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Martua Sitorus

b. 1960

Indonesian businessman

Entrepreneur Wilmar International
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About Martua Sitorus

Born 1960. Martua Sitorus is an Indonesian entrepreneur and wilmar International.

Martua Sitorus (born as Thio Seng Hap, 1960) is an Indonesian businessman and palm oil magnate. He was once known as the fourth richest person in Indonesia (and #377 in the world), but had decreased to fifteenth by December 2018, according to Forbes. He and his business partner, Kuok Khoon Hong founded the Singapore-based Wilmar International, the largest palm oil producer in the world.

Wilmar's business activities include oil palm cultivation, oilseeds crushing, edible oils refining, sugar milling and refining, specialty fats, oleochemicals, biodiesel and fertilizers manufacturing and grains processing. It has over 300 manufacturing plants and an extensive distribution network covering China, India, Indonesia, United States and some 50 other countries.

Personal life Martua was born in Pematang Siantar, a town located in North Sumatra, Indonesia. After finishing high school, he continued to the University of HKBP Nomensen, Medan which was the largest city in North Sumatra, to finish his economic degrees. During his teenage years, Martua traded fish; when grown up he started his business as a palm oil and mesocarp trader.

Career

Wilmar International Martua along with Kuok Khoon Hong, the nephew of Malaysia's richest tycoon Robert Kuok, founded Wilmar International Limited and by 1991 he owned 7.100 hectare of palm tree plantations, and also built his own palm oil refinery in North Sumatra. The Wilmar International business has grown rapidly; by 2013 Wilmar owns more than 50 other companies with 300 manufacturing plants around the world. Martua also owns London skyscraper Aviva Tower and a hospital in Medan, Murni Teguh Memorial Hospital, which is named after Martua's mother, Murni Teguh. The hospital was launched on 12 December 2012 (12/12/2012).

In 2014, Sitorus also formed a partnership with Roys Poyiadjis to create the largest biofuel power plant in Japan. The plant's 20 year feed-in tariff is valued at $1.5 billion US dollars.

Gama Corporation Apart from Wilmar, Martua and his elder brother Ganda Thio co-founded Gama Corporation in 2011, which runs property, cement plant and other businesses through subsidiaries Gama Land and Semen Merah Putih. Gama itself refer to the names of its founders, Ganda & Martua (Ga-ma). Gama Corp owns the 64-story Gama Tower which is located at Rasuna Said - Jakarta, Indonesia. Gama Tower is known as the tallest building in Indonesia. The Westin Hotel, Jakarta branch, is located on the top floors of this building above the Gama Corporation offices.

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Important facts

Birth century
Nationality
Education
Nommensen HKBP University
Positions held
Chief operating officer
Awards
Tatler 500 Indonesia

People in Martua Sitorus's life

Named in this biography and alive at the same time

Contemporaries

People whose lives overlapped Martua Sitorus's

Frequently asked questions

Who is Martua Sitorus?

Indonesian businessman

When was Martua Sitorus born?

Martua Sitorus was born on 6 February 1960 in Pematangsiantar.

What is Martua Sitorus's occupation?

Martua Sitorus is an entrepreneur and wilmar International.

What nationality is Martua Sitorus?

Martua Sitorus is Indonesian.

Sources & further reading

· Wikipedia: Martua Sitorus

· Wikidata: Q6777337

· DBpedia: Martua Sitorus

Cite this page

APA: Biography.guide. (2026). Martua Sitorus. https://biography.guide/martua-sitorus/

MLA: "Martua Sitorus." Biography.guide, https://biography.guide/martua-sitorus/.

Chicago: "Martua Sitorus." Biography.guide. https://biography.guide/martua-sitorus/.

Data last updated: 2026-09-26 · Spot an error? Report a correction.

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