Billionaire Profile
Mark Attanasio
Global Rank
#2255

Image: Mark_Attanasio0001.jpg: Spaluch1 derivative work: Royalbroil | CC BY 3.0 | via Wikimedia Commons

Mark Attanasio

CEO, Finance
UNITED STATES
Real-Time Net Worth
$1.855B
Estimated based on Finance stock value as of April 20, 2026
0% (24h)
Age
68
Source
Finance
Industry
finance-investments
Citizenship
UNITED STATES

Biography

Mark Attanasio is an American businessman and investor, best known as the chairman and principal owner of the Milwaukee Brewers baseball team. With a current estimated net worth of $1.9 billion, Attanasio's wealth stems primarily from his career in finance and investments. He co-founded Crescent Capital Group, a Los Angeles-based alternative investment firm. Beyond his business ventures, Attanasio is actively involved in various philanthropic endeavors, including contributions to geriatric medicine research and support for youth and the arts. His career spans over 35 years as an investment management executive.

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

Wealth Over Time

In-Depth Profile

Early Life

Mark L. Attanasio was born on September 29, 1957, in the Bronx, New York. He is the son of Joseph Attanasio, a commercial consultant, and Connie Attanasio, a real estate broker. Attanasio grew up in Tenafly, New Jersey, and graduated from Tenafly High School in 1975. He went on to earn a B.A. from Brown University in 1979 and a J.D. from Columbia Law School in 1982.

Rise to Success

Attanasio began his career in law. He transitioned into finance, co-founding Crescent Capital Group in 1991, a Los Angeles-based investment firm. He has been an investment management executive for over 35 years. In 2005, he became the principal owner of the Milwaukee Brewers. Under his leadership, the Brewers have achieved considerable success, holding the fourth-highest winning percentage in the National League since 2005. He has also expanded his sports investments to include the English football club Norwich City, where he is the majority shareholder. He is also the Chairman of Major League Baseball's Investment Committee.

Key Business Strategies

Attanasio's business strategy involves a disciplined approach to investment management, focusing on debt-focused investments. He has also emphasized community engagement and best practices within the Milwaukee Brewers organization, including training and leadership development for all employees.

Philanthropy

Attanasio is actively involved in philanthropy. He and his wife, Debbie, have made significant donations to the Brewers Community Foundation. They also support geriatric medicine research through the Innovation in Geriatric Medicine Fund at UCLA. He supports various other philanthropic causes focusing on underprivileged youth, education, and the arts.

Career Milestones

1979

Graduated from Brown University

Earned a Bachelor of Arts degree.

1982

Graduated from Columbia Law School

Earned a Juris Doctor degree.

1991

Cofounded Crescent Capital Group

Co-founded a Los Angeles-based alternative investment firm.

2005

Became Principal Owner of Milwaukee Brewers

Led a group to purchase the Milwaukee Brewers.

2022

Became Majority Shareholder of Norwich City F.C.

Became a director of the English football team.

Philanthropy & Social Impact

Community Support

Brewers Community Foundation

$1M

Significant financial contributions to support local non-profits in healthcare, education, recreation, and basic needs.

Healthcare

Innovation in Geriatric Medicine Fund

$1M

Supports research, physician training, and clinical programs in geriatric medicine at UCLA.

Healthcare

Pancreatic Cancer Research at MCW

Undisclosed

Donation to the Medical College of Wisconsin in honor of Bob Uecker.

Business Philosophy & Leadership

Notable Quotes

"“Is my job to win a World Series or is my job to provide a summer of entertainment and passion and a way for families to come together?”"

Leadership Principles

Community Engagement

Commitment to supporting local communities through philanthropy and the Brewers Community Foundation.

Financial Discipline

Applying a disciplined approach to investment management and responsible financial practices in the Milwaukee Brewers organization.

Prioritizing Entertainment

Focusing on providing an enjoyable experience for fans, while still aiming for competitive success.

Controversies & Challenges

2023

Investment in Norwich City

Criticism from fans and others in Wisconsin regarding his investment in Norwich City while seeking public funds for stadium upgrades for the Milwaukee Brewers.

2024

Sand Removal Lawsuit

A lawsuit was filed accusing Attanasio of taking sand from a Malibu beach.

2025

Comments on World Series Goals

Received intense backlash from Brewers fans for comments about prioritizing entertainment over winning the World Series.