The Zaffaroni Foundation
EIN 946100109
Possibly inactive.
Last 990-PF filing on record is from 2023
(3 years ago). This foundation may have filed its
final return or ceased operations — verify before investing time in an application.
Total Given 2016–2023
$1.4M
42 grants · $179K avg/year
based on 8 yrs of IRS 990-PF records on file
$100K+/yr
local funder
capacity
$10K
typical small grants · $5K–$50K
grant size
33%
supporter · 8/24 multi-year
repeat
$5.4M
Assets (2023)
24
Distinct Recipients
Focus Areas
Application Information
Accepts Unsolicited Proposals
No — Preselected Only
Phone
(510) 797-8661
Financial Trends
Giving Over Time
Total Assets Over Time
View financial data as table
| Year | Total Giving | Total Assets | Revenue | Grants |
|---|---|---|---|---|
| 2016 | $362K | $4.6M | $96K | 10 |
| 2018 | $164K | $4.9M | $118K | 8 |
| 2019 | N/A | $5.4M | $129K | N/A |
| 2020 | $185K | $5.7M | $123K | 7 |
| 2021 | $173K | $6.1M | $128K | 5 |
| 2022 | $370K | $6.0M | $142K | 8 |
| 2023 | $180K | $5.4M | $166K | 4 |
Grant Size Distribution
Based on 42 grants on record
Minimum
$1K
25th Pctl
$5K
Median
$10K
Average
$34K
75th Pctl
$50K
Maximum
$250K
Geographic Distribution
Officers & Directors
LZ
Lida Zaffaroni
Director
DZ
Dr Alejandro a Zaffaroni
Director
LZ
Leah Zaffaroni
Director
LZ
Lida Zaffaroni
Director
DZ
Dr Alejandro a Zaffaroni
Director
LZ
Leah Zaffaroni
Director
DZ
Dr Alejandro a Zaffaroni
Director
LZ
Lida Zaffaroni
Director
LZ
Leah Zaffaroni
Director
LZ
Lida Zaffaroni
Director
DZ
Dr Alejandro a Zaffaroni
Director
LZ
Leah Zaffaroni
Director
DZ
Dr Alejandro a Zaffaroni
Director
LZ
Lida Zaffaroni
Director
LZ
Leah Zaffaroni
Director
LZ
Leah Zaffaroni
Director
DZ
Dr Alejandro a Zaffaroni
Director
LZ
Lida Zaffaroni
Director
LZ
Lida Zaffaroni
Director
LZ
Leah Zaffaroni
Director
DZ
Dr Alejandro a Zaffaroni
Director
Grants Awarded (42 total)
| Purpose | ||||
|---|---|---|---|---|
| Boys & Girls Club of the Peninsula | Menlo Park, CA | $250,000 | Continued support of the Club's programs. First of 3-year pledge of $100,000 each. | 2022 |
| Boys & Girls Club of the Peninsula | Menlo Park, CA | $150,000 | Continued support of the Club's programs. First of 3-year pledge of $100,000 each. | 2023 |
| Boys & Girls Club of the Peninsula | Menlo Park, CA | $100,000 | Continued support of the Club's programs. First of 3-year pledge of $100,000 each. | 2020 |
| Boys & Girls Club of the Peninsula | Menlo Park, CA | $100,000 | Continued support of the Club's programs. First of 3-year pledge of $100,000 each. | 2021 |
| Stanford University | Stanford, CA | $100,000 | SCIENTIFIC RESEARCH | 2016 |
| Boys & Girls Club of the Peninsula | Menlo Park, CA | $76,000 | EDUCATION | 2018 |
| Boys & Girls Club of the Peninsula | Menlo Park, CA | $75,000 | EDUCATION | 2016 |
| Alzheimer'S Association | San Jose, CA | $75,000 | SCIENTIFIC RESEARCH | 2016 |
| Uc Berkeley Foundation | Berkeley, CA | $50,000 | Gift in support of Prof. Daniel M. Kammen's work in the Renewable & Appropriate Energy Lab (RAEL) | 2020 |
| Uc Berkeley Foundation | Berkeley, CA | $50,000 | Gift in support of Prof. Daniel M. Kammen's work in the Renewable & Appropriate Energy Lab (RAEL) | 2021 |
| Uc Berkeley Foundation | Berkeley, CA | $50,000 | Gift in support of Prof. Daniel M. Kammen's work in the Renewable & Appropriate Energy Lab (RAEL) | 2022 |
| Uc Berkeley Foundation | Berkeley, CA | $50,000 | SCIENTIFIC RESEARCH | 2016 |
| Uc Berkeley Foundation | Berkeley, CA | $50,000 | SCIENTIFIC RESEARCH | 2018 |
| Asante Foundation | Medford, OR | $25,000 | Gift in support of Age-Friendly Care Initiative at Asante Ashland Hospital, in memory of Donna Swanson. | 2022 |
| Bay Area Cancer Connections | Palo Alto, CA | $20,000 | SCIENTIFIC RESEARCH | 2016 |
| Peninsula Open Space Trust (POST) | Palo Alto, CA | $15,000 | Donation to POST programs in land conservation | 2023 |
| San Francisco Opera | San Francisco, CA | $15,000 | THE ARTS | 2016 |
| San Francisco Opera | San Francisco, CA | $15,000 | THE ARTS | 2018 |
| Peninsula Open Space Trust (POST) | Palo Alto, CA | $10,000 | Donation to POST programs in land conservation | 2020 |
| California Fire Foundation | Sacramento, CA | $10,000 | Contribution to support programs focused on wildfire prevention & mitigation efforts in Northern California | 2020 |
| Peninsula Open Space Trust (POST) | Palo Alto, CA | $10,000 | Donation to POST programs in land conservation | 2021 |
| Peninsula Open Space Trust (POST) | Palo Alto, CA | $10,000 | Donation to POST programs in land conservation | 2022 |
| Peace House | Ashland, OR | $10,000 | Gift in support of services to needy in local community, in Memory of Donna Swanson | 2022 |
| First Congregational United Church of Christ | Ashland, OR | $10,000 | Gift in support of Music Fund, in memory of Donna Swanson | 2022 |
| San Francisco Waldorf High School | San Francisco, CA | $10,000 | Gift in support of Eurythmy Troupe trip to Switzerland | 2022 |