Niki Sousouni

Working within the Environment cluster, Niki supports client work on circular economy and sustainability policy at EU level.

Niki works on EU legislative and policy monitoring, translating regulatory developments into client updates, impact assessments and briefings. She supports public affairs workstreams related to circular economy, packaging and waste, extended producer responsibility and digital product policy. Niki also contributes to communication, stakeholder outreach and event organisation in support of advocacy objectives.

Her client experience includes supporting technology and industrial infrastructure companies, as well as retail and consumer-facing groups.

Niki brings institutional experience gained at the European Parliament, working on inter-institutional relations and EU governance files. Previously, she supported climate and environmental policy work in national and multilateral diplomatic settings, within the Greek Ministry of Foreign Affairs.