Billionaire Profile
Kim Beom-su
Global Rank
#879

Image: Public domain | via Wikimedia Commons

Kim Beom-su

CEO, Kakao
KR
Real-Time Net Worth
$4.6B
As of December 2025
Age
59
Source
Online services
Industry
technology
Citizenship
KR

Biography

Kim Beom-su, also known as Brian Kim, is a South Korean billionaire businessman and the founder and chairman of Kakao, South Korea's leading internet company. His source of wealth comes from online services, and he is a key player in the technology industry. Born in Damyang County, South Korea, in 1966, Kim grew up in Seoul and attended Seoul National University, where he earned bachelor's and master's degrees in engineering. His career began with a developer position at Samsung's IT services unit, before starting Hangame, South Korea's first online gaming portal, in 1998. He is a self-made man who has built a substantial net worth of $4.6 billion. In 2021, he signed the Giving Pledge, committing to donate the majority of his wealth to philanthropy.

Wealth Over Time

In-Depth Profile

Early Life

Kim Beom-su, known as Brian Kim, was born in Damyang County, South Korea, and raised in Seoul. He was the third of five children and grew up in a household where his grandmother played a significant role in his upbringing. His parents worked in modest jobs, with his father in a pen factory and his mother as a hotel maid. Kim funded his college education by working as a private tutor, sometimes skipping meals to save money.

Rise to Success

Kim's career began as a developer for Samsung's IT services unit. In 1998, he founded Hangame with initial funding from friends and family. Hangame quickly became South Korea's first online gaming portal. In 2000, Kim merged Hangame with Naver, creating NHN Corporation, and became its co-CEO. Later, he started KakaoTalk, South Korea's leading messaging app, in 2010. KakaoTalk has become an integral part of South Korean society, with a vast majority of the population using it.

Key Business Strategies

Kim's key strategies included identifying the potential of mobile applications early on. He focused on creating a platform for social interaction and communication, which was key to the success of KakaoTalk. Also, he has made strategic acquisitions and diversification to expand Kakao's services into various sectors, including gaming, entertainment, and financial services.

Philanthropy

Kim Beom-su has committed to philanthropy. In 2021, he signed the Giving Pledge, promising to donate over half of his wealth to charitable causes.

Career Milestones

1998

Founded Hangame

Started Hangame, South Korea's first online gaming portal, with initial funding from friends and family.

2000

Merged Hangame with Naver

Merged Hangame with Naver to form NHN Corporation.

2007

Left NHN

Left NHN to pursue new ventures.

2010

Launched KakaoTalk

Started KakaoTalk, South Korea's largest messaging app.

2021

Signed Giving Pledge

Committed to donating the majority of his wealth to charitable causes.

Philanthropy & Social Impact

General

Giving Pledge

$XB

Committed to donate the majority of his wealth to philanthropic causes.

Business Philosophy & Leadership

Notable Quotes

""A ship is safest when it is anchored in port.""

Leadership Principles

Innovation

Embracing new technologies and business models to stay ahead of the competition.

Customer-centricity

Prioritizing user experience and meeting the evolving needs of customers.

Social Impact

Using business success to contribute to the greater good through philanthropy.

Controversies & Challenges

2024

Stock Manipulation Charges

Facing criminal trial on stock manipulation charges related to the acquisition of a K-Pop agency.

2007-2010

Gambling Accusations

Accused of gambling in Las Vegas from 2007 to 2010, which is illegal for South Korean citizens.