Billionaire Profile
Nicky Oppenheimer & family
Global Rank
#234

Image: Public domain | via Wikimedia Commons

Nicky Oppenheimer & family

CEO, De Beers
ZA
Real-Time Net Worth
$12.6B
As of December 2025
Age
80
Source
Diamonds
Industry
metals-mining
Citizenship
ZA

Biography

Nicky Oppenheimer, born in 1945, is a South African billionaire businessman and philanthropist, renowned for his significant contributions to the diamond industry and conservation efforts. As the former chairman of De Beers diamond mining company and its subsidiary, the Diamond Trading Company, and former deputy chairman of Anglo American, he played a pivotal role in shaping the global diamond market. Following the sale of the Oppenheimer family's stake in De Beers in 2012, he has focused on private equity investments across various sectors through firms like Stockdale Street and Tana Africa Capital. Oppenheimer is also dedicated to conservation, supporting wilderness preservation, and establishing the Brenthurst Foundation to drive Africa's economic growth and sustainable development. As of 2025, his net worth is estimated at $12.6 billion.

Wealth Over Time

In-Depth Profile

Early Life

Nicholas "Nicky" Frank Oppenheimer was born on June 8, 1945, in Johannesburg, South Africa, into a family with a rich history in the diamond and mining industries. He is the grandson of Ernest Oppenheimer, who founded Anglo American Corporation in 1917 and later took control of De Beers, establishing the family's dominance in the global diamond trade. Nicky received his education at Harrow School in London and Christ Church, Oxford, where he studied Politics, Philosophy, and Economics, earning an MA.

Rise to Success

Oppenheimer's career began in 1968 when he joined Anglo American Corporation. He progressed rapidly, becoming a director in 1974 and deputy chairman in 1983. His most prominent role was as chairman of De Beers, a position he took over in 1998. Under his leadership, De Beers underwent significant transformations, modernizing its operations and adapting to the changing global market. In 2012, Nicky orchestrated the sale of the Oppenheimer family’s 40% stake in De Beers to Anglo American for $5.2 billion, marking the end of the family’s direct involvement in the diamond industry after nearly a century.

Key Business Strategies

Oppenheimer’s business strategies focused on adapting to market changes and diversifying investments. He was instrumental in the sale of the family's stake in De Beers and subsequently channeled investments through private equity firms like Stockdale Street and Tana Africa Capital. These firms focus on diverse sectors, including FMCG, retail, education, healthcare, and agribusiness.

Philanthropy

The Oppenheimer family is well-known for its philanthropic initiatives, particularly in education, arts, and conservation. They established the Brenthurst Foundation to promote economic growth and sustainable development in Africa. Additionally, they have supported numerous causes through the Oppenheimer Memorial Trust, focusing on education and community development. In 2020, Nicky and his son Jonathan established the South African Future Trust to provide financial relief to small businesses during the COVID-19 pandemic.

Career Milestones

1968

Joined Anglo American Corporation

Began career as a personal assistant to the chairman.

1974

Appointed Director of Anglo American

Took on a directorship within Anglo American.

1983

Deputy Chairman of Anglo American

Became Deputy Chairman of Anglo American.

1998

Chairman of De Beers Group

Succeeded his father as Chairman.

2012

Sold De Beers Stake

Sold family's 40% stake in De Beers to Anglo American for $5.2 billion.

Philanthropy & Social Impact

Economic Development

Brenthurst Foundation

Undisclosed

Established to promote African economic growth and development.

Education & Community Development

Oppenheimer Memorial Trust

$80M

Supports education, arts, and civil society projects.

COVID-19 Relief

South African Future Trust

$57M

Provided financial relief to small businesses during the COVID-19 pandemic.

Political Pluralism

Donations to Political Parties

$1.1M

Supported democracy, political pluralism, and fair elections in South Africa.

Business Philosophy & Leadership

Notable Quotes

""I'm a philistine,""

Leadership Principles

Commitment to Conservation

Dedicated to wilderness preservation, including Tswalu Kalahari Reserve.

Philanthropic Initiatives

Focuses on education, arts, and community development through the Oppenheimer Memorial Trust.

Strategic Investment

Diversifies investments through private equity firms such as Stockdale Street and Tana Africa Capital.