Billionaire Profile
Semahat Sevim Arsel
Global Rank
#1172

Image: Public domain | via Wikimedia Commons

Semahat Sevim Arsel

CEO, Koç Holding
TR
Real-Time Net Worth
$2.6B
As of December 2025
Age
97
Source
Diversified
Industry
diversified
Citizenship
TR

Biography

Semahat Sevim Arsel is a prominent Turkish businesswoman and philanthropist, born in 1928. As the eldest child of Vehbi Koç, the founder of Koç Holding, she inherited a significant stake in the diversified conglomerate. Her source of wealth is primarily diversified, stemming from her involvement and ownership in Koç Holding and its subsidiaries. Arsel has dedicated her career to the family business while also making notable contributions to philanthropy, particularly in education and healthcare. Her leadership and commitment have left a lasting impact, including founding the Koç University School of Nursing and chairing the Vehbi Koç Foundation. As of December 2025, her net worth is estimated at $2.6 billion, reflecting her enduring influence in Turkey's business landscape.

Wealth Over Time

In-Depth Profile

Early Life

Semahat Sevim Arsel was born in Ankara, Turkey, on September 8, 1928. She is the eldest child of Vehbi Koç, the founder of Koç Holding, and Sadberk Koç. She graduated from the American College for Girls in Istanbul. Growing up, Arsel and her brother Rahmi Koç were raised by Austrian and German nannies. Her early experiences, including an extended childhood illness, fueled her later commitment to healthcare and education.

Rise to Success

Arsel began her business career in 1964 as a member of the Board of Directors of Koç Holding, a position she continues to hold. She has been instrumental in the strategic direction and growth of the Koç Group, a major player in the Turkish economy, with interests in energy, automotive, finance, and consumer goods. She is also the chairman of Koç Holding's tourism company, Setur.

Key Business Strategies

Arsel's involvement with Koç Holding has encompassed a wide range of industries, playing a key role in the growth and diversification of the company. Her strategic focus has been on maintaining a robust and diversified portfolio, which has enabled the group to navigate economic challenges. She has also been actively involved in the strategic decisions regarding the group's investments and expansions in different sectors.

Philanthropy

Semahat Arsel is renowned for her philanthropic efforts, particularly in education and healthcare. She founded the Koç University School of Nursing. She is also the chairperson of the Vehbi Koç Foundation, through which she has supported numerous initiatives. Arsel is the founder of the Semahat Arsel Nursing Education and Research Center (SANERC). Additionally, she co-founded the Turkey Education Volunteers Foundation (TEGV).

Career Milestones

1964

Board of Directors, Koç Holding

Began her career as a member of the Board of Directors at Koç Holding, a position she still holds.

1974

Chair of the Nursing Committee

Appointed chair of the Nursing Committee under the auspices of Vehbi Koç Foundation.

1992

Founder, Semahat Arsel Nursing Education and Research Center (SANERC)

Established the SANERC to support nursing education and research.

1996

Chairperson, SETUR

Became the chairperson of the tourism company SETUR, connected to Koç Holding.

2010

Co-founder, KOÇ-KAM

Played a leading role in setting up the KOÇ-KAM, a research and application center for gender and women's studies operating as part of Koç University.

Philanthropy & Social Impact

Education

Koç University School of Nursing

$XB

Founded the Koç University School of Nursing to support nursing education.

General Philanthropy

Vehbi Koç Foundation

$XB

Serves as the chairperson, supporting various initiatives.

Healthcare and Education

Semahat Arsel Nursing Education and Research Center (SANERC)

$XB

Founded the SANERC to support nursing education and research.

Education

Turkey Education Volunteers Foundation (TEGV)

$XB

Co-founded TEGV.