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Form 990-PFTax year 2024EIN 51-6022487

Marmot Foundation

A private foundation in Rehoboth Beach, DE. Its return for tax year 2024 lists 2 grants and $2.8 million paid in grants.

See which foundations fund work like yours Matching by cause, place and grant size

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. It still lists the details below.

Contact
Willis H Dupont
PO Box 323
Rehoboth Beach, DE 19971
(202) 255-2600
Form and materials
No formal application required.
Deadlines
Submit proposals preferably in april and october. Determinations made in may and november.
Restrictions
No support for individuals, scholarships or loans.

Assets and giving by year

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

  • Tax year 2024

    $2,750,000

    Grants listed
    2
    Assets, end of year
    $21,182,193

  • Tax year 2023

    $1,990,000

    Grants listed
    45
    Assets, end of year
    $22,656,676

  • Tax year 2022

    $2,050,000

    Grants listed
    44
    Assets, end of year
    $23,760,729

  • Tax year 2021

    $2,100,000

    Grants listed
    42
    Assets, end of year
    $25,273,620

  • Tax year 2020

    $965,000

    Grants listed
    51
    Assets, end of year
    $25,932,228

  • Tax year 2019

    $1,402,000

    Grants listed
    86
    Assets, end of year
    $28,617,796

  • Tax year 2018

    $1,307,500

    Grants listed
    88
    Assets, end of year
    $22,408,234

Grants paid in 2024

2 grants, largest first

As listed on the return.

  1. National Philanthropic Trust Torque FoundationJenkintown, PA

    General/educational

    $2,700,000
  2. New Hope Charities IncWest Palm BCH, FL

    General/educational

    $50,000

Where the money goes

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

  1. Philanthropy and grantmaking1 grant $50,000100% of the total

By State

Grants to organizations with a US address, latest year.

  1. Pennsylvania1 grant $2,700,000
  2. Florida1 grant $50,000

Officers, directors and trustees

4 people as filed

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

  • Willis H DupontCHAIRMAN Hours 2Pay $0
  • Lammot J DupontTRUSTEE Hours 2Pay $0
  • Miren Dea DupontTRUSTEE Hours 2Pay $0
  • Miren Dupont SanchezTRUSTEE Hours 2Pay $0

The return

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