Billionaire Profile
W
Global Rank
#720

Image: Berkley (Mass. : Town) | Public domain | via Wikimedia Commons

William Berkley & family

CEO, Insurance
UNITED STATES
Real-Time Net Worth
$5.849B
Estimated based on Insurance stock value as of April 20, 2026
0% (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.

Fact Checked
Verified by Editorial Team
Live Data
Updated 4/20/2026

Wealth Over Time

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.”"