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Rank 735 of 3,368

Steven Klinsky net worth

Steven Klinsky's net worth is estimated at $5.6 billion as of 15 Oct 2026, according to Forbes Real-Time Billionaires. The fortune comes mainly from New Mountain Capital.

Age
70
Self-made
Yes
City
New York
Source of wealth
New Mountain Capital

Latest estimate

$5.6B

As of 15 Oct 2026, Forbes Real-Time Billionaires

+$722M

+14.7%

vs Jan 2025

History
Finance and investments setting, the industry behind this fortune
Finance and investments, the industry behind this fortune. Illustration, not a photo of Steven Klinsky.

Steven's net worth over time

2 dated estimates since 2025

$0 $2B $3B $5B $6B 2025 2026 $4.9B, 2025, Forbes $5.6B, 15 Oct 2026, Forbes Real-Time Billionaires
As ofNet worthSource
15 Oct 2026$5.6B Forbes Real-Time Billionaires
2025$4.9B Forbes

About Steven Klinsky

Steven Klinsky (United States) has 2 dated net worth estimates in the public record, the latest $5.6 billion as of 15 Oct 2026 from Forbes Real-Time Billionaires. The fortune is tied to New Mountain Capital, which we classify under finance and investments. Steven was born in 1956. The earliest estimate we hold, $4.9 billion, is dated 2025. That places Steven at number 735 in the current ranking.

Sources

The description is written by BillionaireList editors from public facts. How estimates are made: methodology.

About Steven Klinsky, common questions

How much is Steven Klinsky worth?
Steven Klinsky's net worth is estimated at $5.6 billion as of 15 Oct 2026, according to Forbes Real-Time Billionaires. That places Steven at number 735 in the BillionaireList ranking.

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