Blockstream

Blockstream is a Bitcoin infrastructure company founded in 2014 and headquartered in the Cayman Islands, with offices in North America, Europe, and Asia. The company develops protocols, products, and services built on Bitcoin, with a focus on expanding its capabilities through cryptography and layer-2 technology.

Its core technologies include the Liquid Network, a Bitcoin sidechain for fast settlement and asset issuance, and Core Lightning, an implementation of the Lightning Network protocol. Blockstream also develops the Elements open-source sidechain platform and the Simplicity smart contract language. Products include the Blockstream Jade hardware wallet for self-custody, the Blockstream App for managing Bitcoin and Liquid assets, and AMP, an API for issuing digital assets on the Liquid Network.

Blockstream serves individual users seeking self-custody solutions, enterprises requiring institutional custody and treasury management, and developers building on Bitcoin infrastructure. The company also operates the Blockstream Explorer blockchain data API and provides real-time cryptocurrency data feeds.