Polyhedra Network is a company that is building infrastructure for Web3 interoperability, scalability, and privacy. They use advanced zero-knowledge proof technology to provide efficient solutions for asset transfers, message passing, and data sharing between Web2 and Web3 systems. Their products include the zkBridge: The zkBridge protocol employing zkSNARKs, and the zkLightClient: leveraging zero-knowledge proof (ZKP), built on the LayerZero Protocol.