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Jack Dorsey

Jack Dorsey

Co-founder of Twitter (X) & Square (Block), Bitcoin advocate and investor

BornNovember 19, 1976 (age 47)
NationalityAmerican
FirmBlock, Inc.
EducationMissouri University of Science and Technology; New York University
Known ForCo-founding Twitter (X) and Square (Block); advocating for Bitcoin and decentralized technologies.
Webjack.dorsey.com
SocialX, LinkedIn
LinkedInLinkedInXXWebsite
Investor
Search More

About Jack Dorsey

Jack Dorsey is an American technology entrepreneur and philanthropist, best known as the co-founder and former CEO of Twitter (now X) and the co-founder and Executive Chairman of Block, Inc. (formerly Square). His career has been marked by a focus on social networking, financial technology, and, more recently, a fervent advocacy for Bitcoin and decentralized systems.

Born and raised in St. Louis, Missouri, Dorsey's early interest in technology and programming led him to develop dispatch software before eventually dropping out of New York University to pursue his entrepreneurial ambitions. His vision has consistently aimed at simplifying communication and financial transactions, leading to the creation of two globally recognized companies that have significantly impacted their respective industries.

Beyond his corporate roles, Dorsey is a prominent figure in the cryptocurrency space, championing Bitcoin as a tool for economic empowerment and a foundational technology for a more decentralized internet. He has invested in various startups and initiatives aligned with his vision for a more open and accessible digital future.

Net Worth

Jack Dorsey's net worth is primarily derived from his significant stakes in Block, Inc. (formerly Square) and his past holdings in Twitter (now X). His wealth has fluctuated with the market performance of these companies, reflecting his leadership and the success of his ventures.

Block, Inc. (formerly Square)

Dorsey maintains a substantial ownership stake in Block, Inc., the financial technology company he co-founded. Block's diverse ecosystem, including Square, Cash App, Spiral (formerly Square Crypto), TIDAL, and TBD, contributes significantly to his overall valuation. As of late 2023, his stake is estimated to be a primary component of his wealth, with Block having a market capitalization in the tens of billions of dollars.

Twitter (X)

As a co-founder and former CEO of Twitter, Dorsey held significant equity in the social media giant prior to its acquisition by Elon Musk and subsequent renaming to X. While the specifics of his current holdings or the value realized from the acquisition are not publicly detailed, his past ownership was a major contributor to his net worth.

Other Investments & Bitcoin

Dorsey has made various personal investments in startups, particularly those focused on Bitcoin and decentralized technologies. While the individual valuations of these investments are not always public, his strong belief in Bitcoin is reflected in his personal holdings and his strategic direction for Block, Inc. He has publicly stated his long-term commitment to Bitcoin, indicating its significant role in his personal and professional financial philosophy.

Investment Strategy

Jack Dorsey's investment strategy is heavily influenced by his commitment to open, decentralized, and censorship-resistant technologies, with a particular emphasis on Bitcoin. He seeks to invest in companies and protocols that align with his vision for a more accessible and equitable digital future.

His approach can be characterized by several key tenets:

  • Bitcoin Maximalism: Dorsey is a staunch advocate for Bitcoin, viewing it as a fundamental internet technology and a tool for economic empowerment. His investments and company strategies at Block, Inc. reflect a deep belief in Bitcoin's potential to transform global finance.
  • Decentralization: He prioritizes ventures that promote decentralization, whether in social media, finance, or other digital spheres. This stems from a desire to reduce reliance on centralized authorities and foster greater user control and privacy.
  • Financial Inclusion: Through platforms like Cash App and initiatives within Block, Inc., Dorsey aims to provide financial services to underserved populations globally, reflecting an investment strategy that seeks both social impact and market growth in emerging financial technologies.
  • Long-term Vision: Dorsey tends to invest with a long-term perspective, often supporting foundational technologies and infrastructure rather than short-term trends. His patience and conviction in the underlying principles of a project are key drivers.

Ultimately, Dorsey's investment philosophy is deeply intertwined with his identity as a builder of enduring technology platforms that he believes will shape the next era of the internet and global economy.

Notable Quotes

“Twitter is a tool for serendipity. We are a way for people to find things they weren't looking for.”

— Jack Dorsey

“The internet needs a native currency. We have a good candidate in Bitcoin.”

— Jack Dorsey

“My goal is to make Square the best performing company in the world. And that’s a pretty high bar.”

— Jack Dorsey

Contact Information

While Jack Dorsey is a public figure, direct contact for unsolicited business proposals or investment pitches is generally not available through public channels. His focus remains on his leadership roles at Block, Inc. and his ongoing commitment to Bitcoin development.

For inquiries related to Block, Inc., please refer to the official Block, Inc. website for appropriate contact information. For general discourse and insights into his perspectives on technology and decentralization, following his updates on X (formerly Twitter) at @jack is recommended.

Use Lessie to find verified contact information, mutual connections, and the best outreach strategy for reaching Jack Dorsey and similar investors.

Contact via Lessie

Related Profiles

Elon Musk

CEO of X and Tesla

Marc Andreessen

Co-founder of Andreessen Horowitz

Michael Saylor

CEO of MicroStrategy, Bitcoin advocate

Caitlin Long

Founder & CEO of Custodia Bank

Jesse Powell

Co-founder & former CEO of Kraken

Balaji Srinivasan

Entrepreneur, angel investor, author

Cathie Wood

CEO and CIO of Ark Invest

Brian Armstrong

Co-founder & CEO of Coinbase

Bill Gates

Co-founder of Microsoft, Co-chair of the Bill & Melinda Gates Foundation, Investor

Frequently Asked Questions

Who is Jack Dorsey?

Jack Dorsey is an American technology entrepreneur who co-founded Twitter (now X) and Square (now Block, Inc.). He is a prominent advocate for Bitcoin and decentralized technologies.

What is Jack Dorsey known for?

Jack Dorsey is best known for co-founding Twitter (X), a global social media platform, and Square (Block, Inc.), a financial services and mobile payment company. He is also recognized for his strong support of Bitcoin.

What companies has Jack Dorsey invested in?

While known for founding Twitter and Block, Inc., Dorsey has also invested in various startups, particularly those in the Bitcoin and decentralized technology space, though specific personal investment details are not always public.

What is Jack Dorsey's investment philosophy?

Dorsey's investment philosophy is centered around supporting open-source, decentralized technologies, with a strong focus on Bitcoin. He aims to foster financial inclusion and build resilient, censorship-resistant digital infrastructure.

How can I contact Jack Dorsey?

While direct contact information for Jack Dorsey for investment pitches is not publicly available, you can follow him on X (formerly Twitter) at @jack for his public updates and thoughts.

What is Jack Dorsey's net worth or fund size?

Jack Dorsey's net worth is primarily derived from his substantial ownership in Block, Inc. and his past stake in Twitter. His net worth is estimated to be in the billions of dollars, though the exact figure fluctuates with market conditions.

What are some notable quotes by Jack Dorsey?

Jack Dorsey is known for quotes such as, "Twitter is a tool for serendipity." and "The internet needs a native currency. We have a good candidate in Bitcoin."

What are Jack Dorsey's career highlights?

Key career highlights include co-founding Twitter in 2006, leading it through its IPO and serving as CEO for two separate stints, and co-founding Square (Block, Inc.) in 2009, growing it into a major fintech company.

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