Latest IRS filing: 2025 · Current application dates need confirmation.
Most reported giving: KIGALI, DC, NY
- Typical grant
- $503.1K
- Total giving
- $2.4B
- Grants reported
- 815
Foundation directoryThe Susan Thompson Buffett Foundation Sergey Brin Family Foundation C/O Pacific Foundation Services The Sherwood Foundation Sequoia Climate Foundation The Sunderland Foundation The Simons Foundation Inc The Schmidt Family Foundation The Snider Foundation Steven & Alexandra Cohen Foundation Inc Shelby Cullom Davis Charitable Fund Inc Surdna Foundation Inc The Sarofim Foundation The Stanton Foundation C/O Hemenway & Barnes LLP Susquehanna Foundation The Shubert Foundation Inc Samueli Foundation Skyline Foundation Stephen A Schwarzman Foundation Stanley M Herzog Charitable Foundation The Starr Foundation The Sobrato Family Foundation The Skip Viragh Foundation Inc The Shimon Ben Joseph Foundation Dba Jim Joseph Foundation Stanley Family Foundation
Foundations starting with S
964 private foundations with profiled giving history. Figures from IRS 990-PF filings.
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Typical grant is the median of grants reported in the filing data.
1–24 of 964 foundations in this list
Latest IRS filing: 2024 · Current application dates need confirmation.
Most reported giving: NY, CA, DC
- Typical grant
- $1M
- Total giving
- $698.9M
- Grants reported
- 170
Latest IRS filing: 2025 · Current application dates need confirmation.
Most reported giving: NE, IA, DC
- Typical grant
- $80K
- Total giving
- $552.5M
- Grants reported
- 1,620
Latest IRS filing: 2023 · Current application dates need confirmation.
Most reported giving: NY, DC, CA
- Typical grant
- $1M
- Total giving
- $305.4M
- Grants reported
- 187
Latest IRS filing: 2025 · Current application dates need confirmation.
Most reported giving: MO, KS, NY
- Typical grant
- $495K
- Total giving
- $279.1M
- Grants reported
- 121
Latest IRS filing: 2024 · Current application dates need confirmation.
Most reported giving: NY, CA, MA
- Typical grant
- $72K
- Total giving
- $272M
- Grants reported
- 1,727
Latest IRS filing: 2024 · Current application dates need confirmation.
Most reported giving: CA, NY, DC
- Typical grant
- $130K
- Total giving
- $185.4M
- Grants reported
- 695
Latest IRS filing: 2024 · Current application dates need confirmation.
Most reported giving: PA, CA, DC
- Typical grant
- $25K
- Total giving
- $174.5M
- Grants reported
- 249
Latest IRS filing: 2024 · Current application dates need confirmation.
Most reported giving: CT, NY, CA
- Typical grant
- $100K
- Total giving
- $130M
- Grants reported
- 191
Latest IRS filing: 2024 · Current application dates need confirmation.
Most reported giving: NM, NY, CA
- Typical grant
- $200K
- Total giving
- $120.2M
- Grants reported
- 118
Latest IRS filing: 2024 · Current application dates need confirmation.
Most reported giving: NY, CA, DC
- Typical grant
- $78K
- Total giving
- $115.4M
- Grants reported
- 789
Latest IRS filing: 2024 · Current application dates need confirmation.
Most reported giving: TX, NJ, NY
- Typical grant
- $150K
- Total giving
- $114.9M
- Grants reported
- 152
Latest IRS filing: 2025 · Current application dates need confirmation.
Most reported giving: MA, NH, GA
- Typical grant
- $49.5K
- Total giving
- $98.4M
- Grants reported
- 242
Latest IRS filing: 2025 · Current application dates need confirmation.
Most reported giving: MA, RI, DC
- Typical grant
- $72.5K
- Total giving
- $90.4M
- Grants reported
- 46
Latest IRS filing: 2024 · Current application dates need confirmation.
Most reported giving: NY, CA, IL
- Typical grant
- $35K
- Total giving
- $82.1M
- Grants reported
- 1,323
Latest IRS filing: 2024 · Current application dates need confirmation.
Most reported giving: CA, NY, VA
- Typical grant
- $39.5K
- Total giving
- $80.6M
- Grants reported
- 366
Latest IRS filing: 2024 · Current application dates need confirmation.
Most reported giving: CA, NY, DC
- Typical grant
- $250K
- Total giving
- $80.4M
- Grants reported
- 194
Latest IRS filing: 2024 · Current application dates need confirmation.
Most reported giving: MA, NY, OH
- Typical grant
- $1.2M
- Total giving
- $76.1M
- Grants reported
- 18
Latest IRS filing: 2024 · Current application dates need confirmation.
Most reported giving: MO, VA, KY
- Typical grant
- $5K
- Total giving
- $74.4M
- Grants reported
- 154
Latest IRS filing: 2024 · Current application dates need confirmation.
Most reported giving: NY, DC, CT
- Typical grant
- $27.5K
- Total giving
- $73.5M
- Grants reported
- 90
Latest IRS filing: 2024 · Current application dates need confirmation.
Most reported giving: CA, MD, DC
- Typical grant
- $75K
- Total giving
- $69.3M
- Grants reported
- 526
Latest IRS filing: 2024 · Current application dates need confirmation.
Most reported giving: CA, MD, MO
- Typical grant
- $242.5K
- Total giving
- $66M
- Grants reported
- 98
Latest IRS filing: 2024 · Current application dates need confirmation.
Most reported giving: NY, DC, CA
- Typical grant
- $49K
- Total giving
- $63M
- Grants reported
- 264
Latest IRS filing: 2024 · Current application dates need confirmation.
Most reported giving: MA, VA, PA
- Typical grant
- $10K
- Total giving
- $60.8M
- Grants reported
- 19
| Foundation | Typical grant | Total giving | Grants reported |
|---|---|---|---|
| The Susan Thompson Buffett Foundation IRS filing 2025 · Most giving: KIGALI, DC, NY | $503.1K | $2.4B | 815 |
| Sergey Brin Family Foundation C/O Pacific Foundation Services IRS filing 2024 · Most giving: NY, CA, DC | $1M | $698.9M | 170 |
| The Sherwood Foundation IRS filing 2025 · Most giving: NE, IA, DC | $80K | $552.5M | 1,620 |
| Sequoia Climate Foundation IRS filing 2023 · Most giving: NY, DC, CA | $1M | $305.4M | 187 |
| The Sunderland Foundation IRS filing 2025 · Most giving: MO, KS, NY | $495K | $279.1M | 121 |
| The Simons Foundation Inc IRS filing 2024 · Most giving: NY, CA, MA | $72K | $272M | 1,727 |
| The Schmidt Family Foundation IRS filing 2024 · Most giving: CA, NY, DC | $130K | $185.4M | 695 |
| The Snider Foundation IRS filing 2024 · Most giving: PA, CA, DC | $25K | $174.5M | 249 |
| Steven & Alexandra Cohen Foundation Inc IRS filing 2024 · Most giving: CT, NY, CA | $100K | $130M | 191 |
| Shelby Cullom Davis Charitable Fund Inc IRS filing 2024 · Most giving: NM, NY, CA | $200K | $120.2M | 118 |
| Surdna Foundation Inc IRS filing 2024 · Most giving: NY, CA, DC | $78K | $115.4M | 789 |
| The Sarofim Foundation IRS filing 2024 · Most giving: TX, NJ, NY | $150K | $114.9M | 152 |
| The Stanton Foundation C/O Hemenway & Barnes LLP IRS filing 2025 · Most giving: MA, NH, GA | $49.5K | $98.4M | 242 |
| Susquehanna Foundation IRS filing 2025 · Most giving: MA, RI, DC | $72.5K | $90.4M | 46 |
| The Shubert Foundation Inc IRS filing 2024 · Most giving: NY, CA, IL | $35K | $82.1M | 1,323 |
| Samueli Foundation IRS filing 2024 · Most giving: CA, NY, VA | $39.5K | $80.6M | 366 |
| Skyline Foundation IRS filing 2024 · Most giving: CA, NY, DC | $250K | $80.4M | 194 |
| Stephen A Schwarzman Foundation IRS filing 2024 · Most giving: MA, NY, OH | $1.2M | $76.1M | 18 |
| Stanley M Herzog Charitable Foundation IRS filing 2024 · Most giving: MO, VA, KY | $5K | $74.4M | 154 |
| The Starr Foundation IRS filing 2024 · Most giving: NY, DC, CT | $27.5K | $73.5M | 90 |
| The Sobrato Family Foundation IRS filing 2024 · Most giving: CA, MD, DC | $75K | $69.3M | 526 |
| The Skip Viragh Foundation Inc IRS filing 2024 · Most giving: CA, MD, MO | $242.5K | $66M | 98 |
| The Shimon Ben Joseph Foundation Dba Jim Joseph Foundation IRS filing 2024 · Most giving: NY, DC, CA | $49K | $63M | 264 |
| Stanley Family Foundation IRS filing 2024 · Most giving: MA, VA, PA | $10K | $60.8M | 19 |
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