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Form 990-PFTax year 2025EIN 99-0290102

Matsunaga Charitable Foundation

A private foundation in Honolulu, HI. Its return for tax year 2025 lists 2 grants and $8,300 paid in grants.

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

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

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

  • Tax year 2025

    $8,300

    Grants listed
    2
    Assets, end of year
    $92,891

  • Tax year 2024

    $3,826

    Grants listed
    3
    Assets, end of year
    $99,455

  • Tax year 2023

    $5,126

    Grants listed
    2
    Assets, end of year
    $99,413

  • Tax year 2022

    $8,500

    Grants listed
    1
    Assets, end of year
    $100,878

  • Tax year 2021

    $0

    Grants listed
    0
    Assets, end of year
    $102,410

  • Tax year 2020

    $200

    Grants listed
    1
    Assets, end of year
    $88,864

Grants paid in 2025

2 grants, largest first

As listed on the return.

  1. La Pietra (hawaii School for Girls)Honolulu, HI

    Cash contribution

    $5,000
  2. National Kidney FoundationHonolulu, HI

    Cash contribution

    $3,300

Where the money goes

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

  1. Health1 grant $3,300100% of the total

By State

Grants to organizations with a US address, latest year.

  1. Hawaii2 grants $8,300

Officers, directors and trustees

4 people as filed

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

  • Matthew M MatsunagaPRES/TREAS/SECRETARY/DIR Hours 2Pay $0
  • Guillaume D MamanCHAIRMAN/VP/DIR Hours 0.25Pay $0
  • Hannah H MatsunagaDIRECTOR Hours 0.25Pay $0
  • Sarah M MatsunagaDIRECTOR Hours 0.25Pay $0

The return

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