Jack Dorsey

Jack Dorsey, best known as the co-founder and former CEO of Twitter (now X) and current CEO of Block, Inc., is a prominent angel investor with a distinct focus on decentralized technologies, Bitcoin, and innovative internet protocols. His investment philosophy is deeply rooted in his vision for an open, censorship-resistant internet and a more equitable financial system. Dorsey often backs projects that align with these principles, leveraging his extensive experience in building and scaling influential technology platforms.

His investment portfolio reflects a strong bias towards the blockchain and Web3 space, particularly companies building on or around the Bitcoin ecosystem. Notable investments include Lightning Labs, a company developing a second-layer protocol for Bitcoin, which raised a $10 million seed round with Dorsey's participation in 2020. He also famously invested in Bluesky, a decentralized social networking protocol, contributing to its $13 million seed round in 2022. Beyond crypto, Dorsey has shown interest in various fintech innovations and tools that empower creators and individuals, such as his early support for Substack.

Dorsey's involvement often extends beyond mere capital. He is known for providing strategic guidance, leveraging his vast network, and offering insights gained from leading two of the most impactful tech companies of the last two decades. His investments are typically strategic, aimed at fostering the growth of technologies he believes will shape the future of the internet and finance, rather than purely opportunistic plays. He acts as a visionary backer, often championing projects that align with his long-term technological and societal goals.

As an investor, Jack Dorsey is recognized for his significant influence and capacity to write substantial checks. His typical first check sizes reflect his status as a high-net-worth individual and a strategic partner, often ranging from hundreds of thousands to over a million dollars, enabling him to play a meaningful role in early-stage funding rounds for impactful ventures.