BillionaireNet
Preston-Werner
Tom Preston-Werner
Rank #3120
UNITED STATESTechnologysoftware

Tom Preston-Werner

Net Worth
$1B
0% (24h)
Tom Preston-Werner is an American billionaire software developer and entrepreneur, best known as the co-founder of GitHub, the world's largest source code hosting platform. Born on May 27, 1979, he is recognized for his significant contributions to the tech industry. Preston-Werner's source of wealth stems from software development and his ventures in the technology sector. His career includes founding Gravatar, co-founding GitHub in 2008, and later, co-founding Chatterbug, a language-learning platform. With a current net worth of $1.0 billion, Preston-Werner has also pledged to donate the majority of his wealth through The Giving Pledge. His achievements include the creation of the TOML configuration file format, and the Semantic Versioning Specification (SemVer).

The Full Dossier

Early Life

Thomas "Tom" Preston-Werner was born on May 27, 1979, in Dubuque, Iowa. Growing up, he experienced the loss of his father at a young age. He attended Dubuque Senior High School and later enrolled at Harvey Mudd College, where he studied for two years before dropping out to pursue his passion for programming.

Rise to Success

Preston-Werner's career took off when he co-founded GitHub in 2008 with Chris Wanstrath, PJ Hyett, and Scott Chacon. The platform quickly became the leading platform for software development and collaboration, hosting millions of repositories by 2013. In 2018, Microsoft acquired GitHub for $7.5 billion. Before GitHub, Preston-Werner created Gravatar, which was sold to Automattic in 2007.

Key Business Strategies

Preston-Werner's success can be attributed to several key strategies. He focused on creating user-friendly tools for developers and fostered a strong open-source community. His ability to understand the needs of developers and create a platform that facilitated collaboration was crucial. After leaving GitHub, he co-founded Chatterbug and founded Preston-Werner Ventures to invest in startups.

Philanthropy

Tom Preston-Werner and his wife Theresa are committed to philanthropy, pledging to donate the majority of their wealth to charitable causes through The Giving Pledge. They founded the 128 Collective Foundation in 2019 to support environmental and progressive initiatives. In 2020, they contributed $1 million to the San Francisco COVID-19 response.

Career Timeline

2016

Co-founded Chatterbug

Co-founded a language-learning platform.

2014

Resigned from GitHub

Resigned as CEO of GitHub.

2008

Co-founded GitHub

Co-founded the world's leading software development platform.

2004

Founded Gravatar

Created a service for providing globally unique avatars.

Philanthropic Impact

COVID-19 Relief$1M

COVID-19 Response

Donated to various organizations supporting frontline workers and vulnerable populations in San Francisco.

Wealth Trajectory