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Billionaire Profile
William Berkley & family
Global Rank
#691

William Berkley & family

CEO, Insurance
Coconut Grove, Florida
Real-Time Net Worth
$5.96B
Estimated based on Insurance stock value as of September 10, 2026
-0.36% (24h)
Age
79
Source
Insurance
Industry
Finance & Investments
Citizenship
United States

Biography

William R. Berkley is the founder and Executive Chairman of W. R. Berkley Corporation, a Fortune 500 insurance holding company. Born in 1946, Berkley's source of wealth stems from his successful career in the insurance industry. His career began in 1967 when he founded the company with a modest $2,500. Berkley holds an MBA from Harvard Business School. He transitioned from CEO to Executive Chairman in 2015. As of March 2026, he has an estimated net worth of $6.3 billion. Berkley's achievements include building a global insurance enterprise operating in over 60 countries and earning revenues of $14.7 billion in 2025.

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Data Updated
May 21, 2026
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Wealth Over Time

Net Worth History

YearNet Worth
2026$5.96B
2025$6.20B
2024$6.30B

Portfolio Holdings

The First Marblehead Corp

The First Marblehead Corp

FMDEducation finance
$2M
Holdings Value
Stock Price
$5.05
W. R. Berkley Corporation

W. R. Berkley Corporation

WRBfinance-investments
Ownership
20.8%
Market Cap
$24.6B
Stock Price
$65.74
Revenue
$14.7B
Greenwich, Connecticut
8,606 (2025) employees
Founded 1967

In-Depth Profile

Early Life

William Robert Berkley was born in 1946 in North Jersey. His father passed away when William was 11 years old. He began investing in the stock market at age 12, using earnings from lawn mowing. Berkley received a scholarship to New York University (NYU) where he earned his bachelor's degree, followed by an MBA from Harvard Business School in 1968.

Rise to Success

In 1967, Berkley founded W. R. Berkley Corporation with $2,500. He was the CEO until 2015, when he became the Executive Chairman. The company went public in 1973, with Berkley owning 23.8% of the shares. W. R. Berkley Corporation has grown into a major commercial lines property and casualty insurance holding company with operations worldwide.

Key Business Strategies

Berkley's company focused on a decentralized underwriting model, putting decision-making close to the risks. This local focus propelled growth into specialty commercial lines and global operations. The company has consistently aimed to maintain a combined ratio below 90%.

Philanthropy

Berkley and his wife, Marjorie, have donated to New York University, including a $50 million donation to the Leonard N. Stern School of Business. He is also involved with the Berkley Family Foundation, supporting education, healthcare, and environmental causes. He established the Berkley Center for Religion, Peace and World Affairs at Georgetown University.

Career Milestones

1967

Founded W. R. Berkley Corporation

Founded W. R. Berkley Corporation with $2,500 in start-up capital, which later became a Fortune 500 company.

1973

W. R. Berkley Corporation went public

The company went public, with William Berkley owning 23.8% of the company.

2014

Chairman of the Board of Trustees, New York University

Served as chairman of the Board of Trustees at his alma mater, New York University.

2015

Transitioned to Executive Chairman

Stepped down as CEO, becoming Executive Chairman of W. R. Berkley Corporation.

Philanthropy & Social Impact

Education

Berkley Achievement Scholars Program

$50M

Donated to the New York University's Leonard N. Stern School of Business to fund the program, which pays tuition for 60 students with financial need.

Education/Interfaith Dialogue

Berkley Center for Religion, Peace and World Affairs

Multi-million dollar gift

Established at Georgetown University.

Business Philosophy & Leadership

Notable Quotes

"“The fact that someone I never knew at NYU decided that I should receive a scholarship was a real eye-opening experience,”"

"“Empowering people changes the world.”"

Billionaires Connected to William Berkley & family

Peers in Finance & Investments

All Finance & Investments billionaires

Richest in United States

All billionaires from United States

Adjacent Global Ranks

Full global ranking

Frequently Asked Questions

What is William Berkley & family's net worth in 2026?
As of 2026, William Berkley & family's estimated net worth is $5.959 billion, ranking #691 among the world's billionaires. The estimate is based on publicly available shareholding data and market prices, updated daily.
How did William Berkley & family make their money?
William Berkley & family's wealth primarily comes from Insurance, most notably through Insurance.
Where is William Berkley & family from?
William Berkley & family is from United States.
How old is William Berkley & family?
William Berkley & family is 79 years old.

Sources & References

  1. William Berkley & family — Forbes profile Forbes