Billionaire Profile
Rahel Blocher
Global Rank
#603

Image: Public domain | via Wikimedia Commons

Rahel Blocher

CEO, EMS-Chemie
CH
Real-Time Net Worth
$6.3B
As of December 2025
Age
49
Source
Chemicals
Industry
manufacturing
Citizenship
CH

Biography

Rahel Blocher is a Swiss businesswoman and a member of the influential Blocher family, known for their association with EMS-Chemie, a Swiss polymer and chemical giant. Born in 1976, she is the daughter of Christoph Blocher, a prominent industrialist and politician. Rahel's wealth stems from her inherited stake in EMS-Chemie after her father sold his shares to his children in 2004. While her sister, Magdalena Martullo-Blocher, serves as the CEO of EMS-Chemie, Rahel focuses on managing her father's investment company, Robinvest. As of December 5, 2025, Rahel Blocher's estimated net worth is $6.3 billion, placing her among the wealthiest individuals globally.

Wealth Over Time

In-Depth Profile

Early Life and Family

Rahel Blocher was born on October 18, 1976, in Männedorf, Switzerland. She is the youngest of four children of Christoph Blocher and Silvia Kaiser. Her father, Christoph Blocher, was a key figure in the family business and later entered Swiss politics. Rahel's siblings include Magdalena, Miriam, and Markus, all of whom are billionaires.

Rise to Success

Rahel Blocher's wealth is primarily derived from her stake in EMS-Chemie, a Swiss polymer and chemical giant. In 2004, her father sold his shares of EMS-Chemie to his children to pursue a political career. Unlike her sister Magdalena, who serves as the CEO of EMS-Chemie, Rahel is not actively involved in the company's operations. Instead, she manages Robinvest, her father's investment company.

Key Business Strategies

Rahel Blocher's primary business focus is managing her wealth through strategic investments. She heads Robinvest, where she oversees a diversified portfolio, enabling her to explore opportunities beyond the industrial sector. This role has allowed her to expand her influence and manage the family's financial interests effectively.

Philanthropy

Rahel Blocher is involved in philanthropic endeavors and contributes to the cultural initiatives championed by her father. She serves on the board of the Schweizer Musikinsel Rheinau Foundation, which supports Swiss music and preserves the country's artistic heritage.

Career Milestones

2004

Inherited Shares in EMS-Chemie

Received stake in EMS-Chemie from her father, Christoph Blocher, after he sold his shares to his children.

2008

Founded Robinvest

Co-founded the consulting firm Robinvest with her father, Christoph Blocher.

Philanthropy & Social Impact

Culture

Schweizer Musikinsel Rheinau Foundation

Unknown

Serves on the board of the foundation, which supports Swiss music and culture.