Fireblocks is the key and signing control plane for digital assets, using a Policy Engine to decide who may authorize each transaction across Wallets, Payments, Liquidity, Security and governance and Financial applications, connected through Fireblocks Network.
BitGo provides institutional digital asset custody and infrastructure, founded in 2013, NYSE listed and approved by the OCC as a federally chartered national trust bank, covering wallets, trading and financing, collateral management and off-exchange settlement for asset managers, banks and exchanges.
Paxos is regulated blockchain infrastructure for enterprises, letting banks, brokerages and platforms trade, custody and issue digital assets under their own brands while staying out of end-user products, occupying the issuer and licensing layer of the money chain.