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Billionaire Profile
Stephan Schmidheiny
Global Rank
#1628

Image: Regina Kühne  | CC BY-SA 4.0 | via Wikimedia Commons

Stephan Schmidheiny

CEO, Swiss Eternit Group
Hurden, Switzerland
Real-Time Net Worth
$2.59B
Estimated based on Swiss Eternit Group stock value as of September 10, 2026
0% (24h)
Age
78
Source
Investments
Industry
finance-investments
Citizenship
Switzerland

Biography

Stephan Schmidheiny is a Swiss billionaire, industrialist, and philanthropist. Born in Switzerland on October 29, 1947, he is known for his investments and contributions to sustainable development. Schmidheiny's career began in the family business, later becoming CEO of the Swiss Eternit Group. He played a key role in ending the company's use of asbestos. His estimated net worth, as of March 2026, is $2.6 billion. Schmidheiny has also been a significant philanthropist, establishing the Avina Foundation to promote sustainable practices and support for Latin American SMEs. However, he has also faced legal challenges related to the Eternit asbestos scandal.

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Data Updated
Sep 10, 2026
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Wealth Over Time

Net Worth History

YearNet Worth
2026$2.59B
2025$2.60B
2024$2.60B
2023$3.75B

Portfolio Holdings

Holcim

Holcim

HOLNConstruction Engineering
Market Cap
$36.7B
Stock Price
$67
Revenue
$26.4B
Zug, Switzerland
63,665 (2025) employees
Founded 1912

In-Depth Profile

Early Life

Stephan Ernst Schmidheiny was born on October 29, 1947, in Balgach, Switzerland, into a prominent industrialist family. He is a fourth-generation member of a key industrial family in Switzerland. His father, Ernst Schmidheiny, divided his industrial empire between Stephan and his brother, setting the stage for Stephan's future in business. He completed his Law studies and received a PhD from the University of Zurich in 1972.

Rise to Success

Schmidheiny's career began in 1972 at Eternit. By 1976, at the age of 29, he became the CEO of the Swiss Eternit Group. A significant achievement was ending the company's use of asbestos in 1986, five years after announcing the intention to exit asbestos production. Beyond Eternit, Schmidheiny invested in various industrial segments, building a multinational conglomerate. He served on the boards of directors of leading companies such as ABB Asea Brown Boveri, Nestlé, Swatch, and UBS AG.

Key Business Strategies

Schmidheiny's business strategy included diversifying investments across multiple sectors. He played a role in the rescue of the Swiss watch industry by supporting Nicolas Hayek in forming the Swatch Group and co-organized the merger of Brown, Boveri & Cie (BBC) with ASEA of Sweden, creating ASEA Brown Boveri (ABB Group). He also restructured Landis + Gyr after acquiring a significant stake.

Philanthropy

Since the 1990s, Schmidheiny has dedicated himself to philanthropic pursuits, focusing on sustainable development and environmental conservation. He served as an advisor on sustainability to the United Nations and the OECD. He created FUNDES to support small and medium-sized enterprises in Latin America. He established the Fundación Avina to promote sustainable development in Latin America.

Career Milestones

1972

Joined Eternit

Began his business career at Eternit.

1976

CEO of Swiss Eternit Group

Became CEO at the age of 29.

1986

Ended Asbestos Use

Ended the company's use of asbestos.

1990s

Philanthropic Focus

Devoted to sustainable development and environmental conservation.

Philanthropy & Social Impact

Sustainable Development

Avina Foundation

$1B

Promotes sustainable development in Latin America.

Economic Development

FUNDES

Supports small and medium-sized enterprises in Latin America.

Arts and Culture

Alexander Schmidheiny Foundation

Supports arts and culture.

Economic Development

Viva Trust

Fosters development in Latin America.

Business Philosophy & Leadership

Notable Quotes

"I continue to give because it has been a profoundly rewarding experience, because I keep learning about the needs and potential of the people and the dynamics of development."

Leadership Principles

Sustainability

A commitment to environmental and social responsibility in business practices.

Innovation

Seeking constant improvement in efficiency and effectiveness.

Entrepreneurial Philanthropy

Applying business principles to philanthropic endeavors to create more impactful outcomes.

Controversies & Challenges

2009

Eternit Asbestos Scandal

Faced criminal charges in Italy for negligence related to asbestos-related deaths.

2019

Conviction for Manslaughter

Convicted of involuntary manslaughter in connection with asbestos-related deaths.

2023

Aggravated Manslaughter Conviction

Convicted of aggravated manslaughter related to the asbestos scandal and sentenced to 12 years in prison.

Billionaires Connected to Stephan Schmidheiny

Peers in Finance-Investments

All Finance-Investments billionaires

Richest in Switzerland

All billionaires from Switzerland

Adjacent Global Ranks

Full global ranking

Frequently Asked Questions

What is Stephan Schmidheiny's net worth in 2026?
As of 2026, Stephan Schmidheiny's estimated net worth is $2.585 billion, ranking #1628 among the world's billionaires. The estimate is based on publicly available shareholding data and market prices, updated daily.
How did Stephan Schmidheiny make their money?
Stephan Schmidheiny's wealth primarily comes from Investments, most notably through Swiss Eternit Group.
Where is Stephan Schmidheiny from?
Stephan Schmidheiny is from Switzerland.
How old is Stephan Schmidheiny?
Stephan Schmidheiny is 78 years old.

Sources & References

  1. Stephan Schmidheiny — Forbes profile Forbes