The Delaware State Capitol

Form 990-PFTax year 2024EIN 20-0677535

S & L Marx Foundation

A private foundation in Wilmington, DE. Its return for tax year 2024 lists 138 grants and $4.6 million paid in grants.

Tax year 2024 (period ending Dec 31, 2024), read from the IRS e-file on Nov 11, 2026. Returns reach the IRS 5 to 18 months after the year they describe.

How to apply

Preselected only

The return checks the box saying the foundation gives only to preselected organizations and does not accept unsolicited requests.

Assets and giving by year

7 returns on file
Grants paid by tax year. The latest year is in blue.
  • Tax year 2024

    $4,641,000

    Grants listed
    138
    Assets, end of year
    $83,145,844
  • Tax year 2023

    $4,694,550

    Grants listed
    136
    Assets, end of year
    $75,370,635
  • Tax year 2022

    $4,699,300

    Grants listed
    141
    Assets, end of year
    $77,043,505
  • Tax year 2021

    $4,730,300

    Grants listed
    136
    Assets, end of year
    $76,516,618
  • Tax year 2020

    $4,578,550

    Grants listed
    120
    Assets, end of year
    $73,350,001
  • Tax year 2019

    $4,408,800

    Grants listed
    118
    Assets, end of year
    $90,600,085
  • Tax year 2018

    $4,403,950

    Grants listed
    107
    Assets, end of year
    $78,248,963

Grants paid in 2024

138 grants, largest first

As listed on the return.

  1. Yale UniversityNew Haven, CT

    Data Science Library fund

    $1,000,000
  2. Jewish Board of Family & Childrens Services IncNew York, NY

    Social Work Residency fund

    $500,000
  3. Brunswick School IncGreenwich, CT

    Horizons Summer Enrichment Program Endowment

    $250,000
  4. Stanford University - GSBStanford, CA

    BOLD Fellows Fund for Student Support

    $250,000
  5. Greenwich Academy IncGreenwich, CT

    STEM Faculty Professional Development Fund

    $200,000
  6. Hospital for Special Surgery Fund IncNew York, NY

    Musculoskeletal Research under the direction of Dr. Ugur Ayturk, PhD

    $200,000
  7. Boys and Girls Club of GreenwichGreenwich, CT

    Art & STEAM Lab fund in Horseneck Lane facility

    $150,000
  8. Yale UniversityNew Haven, CT

    Yale Program for the Study of Antisemitism

    $125,000
  9. Yale UniversityNew Haven, CT

    Robert Blocker Scholarship Fund to provide financial aid to students within the Yale School of Music

    $125,000
  10. Alzheimers Disease and Related Disorders AssociatiChicago, IL

    Dementia Care Coordination Program in New England

    $100,000
  11. Camphill Village U S A IncCopake, NY

    Healing Plant Garden Workspace Building Project

    $100,000
  12. Taft School CorporationWatertown, CT

    Financial Aid Endowment

    $100,000
  13. Yale UniversityNew Haven, CT

    Yale Class of 1954 Endowment for the Peabody Museum

    $100,000
  14. Joseph Slifka Center for Jewish Life at YaleNew Haven, CT

    Yale Jewish Renewal Fund

    $75,000
  15. Lets Get Ready IncNew York, NY

    CT State-Wide Coaching for College Success program

    $75,000
  16. Waterside School IncStamford, CT

    Literacy Champions Initiative

    $75,000
  17. Westchester ARC Foundation IncHawthorne, NY

    Grant for music, movement, and art therapy program

    $75,000
  18. Yale UniversityNew Haven, CT

    Yale Emerging Climate Leaders Fellowship

    $75,000
  19. Yonkers Partners in Education IncYonkers, NY

    Yonkers and Jersey City College Access Programs

    $75,000
  20. Birthright Israel FoundationNew York, NY

    Birthright Israel Fellows professional development program

    $60,000
  21. Bruce Museum IncGreenwich, CT

    new Woodshop/Exhibition Design Space fund

    $50,000
  22. Fair Haven Community Health Clinic IncNew Haven, CT

    new Fair Haven Community Health Care facility fund

    $50,000
  23. Marlboro School of Music IncPhiladelphia, PA

    Musicians from Marlboro Public Concert Series at Greenwich Library

    $36,000
  24. Sterling & Francine Clark Art InstWilliamstown, MA

    cultural programming and educational outreach

    $35,000
  25. Aurelia FoundationPacific Palisades, CA

    Creative Steps Arts Program

    $30,000
  26. Greenwich HospitalGreenwich, CT

    Healthy Living Prevention Program

    $30,000
  27. Bruce Museum IncGreenwich, CT

    cultural programming and educational outreach

    $25,000
  28. Hand in Hand American Friends of CNTR for Jewish-APortland, OR

    Growth of Hand in Hand Kfar Saba School

    $25,000
  29. Metropolitan Opera Guild IncNew York, NY

    General & Unrestricted

    $25,000
  30. Warren Land Trust IncWarren, CT

    Preservation of Tanner Farm and Mountain Lake Preserve

    $25,000
  31. Harlem AcademyNew York, NY

    Teaching partnership with Harlem School of the Arts and student scholarship fund

    $20,000
  32. Boys and Girls Club of GreenwichGreenwich, CT

    Strategic and Governance Consulting

    $16,000
  33. Friends of the Israel Defense ForcesNew York, NY

    PTSD program for active-duty soliders

    $15,000
  34. Reading Team IncNew York, NY

    Expansion of literacy coaching program for Harlem students

    $15,000
  35. Shakespeare on the Sound IncNorwalk, CT

    Educational Outreach

    $15,000
  36. Sharp Again Naturally IncWhite Plains, NY

    Supporting Brain Health Longevity in Seniors

    $15,000
  37. The Carnegie Hall CorporationNew York, NY

    Music programming and outreach

    $15,000
  38. Washington Institute for Near East PolicyWashington, DC

    research and policy support

    $15,000
  39. The Morgan Library & MuseumNew York, NY

    Educational programs and exhibitions

    $12,500
  40. Together Achieving Dreams Foundation IncAlbany, NY

    Student mentorship program

    $11,500
  41. Anti-Defamation LeagueNew York, NY

    ADL programs in Connecticut

    $10,000
  42. Cagv-Education Fund IncRidgefield, CT

    Gun Violence Prevention

    $10,000
  43. Community Mindfulness Project IncorporatedRidgefield, CT

    CMP partnership with community organizations

    $10,000
  44. Family Centers IncGreenwich, CT

    childcare and literacy programs

    $10,000
  45. Friends of Ofanim IncPhiladelphia, PA

    mobile education program in Israel

    $10,000
  46. Greenwich LibraryGreenwich, CT

    general support and Peterson Business Award fund

    $10,000
  47. Israel Lacrosse Association IncNew York, NY

    Israel Lacrosse Program

    $10,000
  48. Lake Waramaug Task Force IncWarren, CT

    Environmental Conservation of Lake Waramaug

    $10,000
  49. Shatterproof A Nonprofit CorpBoston, MA

    Shatterproof's Stigma Reduction Initiative

    $10,000
  50. Squash Haven IncNew Haven, CT

    Academic and athletic enrichment programs

    $10,000
  51. Temple Sholom IncGreenwich, CT

    Charitable Event

    $10,000
  52. Together Achieving Dreams Foundation IncAlbany, NY

    career mentoring program for blind and low-vision students

    $10,000
  53. Trinity CollegeHartford, CT

    Trinity College Annual Fund

    $10,000
  54. UJA Federation of GreenwichGreenwich, CT

    community programs

    $10,000
  55. Yale UniversityNew Haven, CT

    Cancer Research

    $10,000
  56. Yale UniversityNew Haven, CT

    Peter Salovey & Marta Elisa Moret Scholarship Fund

    $10,000
  57. Yale UniversityNew Haven, CT

    Yale Lacrosse Association

    $10,000
  58. Stamford Center for the Arts IncStamford, CT

    arts programming and education outreach

    $8,000
  59. Jewish Family Services of Greenwich IncGreenwich, CT

    Shopping for Seniors and Compassionate Companions Programs

    $7,500
  60. Washington Institute for Near East PolicyWashington, DC

    Charitable Event

    $7,500
  61. Lincoln Center for the Performing Arts IncNew York, NY

    Musical performances and education programs

    $6,000
  62. Abilis IncGreenwich, CT

    General & Unrestricted

    $5,000
  63. Adopt A Dog IncGreenwich, CT

    General & Unrestricted

    $5,000
  64. American Friends of Magen David AdomNew York, NY

    General & Unrestricted

    $5,000
  65. Androscoggin Alumni Association IncNew York, NY

    Summer Camp Scholarship fund

    $5,000
  66. Breast Cancer Alliance IncGreenwich, CT

    Breast Cancer Research Program

    $5,000
  67. Brunswick School IncGreenwich, CT

    Brunswick Alumni Development Council

    $5,000
  68. Brunswick School IncGreenwich, CT

    Horizons at Brunswick 2023-2024 Annual Appeal for general operating support

    $5,000
  69. Child Guidance Center of Southern CT IncStamford, CT

    General & Unrestricted

    $5,000
  70. Childrens Learning Centers of Fairfield County IncStamford, CT

    General & Unrestricted

    $5,000
  71. Chromosome 18 Registry and Research SocietySan Antonio, TX

    Chromosome 18 Research Program

    $5,000
  72. City Harvest IncBrooklyn, NY

    City Harvest Produce Pals Program

    $5,000
  73. Colgate UniversityHamilton, NY

    Student Support fund

    $5,000
  74. Cystic Fibrosis FoundationBethesda, MD

    Cystic Fibrosis Research

    $5,000
  75. FSHD SocietyRandolph, MA

    FSHD Research Program

    $5,000
  76. Gather New HavenNew Haven, CT

    Farm-based wellness program

    $5,000
  77. Greenwich Emergency Medical Service IncorporatedRiverside, CT

    General & Unrestricted

    $5,000
  78. Greenwich Symphony Orchestra IncGreenwich, CT

    General & Unrestricted

    $5,000
  79. Harvard Business SchoolBoston, MA

    HBS Annual Fund

    $5,000
  80. Impact 100 Fairfield CountyGreenwich, CT

    Funding Cycle fund

    $5,000
  81. Juilliard SchoolNew York, NY

    General & Unrestricted

    $5,000
  82. Kids in Crisis IncCos Cob, CT

    Lighthouse Program Fund

    $5,000
  83. Mianus River Gorge IncBedford, NY

    Land conservation initiatives

    $5,000
  84. Mount Sinai School of Medicine of New York UniversNew York, NY

    Brookdale Department of Geriatrics and Palliative Care

    $5,000
  85. Neads IncPrinceton, MA

    Service dog training programs

    $5,000
  86. New York Historical SocietyNew York, NY

    Support for exhibitions and programs

    $5,000
  87. New York UniversityNew York, NY

    Dermatology Research Program

    $5,000
  88. Old Road Fund IncGreenwich, CT

    scholarship fund and student support fund

    $5,000
  89. Precede Foundation IncWhite Plains, NY

    PRECEDE study

    $5,000
  90. Royal Family Productions IncNew York, NY

    education programs

    $5,000
  91. Seeds of Peace IncWashington, DC

    Summer leadership program

    $5,000
  92. Summer Camp IncDenmark, ME

    summer campers Scholarship Fund

    $5,000
  93. The Greenwich Land Trust IncGreenwich, CT

    land conservation and preservation

    $5,000
  94. The Metropolitan Museum of ArtNew York, NY

    American Wing fund

    $5,000
  95. The Multiple Myeloma Research Foundation IncNorwalk, CT

    Multiple Myeloma Research

    $5,000
  96. Waterside School IncStamford, CT

    Annual Fund and 5K Event

    $5,000
  97. Yale University Art GalleryNew Haven, CT

    exhibitions and education programs

    $5,000
  98. Harlem Lacrosse and Leadership CorporationNew York, NY

    Academic and athletic support programs

    $3,500
  99. Caramoor Center for Music & the Arts IncKatonah, NY

    Music Outreach Programs

    $3,000
  100. Greenwich Academy IncGreenwich, CT

    Annual Fund

    $3,000
  101. Thames Valley Music SchoolNew London, CT

    music instruction

    $3,000
  102. Trustees of Columbia UniversityNew York, NY

    Weinberg Cerebral Palsy Center

    $3,000
  103. Alliance for Cancer Gene Therapy IncStamford, CT

    General & Unrestricted

    $2,500
  104. Boys and Girls Club of GreenwichGreenwich, CT

    GBGC Youth of the Year program

    $2,500
  105. Bronx Lacrosse IncBronx, NY

    Bronx Lacrosse educational support

    $2,500
  106. Filling in the Blanks IncNorwalk, CT

    weekend meal program for students

    $2,500
  107. Grad Bag IncScarsdale, NY

    General & Unrestricted

    $2,500
  108. Liberation Programs IncBridgeport, CT

    Charitable Event

    $2,500
  109. Southern Poverty Law Center IncMontgomery, AL

    Poverty eradication programs

    $2,500
  110. Step Up TutoringSanta Monica, CA

    academic tutoring programs

    $2,500
  111. Trustees of Columbia University in the City of NewNew York, NY

    Justice Ruth Bader Ginsberg Scholarship Fund

    $2,500
  112. Albert Einstein College of MedicineBronx, NY

    Charitable Event

    $2,000
  113. Coffee for Good IncGreenwich, CT

    General & Unrestricted

    $2,000
  114. Fairfield Countys Community Foundation IncNorwalk, CT

    Youth Education & Career Development Initiatives

    $2,000
  115. Family Legal Care IncNew York, NY

    General & Unrestricted

    $2,000
  116. Leo Baeck Institute IncNew York, NY

    General & Unrestricted

    $2,000
  117. New York Theatre Workshop IncNew York, NY

    General & Unrestricted

    $2,000
  118. Connecticut CollegeNew London, CT

    Annual Fund

    $1,000
  119. Fernwood Cove FoundationHarrison, ME

    Camp Scholarship Fund

    $1,000
  120. Figure Skating in Harlem IncNew York, NY

    General & Unrestricted

    $1,000
  121. Grassroot Soccer IncHanover, NH

    General & Unrestricted

    $1,000
  122. Greenwich Academy IncGreenwich, CT

    Annual Fund

    $1,000
  123. Greenwich Country Day School IncGreenwich, CT

    Parents of Alumni Annual Fund gift to center for public good

    $1,000
  124. Greenwich Historical Society IncCos Cob, CT

    General & Unrestricted

    $1,000
  125. Larchmont Temple IncLarchmont, NY

    Rabbi's Discretionary Fund

    $1,000
  126. Lyman Allyn Art Museum IncNew London, CT

    General & Unrestricted

    $1,000
  127. Memorial Sloan-Kettering Cancer CenterHagerstown, MD

    Cancer Research Fund

    $1,000
  128. Merritt Parkway Conservancy IncStamford, CT

    General & Unrestricted

    $1,000
  129. Morys Preservation IncNew Haven, CT

    General & Unrestricted

    $1,000
  130. Pilobolus IncWashington, CT

    General & Unrestricted

    $1,000
  131. President and Fellows of Harvard CollegeBoston, MA

    General & Unrestricted

    $1,000
  132. Purchase College FoundationPurchase, NY

    General & Unrestricted

    $1,000
  133. Putnam-Indian Field School IncGreenwich, CT

    General & Unrestricted

    $1,000
  134. Taft School CorporationWatertown, CT

    Annual Fund

    $1,000
  135. The Aspen Institute IncWashington, DC

    General & Unrestricted

    $1,000
  136. The New York Public Library Astor Lenox and TildenNew York, NY

    General & Unrestricted

    $1,000
  137. Weitzman National Museum of American Jewish HistorPhiladelphia, PA

    General & Unrestricted

    $1,000
  138. Williams CollegeWilliamstown, MA

    Williams College Annual Fund

    $1,000

Where the money goes

By cause: grants to organizations we matched to the IRS list of exempt organizations, by their category.

  1. Education28 grants $890,50035% of the total
  2. Human services9 grants $561,00022% of the total
  3. Health5 grants $290,00011% of the total
  4. Arts and culture19 grants $211,0008% of the total
  5. Mental health4 grants $190,0008% of the total
  6. Youth development4 grants $169,5007% of the total
  7. 11 other causes26 grants $214,0008% of the total

By State

Grants to organizations with a US address, latest year.

  1. Connecticut67 grants $2,736,500
  2. New York46 grants $1,349,000
  3. California3 grants $282,500
  4. Illinois1 grant $100,000
  5. Massachusetts6 grants $52,000
  6. Pennsylvania3 grants $47,000
  7. District of Columbia4 grants $28,500
  8. Oregon1 grant $25,000
  9. Maryland2 grants $6,000
  10. Maine2 grants $6,000

Officers, directors and trustees

7 people as filed

As filed on the return, with average hours per week and pay from the foundation.

  • Laura Weintraub BeckDir Hours 1Pay $0
  • Charles BetterDir Hours 1Pay $0
  • David BetterDir Hours 1Pay $0
  • James BetterDir, Treas Hours 1Pay $0
  • Nancy M BetterExecutive Dir, Sec Hours 40Pay $189,000
  • Sarah BetterDir Hours 1Pay $0
  • Sylvia MarxDir, Pres Hours 1Pay $0

The return

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