Blockstream is a blockchain infrastructure company focused on building core technologies for the Bitcoin ecosystem. The company has raised $651 million across Seed, Series A, Series B, Convertible Notes, and Series C funding rounds, reaching a peak valuation of $3.2 billion. Backed by investors such as Baillie Gifford, Fulgur Ventures, and AXA Venture Partners, Blockstream develops Bitcoin-native financial infrastructure, layer-2 technologies, mining services, and satellite-based blockchain broadcasting.