ARCADIS completes Hyder and Callison acquisitions

ARCADIS (EURONEXT: ARCAD), the world's leading natural and built asset design & consultancy firm, announced today that with the completion of both the Hyder and Callison acquisitions it has gained a truly global position and is now able to also deliver solutions for its clients in six out of the seven continents, including Australia. Through these steps the company has also added a number of highly iconic projects to its roster.

ARCADIS completed the acquisitions of both Hyder Consulting and Callison at the end of last week. Hyder Consulting, a 4,600 people design and engineering consultancy with activities in the UK, the Middle East, Germany, Asia and Australia, is a leader in infrastructure, water and buildings. Callison, a 1,000 people high level architectural and interior design consultancy with offices in the United States, China, Europe, Middle East and Mexico, specializes in retail and office design and large mixed use projects.

These acquisitions add more than €500 million in gross revenues thereby increasing ARCADIS' gross revenues to €3 billion and creating the leading global natural and built asset design & consultancy firm with more than 28,000 talented professionals across the globe.