While energy transition processes are embedded in locally and regionally specific institutions, infrastructures and natural environments challenges remain in identifying the institutions that matter for renewable energy deployment, how they work and how they influence energy transition at the regional level. The paper discusses the institutional configurations, discernible by looking at the influence that the socio-material forms of energy exert on energy infrastructure, and its governance. It is argued that the socio-material dimensions of renewable energy are useful to emphasise the institutions that matter for renewable energy deployment and can shed light on the capacity of regional governments to steer renewable energy transitions. By ...