Billionaire Profile
Mark Walter
Global Rank
#517

Image: Public domain | via Wikimedia Commons

Mark Walter

CEO, Guggenheim Partners
US
Real-Time Net Worth
$13B
As of December 2025
Age
65
Source
Finance, asset management
Industry
finance-investments
Citizenship
US

Biography

Mark Walter is a prominent American businessman, investor, and philanthropist. As CEO of Guggenheim Partners, he leads a global financial services firm. His career spans finance, investment, and sports team ownership, with significant contributions to both business and philanthropy. Walter is known for his strategic investments, including ownership of the Los Angeles Dodgers, and the Los Angeles Lakers. His philanthropic efforts focus on social justice, education, and conservation, reflecting his commitment to impactful giving and community development.

Wealth Over Time

In-Depth Profile

Early Life

Mark Richard Walter was born on January 1, 1960, in Cedar Rapids, Iowa. He grew up in a middle-class family. His father worked at a local concrete block manufacturing plant. Walter graduated from Cedar Rapids Jefferson High School in 1978.

Rise to Success

Walter earned a Bachelor of Arts/Science from Creighton University in 1982 and a Juris Doctor from Northwestern University School of Law in 1985. He began his career at First Chicago Capital Markets. He co-founded Liberty Hampshire Company, LLC in Chicago in 1996. In 2000, Walter co-founded Guggenheim Partners, which has grown into a global financial services firm with over $345 billion in assets under management. He is also the CEO and co-chairman of TWG Global, an American multinational holding company.

Key Business Strategies

Walter is known for his strategic investments, particularly in professional sports. He is the chairman and controlling owner of the Los Angeles Dodgers, the National Basketball Association's Los Angeles Lakers, and the Professional Women's Hockey League (PWHL). He has also invested in European football, holding a 12.7% stake in BlueCo, which controls Premier League club Chelsea. Walter's focus extends to businesses in various sectors, including financial services, media, and real estate. In June 2025, Walter secured a controlling stake in the Los Angeles Lakers through a $10 billion deal.

Philanthropy

Walter and his wife, Kimbra, are major philanthropists, focusing on social justice, education, and conservation. He is a trustee of the Solomon R. Guggenheim Foundation, Creighton University, Northwestern University, and the Field Museum. The Walters have supported numerous organizations and initiatives, including the Los Angeles Dodgers Foundation, Chicago Beyond, OneGoal, and The Academy Group. The Walter Family Foundation supports education and wildlife rescue, as well as arts and culture and community organizations.

Career Milestones

1996

Co-founded Liberty Hampshire Company, LLC

An investment management firm.

2000

Co-founded Guggenheim Partners

A global financial services firm.

2012

Led acquisition of Los Angeles Dodgers

Became chairman and controlling owner.

2024

Co-founded TWG Global

An American multinational holding company.

2025

Acquired a majority stake in Los Angeles Lakers

Through a $10 billion deal.

Philanthropy & Social Impact

Community Support

Los Angeles Dodgers Foundation

$100M

Promotes education and health in the greater Los Angeles community. Donated $100 million to wildfire recovery efforts.

Education and Wildlife Rescue

Walter Family Foundation

Undisclosed

Supports education and wildlife rescue, as well as arts and culture and community organizations.

Education

Northwestern University Scholarship Fund

$40M

Funded a new sports complex.