The Delaware State Capitol

Form 990-PFTax year 2025EIN 58-2117440

The Solstice Foundation Inc

A private foundation in Wilmington, DE. Its return for tax year 2025 lists 20 grants and $254,000 paid in grants.

Tax year 2025 (period ending Dec 31, 2025), 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

    $254,000

    Grants listed
    20
    Assets, end of year
    $2,162,628
  • Tax year 2024

    $223,500

    Grants listed
    16
    Assets, end of year
    $2,212,209
  • Tax year 2023

    $237,500

    Grants listed
    17
    Assets, end of year
    $2,301,567
  • Tax year 2022

    $221,500

    Grants listed
    20
    Assets, end of year
    $2,429,731
  • Tax year 2021

    $335,000

    Grants listed
    26
    Assets, end of year
    $2,571,802
  • Tax year 2020

    $170,750

    Grants listed
    23
    Assets, end of year
    $2,537,906
  • Tax year 2019

    $270,000

    Grants listed
    21
    Assets, end of year
    $2,617,314
  • Tax year 2018

    $266,575

    Grants listed
    19
    Assets, end of year
    $2,427,806

Grants paid in 2025

20 grants, largest first

As listed on the return.

  1. Odyssey IncAtlanta, GA

    General & Unrestricted

    $27,500
  2. Atlanta Union Mission Corporation HCSRAtlanta, GA

    General & unrestricted

    $25,000
  3. Chris 180 IncAtlanta, GA

    General & Unrestricted

    $25,000
  4. Project Lemonade IncPortland, OR

    General & Unrestricted

    $25,000
  5. National Disaster Search Dog Foundation IncSanta Paula, CA

    General & Unrestricted

    $20,000
  6. Direct ReliefSanta Barbara, CA

    General & Unrestricted

    $15,000
  7. NBCCSanta Barbara, CA

    General & Unrestricted

    $15,000
  8. Propel Atl IncAtlanta, GA

    General & Unrestricted

    $15,000
  9. California Community FoundationLos Angeles, CA

    Wildfire Recovery Fund

    $10,000
  10. Direct ReliefSanta Barbara, CA

    To support the California Wildfire Response efforts

    $10,000
  11. Pasadena Humane SocietyPasadena, CA

    General & Unrestricted

    $10,000
  12. Program for Early Parent SupportSeattle, WA

    General & unrestricted

    $10,000
  13. Project Lemonade IncPortland, OR

    Basic Needs Fund / SNAP Benefits relief

    $10,000
  14. Special Olympics Georgia IncNorcross, GA

    General & Unrestricted

    $10,000
  15. World Central Kitchen IncorporatedWashington, DC

    To support World Central Kitchen's Relief team efforts in response to the California wildfires

    $10,000
  16. Childrens Healthcare of Atlanta FoundationAtlanta, GA

    General & Unrestricted

    $5,000
  17. Medecins Sans Frontieres USA IncNew York, NY

    General & Unrestricted

    $5,000
  18. Atlanta Community Food Bank IncAtlanta, GA

    General & Unrestricted

    $2,500
  19. UNICEF USA Impact Fund for Children IncNew York, NY

    General & Unrestricted

    $2,500
  20. Shepherd Center Foundation IncAtlanta, GA

    2025 Women Shaping Shepherd

    $1,500

Where the money goes

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

  1. Human services6 grants $110,00044% of the total
  2. Education2 grants $42,50017% of the total
  3. International aid4 grants $40,00016% of the total
  4. Health1 grant $20,0008% of the total
  5. Philanthropy and grantmaking3 grants $14,0006% of the total
  6. Animals1 grant $10,0004% of the total
  7. 2 other causes2 grants $12,5005% of the total

By State

Grants to organizations with a US address, latest year.

  1. Georgia8 grants $111,500
  2. California6 grants $80,000
  3. Oregon2 grants $35,000
  4. District of Columbia1 grant $10,000
  5. Washington1 grant $10,000
  6. Maryland1 grant $5,000
  7. New York1 grant $2,500

Officers, directors and trustees

8 people as filed

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

  • Briana LindenbaumDir Hours 1Pay $0
  • Carol LindenbaumDir Hours 1Pay $0
  • David LindenbaumDir Hours 1Pay $0
  • Josh LindenbaumDir, Sec Hours 1Pay $0
  • Kendall LindenbaumDir Hours 1Pay $0
  • Lauren LindenbaumDir Hours 1Pay $0
  • Mark LindenbaumDir, Pres Hours 1Pay $0
  • Todd LindenbaumDir, Treas Hours 1Pay $0

The return

More foundations

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

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