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AUM

Not publicly disclosed (estimated $100M+ in endowment)

Principals

4

Principal Net Worth

$9.3B

Founded

2006

Data Flags

None - Net worth via Forbes (~$9B); team LinkedIn verified Dec 2025; Giving Pledge (2012) confirmed

Pershing Square Foundation

Private philanthropic foundationHigh Confidence

787 Seventh Avenue, New York, NY 10019

Last verified: Jan 17, 2026

Details

Phone
Not publicly available
Source of Wealth
Pershing Square Capital Management (Bill Ackman's hedge fund)
Assets Under Management
Not publicly disclosed (estimated $100M+ in endowment)
Source File
research/organizations/pershing-square-foundation.md
UID
fo-pershing-square-foundation

Also Known As

Pershing Square FoundationPershing Square Philanthropies (umbrella organization)Ackman FoundationBill Ackman FoundationPSF

Principals (4)

Bill AckmanFounder & CEOOWNS
$9.3B
Neri OxmanDesigner, MIT Media Lab professorOWNS
Karen AckmanLandscape architectOWNS
3 children-OWNS

Team Members (8)

Andrea MarkezinHead of Table Management
WORKS_AT
Bill AckmanFounder & CEO
WORKS_AT
Christy HudsonPhilanthropic Advisor, Life Sciences
WORKS_AT
Molly ZolloProgram Manager, Innovation
WORKS_AT
Neri OxmanTrustee
WORKS_AT
Olivia Tournay Flatto, PhDPresident
WORKS_AT
Sarah Perlee, PhDProgram Manager, Life Sciences
WORKS_AT
Whitney TilsonAdvisory Board
WORKS_AT

Related Entities (2)

Pershing Square FoundationFoundation

Family philanthropy

Pershing Square PhilanthropiesSubsidiary

Umbrella for philanthropic activities

Known Associates (4)

Achievement First

Charter school network (Ackman is board member)

Robin Hood Foundation

NYC poverty-fighting organization (Ackman is board member)

Teach For America

Education reform organization

Whitney Tilson

Investor, education advocate, Advisory Board member

Relationship Strength

Loading relationships...

Sources (3)

Changelog

  • 2025-12-27Updated Current Team section with comprehensive team listing including LinkedIn URLs for Foundation team, Table Management operations team, Pershing Square Capital Management investment team, and Advisory Board members
  • 2025-12-11Initial research file created for Pershing Square Foundation

Engagement & Preferences