Billionaire Profile
Brian Acton
Global Rank
#1122

Image: Public domain | via Wikimedia Commons

Brian Acton

CEO, WhatsApp
US
Real-Time Net Worth
$3.6B
As of December 2025
Age
53
Source
WhatsApp
Industry
technology
Citizenship
US

Biography

Brian Acton is an American internet entrepreneur and computer programmer, best known as the co-founder of WhatsApp, the immensely popular messaging service. Born in Michigan in 1972, Acton's career began in systems administration before moving into product testing roles at companies like Apple and Adobe. He later spent nearly a decade at Yahoo!, where he met his future WhatsApp co-founder, Jan Koum. Acton and Koum left Yahoo! in 2007 and, after being rejected for jobs at Facebook, co-founded WhatsApp in 2009. The messaging app was acquired by Facebook (now Meta) in 2014 for $19 billion. Acton departed WhatsApp in 2017 and subsequently founded the Signal Foundation, investing heavily to promote secure, encrypted messaging and digital privacy. As of 2024, Acton's net worth is estimated to be $3.6 billion.

Wealth Over Time

In-Depth Profile

Early Life and Education

Brian Acton was born in Michigan in 1972. He later moved to Central Florida and graduated from Lake Howell High School. Acton received a full scholarship to study engineering at the University of Pennsylvania, but he left after a year to study at Stanford University. He graduated from Stanford in 1994 with a degree in computer science.

Rise to Success

Acton's career started in 1992 as a systems administrator for Rockwell International. He also worked as a product tester at Apple and Adobe. In 1996, Acton joined Yahoo!, where he worked for nine years. It was at Yahoo! where he met Jan Koum. Acton invested in the dot-com boom and lost millions during the dot-com bubble in 2000. In 2007, Acton and Koum left Yahoo! and traveled throughout South America. In 2009, after being rejected for jobs at Facebook, Acton and Koum co-founded WhatsApp. WhatsApp was acquired by Facebook in February 2014 for $19 billion. Acton left WhatsApp in September 2017. He then founded the Signal Foundation in 2018 to promote secure, encrypted messaging.

Key Business Strategies

Acton's success is largely attributed to WhatsApp's simplicity, focus on user privacy, and end-to-end encryption. His decision to leave WhatsApp due to disagreements over data protection underscores his commitment to these principles. His subsequent investment in Signal reflects a strategic move to foster a secure communication platform. The choice to create a messaging app with an emphasis on privacy helped WhatsApp become a dominant force in the messaging industry.

Philanthropy

Acton and his wife, Tegan, established Wildcard Giving in 2014, which includes three sister foundations: Sunlight Giving, Acton Family Giving, and Solidarity Giving. These foundations support initiatives focused on low-income families, empathy-building, and social justice. The Actons have donated over $1 billion to charitable causes.

Career Milestones

1992

Systems Administrator

Worked as a systems administrator for Rockwell International.

1996

Joined Yahoo!

Joined Yahoo! as a software developer, where he met Jan Koum.

2009

Co-founded WhatsApp

Co-founded WhatsApp with Jan Koum.

2014

WhatsApp Acquired by Facebook

Sold WhatsApp to Facebook for $19 billion.

2017

Left WhatsApp

Departed from WhatsApp.

2018

Founded Signal Foundation

Founded the Signal Foundation to support encrypted messaging.

Philanthropy & Social Impact

Family Support

Sunlight Giving

$470M

Supports basic services for low-income families in the San Francisco Bay Area

Community Support

Acton Family Giving

Unknown

Supports initiatives and organizations the Actons have a personal connection to.

Social Justice

Solidarity Giving

Unknown

Supports and defends America's civic values by funding organizations that advance social justice

Technology

Signal Foundation

$50M

Investment in Signal, an encrypted messaging app

Business Philosophy & Leadership

Notable Quotes

""We didn't set out to build a company. We just wanted to build a product that people used.”"

""Looking forward to life's next adventure""

Leadership Principles

Privacy

Advocates for user privacy and data security in online communication.

Open Communication

Believes in the importance of secure and accessible communication.

Generosity

Committed to using wealth for charitable causes.

Controversies & Challenges

2018

#deletefacebook

Acton tweeted the hashtag in response to revelations about Facebook's handling of user data.