GrantAuthority

Heck Foundation

Grantmaking foundation in Guerneville, California · EIN 20-5570213

Grants itemized on the 990
$350KTax year 2025
Grants made
107Tax year 2025
Total assets
$4.2MLatest reported
Latest IRS filing
2025Form 990 / 990-PF

Giving by year

$280K2019
$300K2020
$340K2021
$280K2022
$320K2023
$350K2024
$350K2025

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
Canine Companions$100K2025
Sonoma State Univ$30K2025
Srjc Foundation$13K2025
Active 20-30 Club$10K2025
Children'S Museum of Sonoma County$10K2025

Amounts are rounded. The full grantee list (107 grants in 2025) is available with a free account.

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Similar foundations in California

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