Arcadis reports transactions under its current share buyback program

Amsterdam, 27 December 2017 - Arcadis (EURONEXT: ARCAD), the leading global
design and consultancy for natural and built assets, reports that in the period from 18 December 2017 up
to and including 22 December 2017 no shares were purchased.

The total number of shares repurchased under this program to date is 439,354 shares for a total consideration of €8.2 million.

For more detailed information see: https://www.arcadis.com/en/global/investors/share-information/share-buyback-program/

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Improving quality of life

FOR FURTHER INFORMATION PLEASE CONTACT:

ARCADIS INVESTOR RELATIONS
Jurgen Pullens
Telephone: +31 20 2011083
Mobile: +31 6 51599483
E-mail: jurgen.pullens@arcadis.com

ARCADIS CORPORATE COMMUNICATIONS
Joost Slooten
Mobile: +31 6 27061880
E-mail: joost.slooten@arcadis.com

REGULATED INFORMATION
This press release contains information that qualifies, or may qualify as inside information within the meaning of Article 7(1) of the EU Market Abuse Regulation.

ABOUT ARCADIS

Arcadis is the leading global Design & Consultancy firm for natural and built assets. Applying our deep market sector insights and collective design, consultancy, engineering, project and management services we work in partnership with our clients to deliver exceptional and sustainable outcomes throughout the lifecycle of their natural and built assets. We are 27,000 people, active in over 70 countries that generate €3.3 billion in revenues. We support UN-Habitat with knowledge and expertise to improve the quality of life in rapidly growing cities around the world. www.arcadis.com

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