Perth's Power Ledger turns excess electricity into cash

The co-founders of Power Ledger came up with the idea of a blockchain-based renewable energy trading company when they met at an industry gathering in 2015 and realised that they were both trying to find a solution to the same problem how to incentivise electricity users to stay connected to the grid.

David Martin had spent 20 years working for traditional utility companies and was heading a project that aimed to integrate customers with solar panels on their roofs with the local distribution network. Jemma Green, meanwhile, was writing her PhD on the viability of self-generated power and how to encourage households to invest confidently in renewable electricity.