India Based Blockchain Companies

Originally answered here : Quora

I had made a list for myself some time back, so check these out:

Auxesis- Have a variety ofproducts & solutions ranging from IOT, Supply Chain to Cross Border Remittances (Mumbai, Lucknow, London, California)
Signzy - Offer digital trust solutions based on AI and blockchain to Banks (Bangalore)
Darwin Labs - BlockSmiths (Blockchain products for businesses), Satoshi Studios (Incubator For Blockchain Startups Of Southeast Asia) (Gurgaon)
Hashcove- Wallet on phone to store vital information on blockchain (Chandigarh)
KrypC- Build blockchain products for enterprises (Bangalore)
Primechain Technologies Pvt. Ltd. - Manage the BankChain community, flagship product is Primechain-CONTRACT, a private permissioned blockchain - powered solution for contract management (Pune)
Psi Phi Global - Build blockchain products (Bangalore)
RecordsKeeper - Blockchain based Record Keeping Solution for Everyone (Gurgaon)
MindDeft Technologies - Blockchain Development Services Provider (Ahmdebad)
Sofocle - Custom Blockchain Technology Applications Development (Noida)

Hope you found this useful!