OCEANERA-NET is a European Research Area Networks which brings together public sector funding organisations and the European Commission, working together on joint calls to support collaborative research and demonstration projects in ocean energy. The supported projects cover a wide range of topics relevant to the theme - wave, tidal and OTEC devices, components, subsystems, resource data etc. This poster summarises the work of OCEANERA-NET since 2013, including over Euro 20m of funding to 25 collaborative projects.