Grants paid by The Zaffaroni Foundation
EIN 94-6100109 · Menlo Park, CA · Form 990-PF, Part XV
The Zaffaroni Foundation of Menlo Park, CA (EIN 94-6100109) reported 35 grants paid totaling $1,357,500 to 18 recipients in tax years 2018–2024, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$1,357,500
35 grants
Recipients
18
distinct organizations
Tax years
2018–2024
6 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2018 | 8 | $164,500 | — |
| 2020 | 7 | $185,000 | — |
| 2021 | 5 | $173,000 | — |
| 2022 | 8 | $370,000 | — |
| 2023 | 4 | $180,000 | — |
| 2024 | 3 | $285,000 | — |
Top recipients
The 18 recipients receiving the most from The Zaffaroni Foundation, by grants paid, out of 18 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Boys & Girls Club of the Peninsula 94-1552134 | B | Menlo Park, CA | 7 | $956,000 | 2024 |
| Uc Berkeley Foundation | U | Berkeley, CA | 4 | $200,000 | 2022 |
| Peninsula Open Space Trust (post) 94-2392007 | C | Palo Alto, CA | 5 | $55,000 | 2023 |
| Asante Foundation 93-6087366 | B | Medford, OR | 1 | $25,000 | 2022 |
| Ashland Parks Foundation 93-1158929 | C | Ashland, OR | 4 | $20,000 | 2024 |
| San Francisco Waldorf High School | U | San Francisco, CA | 2 | $20,000 | 2023 |
| San Francisco Opera | U | San Francisco, CA | 1 | $15,000 | 2018 |
| First Congregational United Church of Christ | U | Ashland, OR | 1 | $10,000 | 2022 |
| Peace House 93-0821939 | B | Ashland, OR | 1 | $10,000 | 2022 |
| California Fire Foundation 68-0118991 | B | Sacramento, CA | 1 | $10,000 | 2020 |
| Stanford University 26-4580872 | C | Redwood City, CA | 1 | $8,000 | 2021 |
| Awsna (the Assn of Waldorf Schools of North Americ | U | San Rafael, CA | 1 | $5,000 | 2020 |
| Geohazards International 76-0404723 | C | Menlo Park, CA | 1 | $5,000 | 2018 |
| Vallombrosa Center | U | Menlo Park, CA | 1 | $5,000 | 2020 |
| Marin Symphony Youth Orchestra | U | San Rafael, CA | 1 | $5,000 | 2023 |
| Association of Waldorf Schools of North America (awsna) | U | Fair Oaks, CA | 1 | $5,000 | 2018 |
| Menlo Charity Horse Show Inc 77-0456950 | C | Atherton, CA | 1 | $2,500 | 2018 |
| 10000 Degrees 95-3667812 | B | San Rafael, CA | 1 | $1,000 | 2018 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Every grant
All 35 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2024 | Boys & Girls Club of the Peninsula Menlo Park, CA | B | $150,000 | paid | Continued support of the Club's programs. First of 3-year pledge of $100,000 each. | 202501349349103030 |
| 2024 | Boys & Girls Club of the Peninsula Menlo Park, CA | B | $130,000 | paid | Continued support of the Club's programs. | 202501349349103030 |
| 2024 | Ashland Parks Foundation Ashland, OR | C | $5,000 | paid | Gift in support of Forestry trail and open space | 202501349349103030 |
| 2023 | Boys & Girls Club of the Peninsula Menlo Park, CA | B | $150,000 | paid | Continued support of the Club's programs. First of 3-year pledge of $100,000 each. | 202411369349102176 |
| 2023 | Peninsula Open Space Trust (post) Palo Alto, CA | C | $15,000 | paid | Donation to POST programs in land conservation | 202411369349102176 |
| 2023 | San Francisco Waldorf High School San Francisco, CA | U | $10,000 | paid | Gift in support of Eurythmy Troupe trip to Switzerland | 202411369349102176 |
| 2023 | Marin Symphony Youth Orchestra San Rafael, CA | U | $5,000 | paid | Donation in support of MYSO tour. | 202411369349102176 |
| 2022 | Boys & Girls Club of the Peninsula Menlo Park, CA | B | $250,000 | paid | Continued support of the Club's programs. First of 3-year pledge of $100,000 each. | 202313189349104196 |
| 2022 | Uc Berkeley Foundation Berkeley, CA | U | $50,000 | paid | Gift in support of Prof. Daniel M. Kammen's work in the Renewable & Appropriate Energy Lab (RAEL) | 202313189349104196 |
| 2022 | Asante Foundation Medford, OR | B | $25,000 | paid | Gift in support of Age-Friendly Care Initiative at Asante Ashland Hospital, in memory of Donna Swanson. | 202313189349104196 |
| 2022 | San Francisco Waldorf High School San Francisco, CA | U | $10,000 | paid | Gift in support of Eurythmy Troupe trip to Switzerland | 202313189349104196 |
| 2022 | Peninsula Open Space Trust (post) Palo Alto, CA | C | $10,000 | paid | Donation to POST programs in land conservation | 202313189349104196 |
| 2022 | Peace House Ashland, OR | B | $10,000 | paid | Gift in support of services to needy in local community, in Memory of Donna Swanson | 202313189349104196 |
| 2022 | First Congregational United Church of Christ Ashland, OR | U | $10,000 | paid | Gift in support of Music Fund, in memory of Donna Swanson | 202313189349104196 |
| 2022 | Ashland Parks Foundation Ashland, OR | B | $5,000 | paid | Support of Ashland Parks and Recreation programs | 202313189349104196 |
| 2021 | Boys & Girls Club of the Peninsula Menlo Park, CA | B | $100,000 | paid | Continued support of the Club's programs. First of 3-year pledge of $100,000 each. | 202232689349100003 |
| 2021 | Uc Berkeley Foundation Berkeley, CA | U | $50,000 | paid | Gift in support of Prof. Daniel M. Kammen's work in the Renewable & Appropriate Energy Lab (RAEL) | 202232689349100003 |
| 2021 | Peninsula Open Space Trust (post) Palo Alto, CA | C | $10,000 | paid | Donation to POST programs in land conservation | 202232689349100003 |
| 2021 | Stanford University Redwood City, CA | C | $8,000 | paid | GIFT DIRECTED TO DT. DUMAIRA AASI'S GIFT FUND IN DERMATOLOGY | 202232689349100003 |
| 2021 | Ashland Parks Foundation Ashland, OR | B | $5,000 | paid | Support of Ashland Parks and Recreation programs | 202232689349100003 |
| 2020 | Boys & Girls Club of the Peninsula Menlo Park, CA | B | $100,000 | paid | Continued support of the Club's programs. First of 3-year pledge of $100,000 each. | 202142239349100334 |
| 2020 | Uc Berkeley Foundation Berkeley, CA | U | $50,000 | paid | Gift in support of Prof. Daniel M. Kammen's work in the Renewable & Appropriate Energy Lab (RAEL) | 202142239349100334 |
| 2020 | California Fire Foundation Sacramento, CA | B | $10,000 | paid | Contribution to support programs focused on wildfire prevention & mitigation efforts in Northern California | 202142239349100334 |
| 2020 | Peninsula Open Space Trust (post) Palo Alto, CA | C | $10,000 | paid | Donation to POST programs in land conservation | 202142239349100334 |
| 2020 | Vallombrosa Center Menlo Park, CA | U | $5,000 | paid | Contribution to Vallombrosa in support of deferred maintenance | 202142239349100334 |
| 2020 | Awsna (the Assn of Waldorf Schools of North Americ San Rafael, CA | U | $5,000 | paid | Contribution to AWSNA Annual Fund | 202142239349100334 |
| 2020 | Ashland Parks Foundation Ashland, OR | B | $5,000 | paid | Support of Ashland Parks and Recreation programs | 202142239349100334 |
| 2018 | Boys & Girls Club of the Peninsula Menlo Park, CA | B | $76,000 | paid | EDUCATION | 201901509349100000 |
| 2018 | Uc Berkeley Foundation Berkeley, CA | U | $50,000 | paid | SCIENTIFIC RESEARCH | 201901509349100000 |
| 2018 | San Francisco Opera San Francisco, CA | U | $15,000 | paid | THE ARTS | 201901509349100000 |
| 2018 | Peninsula Open Space Trust Palo Alto, CA | B | $10,000 | paid | CONSERVATION | 201901509349100000 |
| 2018 | Geohazards International Menlo Park, CA | C | $5,000 | paid | CONSERVATION | 201901509349100000 |
| 2018 | Association of Waldorf Schools of North America (awsna) Fair Oaks, CA | U | $5,000 | paid | EDUCATION | 201901509349100000 |
| 2018 | Menlo Charity Horse Show Inc Atherton, CA | C | $2,500 | paid | EDUCATION | 201901509349100000 |
| 2018 | 10000 Degrees San Rafael, CA | B | $1,000 | paid | EDUCATION | 201901509349100000 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Recipient matching for this dataset version has not yet completed its independent precision check. Tier A rows carry the EIN the filer reported; tiers B–D are the matcher's inference and should be read as leads until the check is published on the methodology page.
Source filings
Every figure above is traceable to one of these IRS e-file returns by its OBJECT_ID.
| Form | Tax year | Period end | Filed | Schema | IRS OBJECT_ID |
|---|---|---|---|---|---|
| 990PF | 2024 | 2024-12-31 | not stated | 2024v5.1 | 202501349349103030 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.0 | 202411369349102176 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202313189349104196 |
| 990PF | 2021 | 2021-12-31 | not stated | 2021v4.2 | 202232689349100003 |
| 990PF | 2020 | 2020-12-31 | not stated | 2020v4.1 | 202142239349100334 |
| 990PF | 2018 | 2018-12-31 | not stated | 2018v3.1 | 201901509349100000 |
Derived from IRS Form 990-PF e-file XML; recipient identities from the IRS Exempt Organizations Business Master File. Dataset version 2026.09.0, built 2026-09-03. The same rows as Parquet: manifest; as JSON: /api/funders/946100109.json.
The same organization elsewhere in the program: exempt status and filing health · federal awards · grant guidance · open opportunities.
This is informational only, derived from public data on the dates shown. It is not an eligibility determination, and not legal, tax, or accounting advice. Verify against the official source before relying on it.