The Colleen & Sam Nunn Family Foundation

ATLANTA, GA EIN: 58-6412814

The Colleen & Sam Nunn Family Foundation is a family foundation based in Atlanta, Georgia, established in 2000. The foundation operates as a philanthropic organization supporting initiatives across the United States in key areas including education, health, and human services.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$402K

-9.7% YoY

Annual Giving

$157K

+6.1% YoY

Grant Count

52

+33.3% YoY

Avg Grant Size

$3K

-20.4% YoY

Research compiled by Grantable AI from public sources. Last updated April 2026.

Mission & Focus Areas

The foundation focuses on funding initiatives in three primary areas:

  • Education
  • Health
  • Human Services

Grantmaking

The foundation demonstrates active grantmaking activity with the following characteristics:

Grant Range

** $16

Average Grant

** $16

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Geographic Focus

Where this funder awards grants

The foundation supports a wide range of cities and states across the United States, including:

States: Alabama, California, Colorado, Delaware, Florida, Georgia, Kansas, Louisiana, Maryland, Massachusetts, New York, Rhode Island, Virginia, Washington

Major cities supported include: Atlanta, New York, and San Francisco, as well as smaller communities throughout the country.

Grant Distribution by State

18states
+10 more states

Cities

ArlingtonAthensAtlantaAugustaBacontonBethesdaBostonBrunswickCampbellsvilleCarbondaleChambleeCummingCuthbertDaltonDelandDouglasvilleDuluthFayettevilleFort ValleyGainesville

Financial History

Multi-year comparison from IRS filings

Most Recent Financial Data:

  • Total assets: $445,427
  • Total giving (most recent year): $147,850
  • Total expenses: $154,353
  • Total revenue: $99,744
Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$57K$114K$171K$228K20202021202220232024
Metric202420232022
Total Assets$402,013$445,427$477,742
Revenue$200,253$99,744$156,648
Expenses$161,145$154,353$196,291
Qualifying Distributions$158,380$149,190$194,912
Net Investment Income$129,988$44,581$35,269
Distributable Amount$62,333$42,633$33,420

Giving Over Time

Total grant dollars and number of grants per year

$0$51K$102K$154K$205K34 grants202051 grants202131 grants202239 grants202352 grants2024

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2024

CARE USA$33KNUCLEAR THREAT INITIATIVE$25KRAIZ FOUNDATION INC$15KGEORGIA TECH FOUNDATION-…$12KPOINTS OF LIGHT INSTITUTE$10KSKAGIT COUNTY HISTORICAL…$6KCAPITAN PLANET FOUNDATION$5KCSIS$5KUGA FOUNDATION - STATE B…$4KGEORGIA TECH FOUNDATION$3K

Grant Size Distribution

204 grants across all recorded years

200<$50K3$50–100K1$100–250K$250–500K$500K–1M$1–5M$5M+

Giving History

Grant recipients and amounts by year

No grants recorded for .

Leadership & Key People

Leadership team and compensation from IRS filings

Key Personnel:

  • Sam A. Nunn Jr. – Trustee. Former U.S. Senator from Georgia (1972–1997), former Chair of the Senate Armed Services Committee (1987–1995). Co-founder and co-chair of the Nuclear Threat Initiative (NTI), a nonprofit focused on reducing nuclear, biological, and emerging technology threats.

  • Colleen O'Brien Nunn – Distribution Committee member. Former U.S. State Department and Central Intelligence Agency employee.

  • Mary Michelle Nunn – Distribution Committee member. President and CEO of CARE USA since 2015; former CEO of Points of Light (2007–2013); philanthropic executive and political figure.

Compensation: None of the personnel receive compensation for their roles.

Compensation Overview

From 2024 IRS filing

From 2024 filing

NameTitleHoursCompensation
SAM A NUNN JRTRUSTEE1
COLLEEN O'BRIEN NUNNDISTRIBUTION COMMITTEE1
MARY MICHELLE NUNNDISTRIBUTION COMMITTEE1

Subject Areas

Focus areas based on grantmaking activity

Related Funders

Similar funders by location and focus area

Data last updated April 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.

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