Mike & Sofia Segal Foundation logo

Mike & Sofia Segal Foundation

NEW YORK, NY EIN: 20-7395108 Website

The Mike & Sofia Segal Foundation is a private foundation established in 2009 by Mike and Sofia Segal, Ukrainian immigrants who arrived in the United States in 1978. Mike Segal founded LS Power in 1990, which grew to become the largest privately held power generation company in the United States. The foundation is based in New York, NY and takes an entrepreneurial approach to philanthropy, focusing on causes that are traditionally overlooked and underfunded.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$9.3M

-3.2% YoY

Annual Giving

$12.2M

+42.0% YoY

Grant Count

33

+32.0% YoY

Avg Grant Size

$370K

+7.6% YoY

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

Mission & Focus Areas

The foundation provides substantial capital and endowment grants to nonprofits with outstanding leadership that can demonstrate measurable, impactful outcomes. The foundation's stated approach is to "support crucial, inspiring, well-led, and underfunded nonprofit organizations and initiatives making substantial contributions to progress and impact."

Primary areas of focus include:

  • Intellectual Freedom/Civil Discourse — Having lived under a totalitarian regime in the Soviet Union, Mike and Sofia Segal understand that intellectual freedom and civil discourse are essential for creating a dynamic and open society.
  • Medical Research — Addressing both the social and medical aspects of rare diseases.
  • Jewish Heritage — Preserving Jewish heritage and strengthening identity and Peoplehood in Israel and the United States.
  • Elder Care
  • Climate Change

Grantmaking

Grant Range

** $3,000 to $3,500,000

Average Grant

** $178,000

Invitation Only

** Invitation preferred; letter of intent accepted.

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Geographic Focus

Where this funder awards grants

The foundation primarily funds organizations in New York, District of Columbia, and Florida, which account for 76% of grants.

Grant Distribution by State

11states
+3 more states

Cities

AgawamBostonBrooklynCambridgeCharlestonCoral GablesHillburnLittle RockMiamiMontclairMoundridgeNew HarborNew YorkPassaicPetalumaPhiladelphiaPhilidelphiaScarsdaleSurfsideTampa

Financial History

Multi-year comparison from IRS filings

Total Assets: $9,339,780 (as of 2024); $9,652,375 (as of 2023)

Total Annual Giving: $12,209,388 (2024)

Total Revenues: $3,901,359 (2023)

Total Expenses: $8,874,145 (2023)

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$5M$10M$16M$21M20202021202220232024
Metric202420232022
Total Assets$9,339,780$9,652,375$21,392,760
Revenue$13,023,090$3,901,359$1,661,874
Expenses$12,856,795$8,874,145$1,945,352
Qualifying Distributions$12,217,032$8,605,407$1,873,352
Net Investment Income$8,401,897$4,706,656$2,849,064
Distributable Amount$530,705$949,627$1,198,101

Giving Over Time

Total grant dollars and number of grants per year

$0$3M$6M$9M$12M17 grants202023 grants202120 grants202225 grants202333 grants2024

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2024

LEUKEMIA & LYMPHOMA SOCI…$3.5MEHLERS-DANLOS SOCIETY$1.4MHETREODOX ACADEMY$1.0MMOFFITT CANCER AND RESEA…$600KCOLUMBIA UNIVERSITY - CE…$600KJIGSAW EDUCATIONAL PRODU…$542KAMERICAN FRIENDS OF ALUM…$530KWEILL CORNELL MEDICAL CO…$500KMASSACHUSETTS INSTITUTE …$400KTHE WASHINGTON INSTITUTE$400K

Grant Size Distribution

118 grants across all recorded years

39<$50K14$50–100K36$100–250K16$250–500K8$500K–1M5$1–5M$5M+

Open Grants

1 open opportunity from Mike & Sofia Segal Foundation

Giving History

Grant recipients and amounts by year

No grants recorded for .

Leadership & Key People

Officers and directors from IRS filings

Compensation Overview

From 2024 IRS filing

From 2024 filing

NameTitleHoursCompensation
MIKHAIL SEGALTRUSTEE2
SOFIA SEGALTRUSTEE2

Recent News & Activity

Recent developments and announcements

The foundation has announced several major grants and initiatives in recent years:

The Mike & Sofia Segal Foundation pledged $5 million to Heterodox Academy to establish The Mike & Sofia Segal Center for Academic Pluralism, supporting intellectual freedom and civil discourse on college campuses.

Mike & Sofia Segal Foundation Pledges $5 Million to Heterodox Academy

The Leukemia & Lymphoma Society received $17 million from the foundation to accelerate progress in the treatment of Chronic Myelomonocytic Leukemia.

Mike & Sofia Segal Foundation Pledges $5 Million to Heterodox Academy

ANU - Museum of the Jewish People in Tel Aviv, Israel received $1.5 million from the foundation.

ANU - Museum of the Jewish People in Tel Aviv, Israel Receives $1.5 Million

The restoration of the Hall of Remembrance at Yad Vashem will begin with foundation support.

The foundation has recently "retooled" its approach to philanthropic giving to make it more strategic, targeted, and sizable.

Subject Areas

Focus areas based on grantmaking activity

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

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