The Teton Range reflected in a lake in Grand Teton National Park, Wyoming

Form 990-PFTax year 2025EIN 55-6016633

William E Weiss Foundation Inc

A private foundation in Jackson, WY. Its return for tax year 2025 lists 17 grants and $455,000 paid in grants.

Tax year 2025 (period ending Mar 31, 2026), 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

8 returns on file
Grants paid by tax year. The latest year is in blue.
  • Tax year 2025

    $455,000

    Grants listed
    17
    Assets, end of year
    $6,764,064
  • Tax year 2024

    $398,000

    Grants listed
    14
    Assets, end of year
    $6,431,555
  • Tax year 2023

    $174,000

    Grants listed
    14
    Assets, end of year
    $6,487,913
  • Tax year 2022

    $180,000

    Grants listed
    12
    Assets, end of year
    $6,485,623
  • Tax year 2021

    $360,000

    Grants listed
    23
    Assets, end of year
    $6,616,790
  • Tax year 2020

    $362,000

    Grants listed
    25
    Assets, end of year
    $6,538,609
  • Tax year 2019

    $332,000

    Grants listed
    29
    Assets, end of year
    $6,715,675
  • Tax year 2018

    $382,000

    Grants listed
    29
    Assets, end of year
    $6,323,587

Grants paid in 2025

17 grants, largest first

As listed on the return.

  1. St John's Episcopal ChurchJackson, WY

    Rebuild browse n'buy

    $120,000
  2. Museum of the City of New YorkNew York, NY

    2026 programs

    $50,000
  3. Forest Park ForeverSaint Louis, MO

    Tree installations

    $35,000
  4. Santa Barbara Bowl FoundationSanta Barbara, CA

    Legacy scholarship program

    $27,500
  5. Hutchison SchoolMemphis, TN

    Infrastructure improvements

    $25,750
  6. City AcademySaint Louis, MO

    Cello purchase

    $25,500
  7. Colgate UniversityHamilton, NY

    Athletic fund

    $25,000
  8. Ganna Walska LotuslandSanta Barbara, CA

    Mural installation

    $25,000
  9. Pure AcademyMemphis, TN

    Expansion of boarding school

    $25,000
  10. Santa Barbara SymphonySanta Barbara, CA

    Youth ensemble program

    $20,000
  11. St John's Health FoundationJackson, WY

    General fund

    $18,750
  12. Association to Benefit ChildrenNew York, NY

    Childhood treatment program

    $15,000
  13. Saint Louis ZooSaint Louis, MO

    Better wild, better world campaign

    $12,000
  14. RX Art IncNew York, NY

    Behavioral health program

    $10,000
  15. Society of St Vincent de Paul St Michael's ConferenceMemphis, TN

    Food pantry

    $8,000
  16. Studio in A SchoolNew York, NY

    General fund

    $7,500
  17. Wilderness Adventures FoundationJackson, WY

    Youth camp programs

    $5,000

Where the money goes

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

  1. Education2 grants $51,25024% of the total
  2. Arts and culture1 grant $50,00024% of the total
  3. Environment2 grants $40,00019% of the total
  4. Sports and recreation1 grant $27,50013% of the total
  5. Human services2 grants $25,00012% of the total
  6. Health1 grant $18,7509% of the total

By State

Grants to organizations with a US address, latest year.

  1. Wyoming3 grants $143,750
  2. New York5 grants $107,500
  3. California3 grants $72,500
  4. Missouri3 grants $72,500
  5. Tennessee3 grants $58,750

Officers, directors and trustees

4 people as filed

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

  • Dwyer BrownPRESIDENT Hours 0.25Pay $0
  • Katrina W RyanVICE PRESIDENT Hours 0.25Pay $0
  • Daryl Brown UberTREASURER Hours 0.25Pay $0
  • Dryden BrownSECRETARY Hours 0.25Pay $0

The return

More foundations

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Same main cause (education), giving between a quarter and four times this foundation’s where possible, nearby first.

  1. Elbridge & Evelyn Stuart FoundationJackson, WY 51 grants Accepts applications $302,500 giving
  2. Dr Denis R and Diane Kay Robards Lyman FoundationJackson, WY 13 grants Preselected only $272,000 giving
  3. Sipprelle Charitable CorpJackson, WY 18 grants Preselected only $258,930 giving
  4. The White Cedar Fund Formerly Nolen Bradley Family FundJackson, WY 24 grants Preselected only $834,758 giving
  5. Mary Byrd Wyman Memorial AssociationJackson, WY 3 grants Preselected only $211,275 giving