In Finland top businesses and start-ups in different sectors have started to develop MyData based services and needed underlying infrastructure and interoperability principles. Research institutes, government agencies and other organizations are supporting the development. Together they have established an MyData Finland Alliance, which you can read more about here.
The MyData Alliance is open community, which advance MyData pilots and share knowledge and resource. The aim is to develop national (internationally scalable) interoperability model for personal data management.