Arcadis N.V.: Arcadis nominates Carla Mahieu to its Supervisory Board Amsterdam, March 11, 2021- Arcadis (EURONEXT: ARCAD), the leading global Design & Consultancy organization for natural and built assets, today announces that it has nominated Ms. Carla Mahieu for appointment to the company's Supervisory Board for a four-year term. The Supervisory Board is submitting a non-binding nomination for the appointment of Ms. C. Mahieu as member of the Supervisory Board at the annual General Meeting on April 29, 2021. If appointed, Ms. Mahieu will fill the vacancy that will be created by the departure of Ms. R. Markland, who has served as a Supervisory Board member since 2009 and is consequently not eligible for re-appointment. The appointment will be for a period of four years and will continue through the end of the annual General Meeting in 2025 and any adjournment thereof. If appointed, Ms. Mahieu will become Chair of the Remuneration Committee and member of the Selection Committee.