: Energy Web Foundation (operating a dedicated energy blockchain), Power Ledger (P2P trading), and LO3 Energy .

: Enables "prosumers" (consumers who produce energy, e.g., via solar panels) to sell excess electricity directly to neighbors. This eliminates intermediaries and can reduce consumer bills by approximately 40% .

: North America and Europe lead in adoption due to strong regulatory frameworks, while Asia-Pacific is the fastest-growing region, with an expected CAGR of over 27% through 2031.

: Automates grid balancing by using smart contracts to respond to real-time supply and demand. Blockchain-powered microgrids allow local communities to operate independently of the main grid during failures.

: Early blockchains struggle to handle the massive transaction volumes required for global energy systems, though new parallel-execution architectures are improving throughput. Prominent Industry Players Utility & Tech Giants : Siemens, IBM, SAP, and Shell.

An Ecosystem View of Peer-to-Peer Electricity Trading - MDPI