Sergey Brin Family Foundation
The Sergey Brin Family Foundation is a private foundation based in San Francisco, California. Its 2024 grants included support for Parkinson’s disease and bipolar disorder research, climate and energy organizations, and other nonprofit and research organizations.
Key facts about Sergey Brin Family Foundation
In short: Sergey Brin Family Foundation gave $698.9M across 170 grants in 2024 (avg $4.1M), top state New York. 32% of 2024 grantees were new. Source: 2024 IRS Form 990-PF.
- EIN
- 47-2107200
- Latest 990 filing
- Form 990-PF, 2024
- Annual giving (2024)
- $698,939,667
- Grants made (2024)
- 170
- Average grant
- $4,111,410
- Median grant
- $1,000,092
- New grantees (estimate)
- 32% first-time grantees (36 of 113, 2024)
- Total assets
- $4,309,591,153
- Primary geography
- New York (41% of itemized 2024 grant dollars)
- Accepts unsolicited proposals
- No
- How to apply
- The foundation does not accept unsolicited requests for funds and states that it makes contributions only to preselected charitable organizations. Full details ↓
Data from IRS Form 990-PF, 2024; updated October 2026. New grantees are estimated by matching recipient names across years (methodology). Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$4.3B
+5.9% YoY
Annual Giving
$698.9M
+85.6% YoY
Grant Count
170
+31.8% YoY
Avg Grant Size
$4.1M
+40.8% YoY
Under IRS private-foundation payout rules, Sergey Brin Family Foundation reported a distributable amount of $206.2M for 2024 — the minimum it must pay out in qualifying distributions.
Is Sergey Brin Family Foundation open to new grantees?
32%
first-time grantees, 2024
In 2024, 36 of 113 grantees (32%) were first-time recipients. First grants averaged $3.1M; repeat grants $7.6M. How we count
Medians: $1.1M first-time, $750K repeat.
- 55% of 2024 grantees were also funded in 2023. Method
- Giving grew 204% from 2021 to 2024. Method
- In 2024 it paid out 350% of its IRS minimum distribution (the 5% rule). Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2020–2024). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.
Mission & Focus Areas
No foundation mission statement is provided. Its 2024 grants show support for Parkinson’s disease research, including grants to the Michael J. Fox Foundation for Parkinson’s Research and UCSF Foundation, and for bipolar disorder research through a grant to BD2 LLC. Other grants supported climate and energy work. Climate Imperative Foundation describes its mission as using science and economics to cut global carbon emissions; United States Energy Foundation says its mission is to secure a clean and equitable energy future; and Rewiring America describes work to reduce household energy costs through efficiency and clean technologies.
The foundation also supported organizations working in other areas. Blue Meridian Partners says it funds scalable solutions to poverty and limited economic mobility. Target ALS Foundation says it works to overcome barriers to ALS research and find effective treatments. These are the grantees’ descriptions of their own work, not statements of the foundation’s mission.
Grantmaking
In 2024, the foundation made 170 grants totaling $698,939,667. Grants ranged from $2,843 to $79,900,301, with a median of $1,000,092.
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Geographic Focus
Where this funder awards grants
In 2024, 41% of grant dollars went to recipients in New York and 39% to recipients in California. Florida and Washington, DC each accounted for 4%. The filing also lists 5% for an unspecified recipient state.
Grant Distribution by State
Share of 2024 grant dollars across all 170 itemized grants.
States
Cities
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2024, annual grant giving ranged from $229.8M (2021) to $698.9M (2024). In 2024 it made 170 grants totaling $698.9M.
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
The largest 2024 recipient was Michael J Fox Foundation for Parkinson's Research ($253.2M across 18 grants). Together the top 10 received $522.8M.
Grant Size Distribution
732 grants across all recorded years
The most common grant size was in the $1–5M range: 190 grants of 732 (26%).
Giving History
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Michael J Fox Foundation for Parkinson's Research New York, NY | Asap Initiative | $79,900,301 |
| Climate Imperative Foundation San Francisco, CA | General Operating Support | $48,998,087 |
| Michael J Fox Foundation for Parkinson's Research New York, NY | Asap Initiative | $47,000,292 |
| Michael J Fox Foundation for Parkinson's Research New York, NY | General Operating Support | $30,104,788 |
| United States Energy Foundation San Francisco, CA | General Operating Support | $29,000,018 |
| UCSF Foundation San Francisco, CA | Research Support for Parkinson's Disease | $27,902,673 |
| UCSF Foundation San Francisco, CA | Research Support | $25,023,109 |
| DAFGIVING360 Orlando, FL | General Operating Support | $25,000,000 |
| Michael J Fox Foundation for Parkinson's Research New York, NY | Asap Initiative | $24,098,614 |
| BD2 LLC Santa Monica, CA | Support for Bipolar Disorder Research | $20,319,841 |
Financial History
Multi-year comparison from IRS filings
| Filing year | Grant total | Number of grants |
|---|---|---|
| 2024 | $698,939,667 | 170 |
| 2023 | $376,611,140 | 129 |
| 2022 | $512,137,873 | 160 |
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $4,309,591,153 | $4,070,439,070 | $3,360,393,347 |
| Revenue | $985,621,463 | $453,689,442 | $805,946,506 |
| Expenses | $725,238,642 | $451,687,482 | $717,591,938 |
| Qualifying Distributions | $722,413,394 | $392,963,947 | $520,414,252 |
| Net Investment Income | $471,035,640 | $405,518,544 | $373,027,982 |
| Distributable Amount | $206,249,323 | $190,079,939 | $201,320,229 |
Data update history
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2020 (received by the IRS November 11, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS November 15, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS November 14, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS November 14, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS November 12, 2025)
- IRS filings on file for fiscal years 2020–2024
Leadership & Key People
Leadership team and compensation from IRS filings
The 2024 filing lists Sergey Brin as director and president, Tara Farnsworth as treasurer, and Robert Brown as secretary.
Sergey Brin Family Foundation is led by Sergey Brin, Director & President on every filing since 2020; none of the 3 officers listed in 2024 report compensation.
Officers on the 2024 filing
Sergey Brin
Director & President
On filings since 2020
2 hrs/week
No compensation reported
Tara Farnsworth
Treasurer
On filings since 2020
2 hrs/week
No compensation reported
Robert Brown
Secretary
On filings since 2022
2 hrs/week
No compensation reported
Former officers (1)
- Former: Michael Brin (2020–2022) — Secretary
Data from IRS Form 990 filings, 2020–2024. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Contact
Mailing address: 1660 Bush Street 300, San Francisco, CA 94109
Phone: (650) 812-2600
Frequently asked questions about Sergey Brin Family Foundation
How much does Sergey Brin Family Foundation give each year?
Sergey Brin Family Foundation gave $698.9M across 170 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $376.6M across 129 grants.
What is Sergey Brin Family Foundation's typical grant size?
Sergey Brin Family Foundation's median grant in 2024 was $1,000,092, and its average grant was $4,111,410, across 170 grants on its 2024 IRS Form 990-PF. Organizations receiving their first grant from Sergey Brin Family Foundation that year got $3.1M on average.
Where does Sergey Brin Family Foundation give grants?
Sergey Brin Family Foundation's top state is New York, with 41% of the grant dollars itemized on its 2024 IRS Form 990-PF. The next largest state was California (39%). The most frequent recipient cities were San Francisco, CA (37 grants), New York, NY (34 grants), Washington, DC (13 grants) and Stanford, CA (5 grants).
Does Sergey Brin Family Foundation give general operating support?
Yes: 63% of Sergey Brin Family Foundation's 2024 grants with a stated purpose (107 of 170) were for general or operating support, per its 2024 IRS Form 990-PF. Recurring purposes include "Energy Initiatives" (11 grants), "Research Support" (4 grants) and "Asap Initiative" (3 grants).
Who are Sergey Brin Family Foundation's largest grantees?
Sergey Brin Family Foundation's largest 2024 grantees include Michael J Fox Foundation for Parkinson's Research ($253,167,269 across 18 grants), UCSF Foundation ($68,146,457 across 5 grants) and Climate Imperative Foundation ($48,998,087), according to its 2024 IRS Form 990-PF. Together they received 53% of its itemized 2024 grant dollars.
How large is Sergey Brin Family Foundation?
Sergey Brin Family Foundation reported $4.3B in total assets on its 2024 IRS Form 990-PF. It paid out $722.4M in qualifying distributions that year, against a required minimum of $206.2M (roughly 5% of its investment assets).
What does Sergey Brin Family Foundation fund?
No foundation mission statement is provided. Its 2024 grants show support for Parkinson’s disease research, including grants to the Michael J. Fox Foundation for Parkinson’s Research and UCSF Foundation, and for bipolar disorder research through a grant to BD2 LLC. See mission & focus areas ↑
How do I apply for a grant from Sergey Brin Family Foundation?
The foundation does not accept unsolicited requests for funds and states that it makes contributions only to preselected charitable organizations. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is Sergey Brin Family Foundation's EIN?
Sergey Brin Family Foundation's EIN (Employer Identification Number) is 47-2107200. IRS Form 990 filing data is available on this page for 2020–2024.
Does Sergey Brin Family Foundation accept unsolicited proposals?
No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑
Data last updated October 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
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