Billionaire Profile
Martua Sitorus
Global Rank
#1200

Image: Kungkang | CC BY-SA 3.0 | via Wikimedia Commons

Martua Sitorus

CEO, Palm oil
INDONESIA
Real-Time Net Worth
$3.603B
Estimated based on Palm oil stock value as of April 20, 2026
+0.2% (24h)
Age
66
Source
Palm oil
Industry
Diversified
Citizenship
INDONESIA

Biography

Martua Sitorus is an Indonesian businessman of Chinese descent, best known for co-founding Wilmar International, the world's largest palm oil company. Born in 1960, Sitorus built his wealth through palm oil trading and strategic partnerships. He co-founded Wilmar International in 1991 with Kuok Khoon Hong. Currently, he is the chairman of KPN Corporation, which focuses on palm oil plantations, property development, and cement manufacturing. Sitorus's estimated net worth is $3.5 billion, reflecting his success in the manufacturing industry. He resides primarily in Singapore and maintains Indonesian citizenship.

Fact Checked
Verified by Editorial Team
Live Data
Updated 4/20/2026

Wealth Over Time

In-Depth Profile

Early Life

Martua Sitorus, born Thio Seng Hap in 1960 in Pematang Siantar, North Sumatra, Indonesia, came from a modest ethnic Chinese-Indonesian family. Growing up, he helped his parents sell shrimp and fish. He pursued economics at HKBP Nommensen University in Medan, reflecting his desire to build a strong foundation amidst financial hardships.

Rise to Success

Sitorus began his career as a palm oil and mesocarp trader. His big break arrived in 1991 when he co-founded Wilmar International with Kuok Khoon Hong. Wilmar International evolved into a vertically integrated agribusiness giant with a global presence. Sitorus served as the Executive Deputy Chairman until 2017 and remained a Non-Executive Director until 2018. Alongside Wilmar, he co-founded KPN Corporation (formerly Gama Corporation) with his brother, Ganda Sitorus. KPN Corporation is involved in palm oil plantations, property development, and cement production.

Key Business Strategies

Sitorus's success stems from his focus on operational efficiency in commodity trading and resource extraction. He leveraged local networks and the strategic location of Singapore to expand Wilmar's operations. His ability to read market opportunities and take calculated risks has been pivotal in his business ventures. He has also been expanding his business into infrastructure and health sectors.

Philanthropy

Martua Sitorus has demonstrated his commitment to philanthropy by establishing the Murni Teguh Memorial Hospital in Medan in 2014, named after his late mother. Details on further financial contributions are not available.

Career Milestones

1991

Co-founded Wilmar International

Co-founded Wilmar International with Kuok Khoon Hong, which became the world's largest palm oil company.

2011

Co-founded KPN Corporation

Co-founded KPN Corporation (formerly Gama Corporation) with his brother, Ganda Sitorus, diversifying into palm oil plantations, property development, and cement production.

2014

Established Murni Teguh Memorial Hospital

Established the hospital in Medan, demonstrating a commitment to philanthropy.

2018

Resigned from Wilmar International Board

Stepped down from the board to focus on other ventures.

Philanthropy & Social Impact

Healthcare

Murni Teguh Memorial Hospital

Undisclosed

Established a hospital in Medan, named after his late mother.