The team at GoChain is bringing their private, scalable blockchain offering to Microsoft Azure. GoChain is a smart contract blockchain based on a go-ethereum code fork, with changes to protocol and consensus model primarily to increase the transaction speed of the network.
This is achieved through core protocol changes as well as the introduction of Proof of Reputation consensus mechanism. This function similar to the current Proof of Authority based models in that verification of blocks are controlled by validation nodes agreed upon by the consortium.
Read about it in the Azure blog.