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Nion Robert Thieriot Foundation

Grantmaking foundation in Elk Mountain, Wyoming · EIN 83-0332938

Grants itemized on the 990
$860KTax year 2025
Grants made
8Tax year 2025
Total assets
$6.4MLatest reported
Latest IRS filing
2025Form 990 / 990-PF

Giving by year

$510K2019
$590K2020
$620K2021
$650K2022
$610K2023
$730K2024
$860K2025

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
Greenagers$250K2025
Berkshire Natural Resources Council$180K2025
New Marlborough Land Trust$150K2025
Sonoma Land Trust$130K2025
Massachusetts Spca$50K2025

Amounts are rounded. The full grantee list (8 grants in 2025) is available with a free account.

Website: nrt.org

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Similar foundations in Wyoming

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