The Jeffrey Horvitz Foundation

Foundation · Grantmaker Columbus, OH EIN: 34-1817950

The Jeffrey Horvitz Foundation is a nonprofit organization focused on Philanthropy, Voluntarism & Grantmaking, based in Columbus, OH. IRS filing data is available from 2020 through 2025. In 2025, it awarded 9 grants totaling $1.6M.

Key facts about The Jeffrey Horvitz Foundation

EIN
34-1817950
Latest 990 filing
Form 990-PF, 2025
Annual giving (2025)
$1,568,500
Grants made (2025)
9
Average grant
$174,278
Median grant
$10,000
Primary geography
Massachusetts (97% of itemized 2025 grant dollars)

Data from IRS Form 990-PF, 2025; updated September 2026.

Who The Jeffrey Horvitz Foundation funds

By grant dollars, the top recipient states for The Jeffrey Horvitz Foundation's 9 itemized 2025 grants were Massachusetts (97%). The most frequent recipient cities were Boston, MA (2 grants). 67% of grants with a stated purpose were for general or operating support.

How The Jeffrey Horvitz Foundation gives

  • Giving grew 539% from 2022 to 2025. Method

From the foundation's IRS Form 990-PF filings. Methodology.

Next steps with The Jeffrey Horvitz Foundation

Financial Overview

From 2025 IRS Form 990-PF · View filing

Total Assets

—

Annual Giving

$1.6M

+1517.0% YoY

Grant Count

9

+12.5% YoY

Avg Grant Size

$174K

+1337.3% YoY

About The Jeffrey Horvitz Foundation

Based on IRS filings

The Jeffrey Horvitz Foundation is a nonprofit organization focused on Philanthropy, Voluntarism & Grantmaking, based in Columbus, OH. IRS filing data is available from 2020 through 2025. In 2025, it awarded 9 grants totaling $1.6M.

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Geographic Focus

Where this funder awards grants

Grant Distribution by State

10states

Share of all 9 itemized 2025 grant dollars.

Cities

BostonBeverlyNahantNew YorkCambridgeCoral GablesSouth HadleySan MarinoSanta ClaraAmherstChapel HillGainesvilleMiamiSacramentoAndoverArlingtonAthensChicagoCincinnatiDorchester

Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$0.275$0.55$0.8250000000000001$1.1202020212022202320242025
Metric202520242023
Total Assets———
Revenue———
Expenses———
Qualifying Distributions———
Net Investment Income———
Distributable Amount———

Data update history

When this profile's IRS filing data changed on Grantable

  1. IRS filings on file for fiscal years 2020–2025

Giving Over Time

Total grant dollars and number of grants per year

$0$392K$784K$1M$2M20 grants202011 grants202113 grants202213 grants20238 grants20249 grants2025

Grant Insights

How this funder distributes its grants

Top Recipients

Top 9 recipients in 2025

The University of Massachusetts Foundation Inc: $1.5MThe University ofMassachusetts Foundation Inc$1.5MThe University of Miami: $25KThe University of Miami$25KSanta Clara University: $13KSanta Clara University$13KBoston Community Pediatrics: $10KBoston Community Pediatrics$10KThe Ocean Genome Legacy Center: $10KThe Ocean Genome Legacy Center$10KJoslin Diabetes Center: $5KJoslin Diabetes Center$5KEpiphany School: $3KEpiphany School$3KUniversity of Florida Foundation Inc: $3KUniversity of FloridaFoundation Inc$3KThe Trustee of Reservations: $1KThe Trustee of Reservations$1K

Grant Size Distribution

54 grants across all recorded years

48<$50K5$50–100K$100–250K$250–500K$500K–1M1$1–5M$5M+

Giving History

Grant recipients and amounts by year

Among its reported 2025 grants, the largest recipients include The University of Massachusetts Foundation Inc ($1,500,000), The University of Miami ($25,000), Santa Clara University ($12,500).

RecipientPurposeAmount
THE UNIVERSITY OF MASSACHUSETTS FOUNDATION INC Newton, MACAROLINE H. HORVITZ PROFESSORSHIP IN MEDITERRANEAN ARCHAEOLOGY$1,500,000
THE UNIVERSITY OF MIAMI Coral Gables, FLGENERAL & UNRESTRICTED$25,000
SANTA CLARA UNIVERSITY Santa Clara, CAGENERAL & UNRESTRICTED$12,500
BOSTON COMMUNITY PEDIATRICS Boston, MAGENERAL & UNRESTRICTED$10,000
THE OCEAN GENOME LEGACY CENTER Nahant, MAGENERAL & UNRESTRICTED$10,000
JOSLIN DIABETES CENTER Boston, MAJOSLIN ASIAN AMERICAN DIABETES FUND$5,000
EPIPHANY SCHOOL Dorchester, MAGENERAL & UNRESTRICTED$2,500
UNIVERSITY OF FLORIDA FOUNDATION INC Gainesville, FLHORVITZ JAPANESE CERAMICS FUND$2,500
THE TRUSTEE OF RESERVATIONS Beverly, MAGENERAL & UNRESTRICTED$1,000

Leadership & Key People

Officers and directors from IRS filings

Compensation Overview

No officer or director reported compensation in the available filings.

From 2025 IRS filing

NameTitleHoursCompensation
Jeffrey E HorvitzPresident1—
Paul RussoTreasurer1—
Kathryn SloanSecretary1—

Subject Areas

Focus areas based on grantmaking activity

Frequently Asked Questions

What is The Jeffrey Horvitz Foundation?

The Jeffrey Horvitz Foundation is a nonprofit organization focused on Philanthropy, Voluntarism & Grantmaking, based in Columbus, OH. It holds — in total assets as of 2025.

Where does The Jeffrey Horvitz Foundation operate?

The Jeffrey Horvitz Foundation has awarded grants in Arizona, California, Florida, Georgia, Illinois, Massachusetts, Minnesota, North Carolina, New York, Ohio.

What size grants does The Jeffrey Horvitz Foundation award?

In 2025, The Jeffrey Horvitz Foundation awarded 9 grants totaling $1.6M — an average of about $174K per grant, based on its IRS Form 990 filings.

What is The Jeffrey Horvitz Foundation's EIN?

The Jeffrey Horvitz Foundation's EIN (Employer Identification Number) is 34-1817950. IRS Form 990 filing data is available on this page for 2020–2025.

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Data last updated September 2026. Sourced from IRS Form 990-PF filings.

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