BillionaireNet
Mnaymneh
Sami Mnaymneh
Rank #455
UNITED STATESFinance & InvestmentsPrivate equity

Sami Mnaymneh

Net Worth
$7.797B
0% (24h)
Sami Mnaymneh is a prominent figure in the private equity sector, recognized for his significant net worth and leadership at H.I.G. Capital. Born in Lebanon, he pursued his education in the United States, earning degrees from Columbia University and Harvard University. His career began in investment banking before transitioning to private equity. Mnaymneh co-founded H.I.G. Capital in 1993, developing it into a global investment firm. As of December 2025, his estimated net worth is $7.8 billion, reflecting his success in the finance and investments industry.

The Full Dossier

Early Life

Sami Mnaymneh was born in Lebanon and later moved to the United States to pursue his education. He graduated summa cum laude from Columbia University in 1981, as the valedictorian of his class. Mnaymneh then earned a J.D. and an M.B.A., with honors, from Harvard Law School and Harvard Business School, respectively.

Rise to Success

Mnaymneh began his career at Morgan Stanley in the Mergers and Acquisitions department. He also held a managing director position at Blackstone. In 1993, Mnaymneh co-founded H.I.G. Capital with Tony Tamer. H.I.G. Capital is a global private equity firm specializing in providing both debt and equity capital. Under Mnaymneh's leadership as Co-CEO and Executive Chairman, H.I.G. Capital has grown to manage assets.

Key Business Strategies

Mnaymneh's leadership at H.I.G. Capital has been central to the firm's focus on middle-market deals. The firm's strategy includes providing debt and equity capital to small and medium-sized companies.

Philanthropy

Mnaymneh supports various cultural and medical institutions. In 2009, he established the Sami Mnaymneh Chair at the Economics Department of Columbia University.

Career Timeline

Prior to 1993

Managing Director

Served as Managing Director at Blackstone and Vice President of mergers and acquisitions at Morgan Stanley.

1993

Co-founded H.I.G. Capital

Co-founded H.I.G. Capital with Tony Tamer, directing the firm's development.

Philanthropic Impact

EducationUnknown

Sami Mnaymneh Chair

Established the Sami Mnaymneh Chair at the Economics Department of Columbia University.

Wealth Trajectory