Billionaire Profile
Steven Klinsky
Global Rank
#865

Image: Dmitry Vvedensky | Public domain | via Wikimedia Commons

Steven Klinsky

CEO, New Mountain Capital
UNITED STATES
Real-Time Net Worth
$4.884B
Estimated based on New Mountain Capital stock value as of March 6, 2026
0% (24h)
Age
69
Source
Investments
Industry
finance-investments
Citizenship
UNITED STATES

Biography

Steven Klinsky is a prominent figure in the investment world, with a net worth of $4.9 billion as of February 2, 2026. His wealth stems from investments, primarily through his firm, New Mountain Capital. Klinsky's career began at Goldman Sachs, where he co-founded the leveraged buyout group, and later became a general partner at Forstmann Little & Co. before founding New Mountain Capital in 1999. New Mountain Capital specializes in private equity, private credit, and real estate, managing over $55 billion in assets. Klinsky is known for his focus on building businesses and has a strong track record of success in the private equity industry.

Fact Checked
Verified by Editorial Team
Live Data
Updated 3/6/2026

Wealth Over Time

In-Depth Profile

Early Life and Education

Steven Klinsky was born on May 30, 1956, in Detroit, Michigan. He attended the University of Michigan, where he graduated in just two and a quarter years with a B.A. in Economics and Political Philosophy with high honors. Klinsky furthered his education at Harvard, earning both an M.B.A. from Harvard Business School and a J.D. with honors from Harvard Law School in 1981.

Rise to Success

Klinsky's career began in 1981 at Goldman Sachs, where he co-founded the leveraged buyout group. He executed over $3 billion in transactions during his time there. In 1984, he joined Forstmann Little & Co. as an Associate Partner, becoming a General Partner in 1986, where he oversaw private equity and debt partnerships totaling over $10 billion. In 1999, Klinsky founded New Mountain Capital, which focuses on non-cyclical growth and business building. The firm has generated over $87 billion of private equity enterprise value gains for all shareholders since its inception, with no bankruptcies or missed interest payments.

Key Business Strategies

New Mountain Capital emphasizes two core principles: defensive growth and business building. Klinsky focuses on investing in companies in predictable industries and using modest amounts of debt. The firm is known for thoroughly researching targeted business sectors, which Klinsky calls "deep dives".

Philanthropy

Klinsky is also involved in philanthropy. In 1993, he established the Gary Klinsky Children's Centers after-school program in New York City. In 2013, he and his wife endowed the Steven and Maureen Klinsky Professorship of Practice for Leadership and Progress at Harvard Law School. He also founded the Modern States Education Alliance, a philanthropic group focused on making college affordable.

Career Milestones

1981

Co-founded the leveraged buyout group at Goldman Sachs

Executed over $3 billion in pioneering transactions.

1999

Founded New Mountain Capital

Focusing on building businesses and non-cyclical growth.

1993

Established Gary Klinsky Children's Centers

After-school program for disadvantaged children.

2013

Endowed Steven and Maureen Klinsky Professorship of Practice for Leadership and Progress at Harvard Law School

Established the first endowed professorship of practice at HLS.

Philanthropy & Social Impact

Education

Gary Klinsky Children's Centers

Undisclosed

After-school program in disadvantaged public elementary schools in New York City.

Education

Modern States Education Alliance

Undisclosed

Making higher education more affordable.

Business Philosophy & Leadership

Notable Quotes

"“I preach against the old private equity model of 40 years ago where people think you borrow as much as you can, go play golf, and see if it all worked out in five years.”"

Leadership Principles

Defensive Growth

Never invest in a cyclical industry that can disappear under you.

Business Building

A disciplined focus on being the best repeat builder of companies.

Intellectual Honesty

Hiring people who have a real focus on intellectual honesty and the stamina for thorough research.