GrantAuthority

Odonnell Iselin Foundation Inc

Grantmaking foundation in Valley Stream, New York · EIN 51-6016471

Grants itemized on the 990
$200KTax year 2025
Grants made
33Tax year 2025
Total assets
$1MLatest reported
Latest IRS filing
2025Form 990 / 990-PF

Giving by year

$220K2019
$280K2020
$220K2021
$200K2022
$210K2023
$190K2024
$200K2025

Totals by tax year, rounded to two significant figures. Years without a reported total show the sum of grants itemized on the filing.

Top recipients

RecipientAmountTax year
New York Botanical Garden$25K2025
St Timothy'S School$25K2025
Woods Hole Oceanographic Institute$15K2025
Greenwich Land Trust Inc$10K2025
Planned Parenthood of Greater New York$10K2025

Amounts are rounded. The full grantee list (33 grants in 2025) is available with a free account.

See the full profile. All grants with amounts and years, board and officers, contact details, giving patterns and your organization's fit score are available with a free GrantAuthority account.

Similar foundations in New York

Source: IRS Form 990 and 990-PF filings, tax year 2025. Also see this organization on ProPublica Nonprofit Explorer.