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AUM

New Mountain Capital: $55B AUM; personal stake value ~$3B+

Principals

2

Data Flags

New Mountain Capital founder ($55B AUM); manages PE firm as primary vehicle

Klinsky Family Office

SFOHigh Confidence

New York, NY, USA

Last verified: Jan 16, 2026

Details

Source of Wealth
Private equity (New Mountain Capital)
Assets Under Management
New Mountain Capital: $55B AUM; personal stake value ~$3B+
Source File
research/organizations/klinsky-family-office.md
UID
fo-klinsky-family-office

Also Known As

Steven Klinsky Family OfficeKlinsky Capital

Principals (2)

Steven KlinskyFounder & CEO (Founded 1999)OWNS
Family membersKGI/CDIB stakeholdersOWNS

Team Members (4)

New MountainTitle TBD
WORKS_AT
Rich HandlerTitle TBD
WORKS_AT
Silver LakeTitle TBD
WORKS_AT
Victory EducationTitle TBD
WORKS_AT

Related Entities (3)

New Mountain CapitalInvestment Vehicle

Private equity firm (founder/CEO)

New Mountain Finance CorpSubsidiary

Publicly traded BDC (NMFC)

Victory Education PartnersSubsidiary

Education nonprofit

Relationship Strength

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Sources (4)

Changelog

  • 2026-01-16VERIFICATION - Upgraded to High confidence. Added multiple Forbes rankings (#308 US, #900 global). Confirmed $55B AUM at New Mountain.
  • 2026-01-16Enriched with biography, education (triple Harvard), career (Forstmann Little, Blackstone stake sale), New Mountain details, updated net worth to $3.6B
  • 2026-01-15Auto-generated from principal Steven Klinsky

Engagement & Preferences