S & L Marx Foundation

WILMINGTON, DE EIN: 20-0677535

The S & L Marx Foundation is a private grantmaking foundation established in April 2004. The foundation maintains administrative offices in Wilmington, Delaware, with historical ties to Greenwich, Connecticut. As a 501(c)(3) organization, it operates as a private non-operating foundation focused on philanthropic grantmaking across multiple sectors.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$83.1M

+10.3% YoY

Annual Giving

$4.6M

-1.1% YoY

Grant Count

138

+1.5% YoY

Avg Grant Size

$34K

-2.6% YoY

Under IRS private-foundation payout rules, S & L Marx Foundation reported a distributable amount of $5.2M for 2024 — the minimum it must pay out in qualifying distributions.

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

Mission & Focus Areas

The foundation primarily funds:

  • General and unrestricted educational outreach programs
  • Community health programs
  • Cancer research
  • Young alumni annual funds
  • Yale parents annual fund

The foundation also supports educational programs, music education initiatives, and general operating support for various organizations.

Grantmaking

The foundation does not have a public application process. Grants appear to be made at the discretion of the foundation's leadership.

Grant Range

s:**

Average Grant

amounts vary by program type, ranging from approximately $3,000 to $5,600

How to Apply

**

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Geographic Focus

Where this funder awards grants

The foundation's grantmaking focuses primarily on Connecticut, New York, and Massachusetts.

Grant Distribution by State

19states
+11 more states

Cities

AlbionBaltimoreBedfordBethesdaBostonBridgeportBridgtonBronxBrooklynCharlestonChicagoCopakeCos CobFairfieldGreenwichHagerstownHamiltonHanoverHarrisonHartford

Financial History

Multi-year comparison from IRS filings

As of December 2024:

  • Total assets: $83,145,844
  • Total revenue: $13,181,624
  • Total expenses: $5,406,415
  • Total giving: $4,641,000

As of December 2023:

  • Total assets: $75,370,635
  • Total revenue: $3,702,800
  • Total expenses: $5,375,670
  • Total giving: $5,022,569

Investment Profile: The foundation generates revenue primarily through investment activities, including dividends ($3.7 million) and sales of assets ($8.5 million), indicating a sophisticated investment strategy to sustain grantmaking activities.

Giving Rate: 6.6% (2023)

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$4M$7M$11M$14M20202021202220232024
Metric202420232022
Total Assets$83,145,844$75,370,635$77,043,505
Revenue$13,181,624$3,702,800$5,891,144
Expenses$5,406,415$5,375,670$5,364,257
Qualifying Distributions$4,971,666$5,022,569$5,009,293
Net Investment Income$12,871,089$3,432,292$5,581,025
Distributable Amount$5,242,148$4,859,287$4,860,938

Giving Over Time

Total grant dollars and number of grants per year

$0$1M$2M$4M$5M120 grants2020136 grants2021141 grants2022136 grants2023138 grants2024

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2024

BRUNSWICK SCHOOL INC$250KGREENWICH ACADEMY INC$200KBoys and Girls Club of G…$150KALZHEIMERS DISEASE AND R…$100KCAMPHILL VILLAGE U S A INC$100KBIRTHRIGHT ISRAEL FOUNDA…$60KBRUCE MUSEUM INC$50KFAIR HAVEN COMMUNITY HEA…$50KAURELIA FOUNDATION$30KBRUCE MUSEUM INC$25K

Grant Size Distribution

250 grants across all recorded years

205<$50K22$50–100K16$100–250K7$250–500K$500K–1M$1–5M$5M+

Giving History

Grant recipients and amounts by year

Among its reported 2024 grants, the largest include Brunswick School Inc ($250,000), Greenwich Academy Inc ($200,000), Boys and Girls Club of Greenwich ($150,000).

RecipientPurposeAmount
ABILIS INC GREENWICH, CTGeneral & Unrestricted$5,000
ADOPT A DOG INC GREENWICH, CTGeneral & Unrestricted$5,000
ALBERT EINSTEIN COLLEGE OF MEDICINE BRONX, NYCharitable Event$2,000
ALLIANCE FOR CANCER GENE THERAPY INC STAMFORD, CTGeneral & Unrestricted$2,500
ALZHEIMERS DISEASE AND RELATED DISORDERS ASSOCIATI CHICAGO, ILDementia Care Coordination Program in New England$100,000
AMERICAN FRIENDS OF MAGEN DAVID ADOM NEW YORK, NYGeneral & Unrestricted$5,000
ANDROSCOGGIN ALUMNI ASSOCIATION INC HARRISON, NYSummer Camp Scholarship fund$5,000
ANTI-DEFAMATION LEAGUE NEW YORK, NYADL programs in Connecticut$10,000
AURELIA FOUNDATION PACIFIC PALISADES, CACreative Steps Arts Program$30,000
BIRTHRIGHT ISRAEL FOUNDATION NEW YORK, NYBirthright Israel Fellows professional development program$60,000

Leadership & Key People

Leadership team and compensation from IRS filings

  • Sylvia Marx – President and Director
  • Nancy M Better – Executive Director and Secretary (Compensation: $180,000–$189,000)
  • James Better – Director and Treasurer
  • Charles Better – Director
  • David Better – Director
  • Sarah Better – Director
  • Laura Weintraub Beck – Director

The foundation operates with a family board structure and maintains zero full-time employees beyond the Executive Director.

Compensation Overview

From 2024 IRS filing

Nancy M BetterExecutive Dir, Sec$189K

From 2024 filing

NameTitleHoursCompensation
Laura Weintraub BeckDir1
Charles BetterDir1
David BetterDir1
James BetterDir, Treas1
Nancy M BetterExecutive Dir, Sec40$189,000
Sarah BetterDir1
Sylvia MarxDir, Pres1

Subject Areas

Focus areas based on grantmaking activity

Frequently Asked Questions

What does S & L Marx Foundation fund?

The foundation primarily funds: • General and unrestricted educational outreach programs • Community health programs • Cancer research • Young alumni annual funds • Yale parents annual fund The foundation also supports educational programs, music education initiatives, and general operating support for various organizations.

How do I apply for a grant from S & L Marx Foundation?

**Grant Activity:** • Made 136 grants in 2023 and 117 grants in 2024 • Total giving in 2024: $4,641,000 • Total giving in 2023: $5,022,569 **Grant Sizes:** • Grant range: $1,000 to $1,500,000 • Median grant amount: $9,375 • Average grant amounts vary by program type, ranging from approximately $3,000 to $5,600 **Recent Notable Grants (2024):** • Yale University: $1,000,000 (Data Science Library Fund) • Jewish Board of Family and Children's Services: $500,000 (Social Work Residency Fund) • Bruns…

Where does S & L Marx Foundation make grants?

The foundation's grantmaking focuses primarily on Connecticut, New York, and Massachusetts.

What size grants does S & L Marx Foundation award?

In 2024, S & L Marx Foundation awarded 138 grants totaling $4.6M — an average of about $34K per grant, based on its IRS Form 990 filings.

How much is S & L Marx Foundation required to give away each year?

Private foundations must generally distribute about 5% of their assets annually. For 2024, S & L Marx Foundation reported a distributable amount of $5.2M on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.

What is S & L Marx Foundation's EIN?

S & L Marx Foundation's EIN (Employer Identification Number) is 20-0677535. IRS Form 990 filing data is available on this page for 2020–2024.

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

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