451 351 Total 1,740 1,510 Activity mix (gross revenue) 2008 2007 Infrastructure 37% 41% Environment 37% 36% Buildings 26% 23% Total 100% 100% Margin, recurring 2008 2007 Infrastructure 11.4% 8.8% Environment 13.7% 13.5% Buildings 8.7% 9.9% Total 11.3% 10.5%

Visit us on the internet at: www.arcadis-global.com

PRN NLD

Source: ARCADIS NV

For more information contact: Mark Zellenrath of ARCADIS at +31-26-3778348 or outside office hours at +31-6-507-36265 or e-mail at m.c.zellenrath at arcadis.nl