SYeNERGYS supports the implementation of the SET Plan on Energy Systems (Action 4) by providing Secretariat services to ETIP SNET and the Implementation Working Group (IWG4). Building on previous experience, the project strengthens collaboration between industry, research organisations, policymakers and the European Commission, while enhancing stakeholder engagement, supporting the delivery of SET Plan activities, increasing the visibility of the energy systems community, and developing synergies with related European initiatives.