Ralph Hallo is an environmental lawyer and is currently Director of Brussels Strategics, a European public affairs consultancy based in the Netherlands.

Previously he was European Public Affairs Manager at Econcern, a sustainable energy company. Prior to joining Econcern, he was Senior Adviser European Affairs for the Stichting Natuur en Milieu (Netherlands Society for Nature and Environment). He served as President of the European Environmental Bureau (EEB, Brussels) from 2000 to 2005.