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Foundation

Heising-Simons Foundation

private foundation endowment / investment portfolio1 — Los Altos, California.

Overview

Initiatives: Journalism We support journalism’s role in fostering an informed society, as well as in advancing understanding about the issues we support.1

Heising-Simons Foundation's investment pool supports the organization's philanthropic mission and grantmaking capacity.1

Investment program

Estimated AUM
$721M as of Dec 31, 20242
Capital pool
private foundation endowment / investment portfolio1
Investment model
Not listed yet1
Investment approach
Across all our issue areas and initiatives, we take a long-term view and adapt as conditions change—guided by evidence, partnerships, and ongoing learning from those closest to the work.3
Spending support
Not listed yet
Spending policy
Not listed yet
Asset allocation
Public evidence references these asset classes or allocation areas: real estate, fixed income.4
Performance
Not listed yet
Governance
They were joined on the Board in 2014 by their daughter, Caitlin Heising.1
Investment team
Not listed yet1
Unfunded commitments
Not listed yet
Source freshness
Last verified Jul 21, 2026 · Needs review

Sources

Last verified Jul 21, 2026 from public career and organization materials.

Fact notes

  1. Website (hsfoundation.org)Parent organization overview, Pool purpose, Capital pool, Investment model, Governance, Investment team, Investment office page · checked Jul 25, 2026
  2. Form 990 (projects.propublica.org)Estimated AUM · checked Jul 25, 2026
  3. Website (hsfoundation.org)Investment approach · checked Jul 25, 2026
  4. Website (losaltosonline.com)Asset allocation · checked Jul 25, 2026

Reports and filings

Profile and job sources

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