Data / Foundation grants / Additional Ventures Foundation
Additional Ventures Foundation: 68 grants to organizations, $17.2 million (tax year ended December 2024)
Additional Ventures Foundation, a private foundation in Palo Alto, CA, paid 68 grants to organizations totaling $17,151,264 in its tax year ended December 2024, according to its Form 990-PF filed with the IRS on November 14, 2025. The largest was $1,200,000 to The J David Gladstone Institutes in San Francisco, CA for innovation award.
SpecStream is the live web data engine for teams and agents. It reads every private foundation's Form 990-PF as the IRS publishes it, and this page is that reading. Ask for the foundations that fund your cause in your state, with the amounts and purposes, and new grants arrive in your sheet, CRM, Slack or agent as the returns are filed.
- EIN
- 814429034
- Based in
- Palo Alto, CA
- Assets
- $220,336,715
- Grants paid
- $17,151,264
- Tax year ended
- December 2024
Grants paid, tax year ended December 2024
From the Form 990-PF filed November 14, 2025, IRS object ID 202503189349103400. It reported $17,151,264 in grants paid; 68 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| The J David Gladstone Institutes | San Francisco, CA | Innovation award | Medical research | $1,200,000 | apps.irs.gov |
| Renata Medical Inc | Newport Beach, CA | Transcatheter fontan shunt development | $1,100,000 | apps.irs.gov | |
| Boston Children's Hospital | Boston, MA | Force fund | $934,317 | apps.irs.gov | |
| Nationwide Children's Hospital Inc | Columbus, OH | Cures collaborative | $594,872 | apps.irs.gov | |
| Carnegie Mellon University | Pittsburgh, PA | Cures collaborative | $493,452 | apps.irs.gov | |
| Washington University in St Louis | St Louis, MO | Cures collaborative | $381,383 | apps.irs.gov | |
| The Board of Trustees of the Leland Stanford Junior University | Redwood City, CA | Cures collaborative | Education | $322,050 | apps.irs.gov |
| Emory University | Atlanta, GA | Cures collaborative | $302,993 | apps.irs.gov | |
| Irccs Azienda Ospedaliero Universitaria Di Bologna | Bologna, IT | Single ventricle research fund | $295,918 | apps.irs.gov | |
| The Rector & Visitors of the University of Virginia | Charlottesville, VA | Single ventricle research fund | $282,614 | apps.irs.gov | |
| Imperial College of Science Technology and Medicine | London, UK | Single ventricle research fund | $264,436 | apps.irs.gov | |
| Icahn School of Medicine at Mount Sinai | New York, NY | Cures collaborative | Education | $261,404 | apps.irs.gov |
| Sanford Burnham Prebys Medical Discovery Institute | La Jolla, CA | Catalyst to independence award | Medical research | $247,933 | apps.irs.gov |
| The Board of Trustees of the Leland Stanford Junior University | Redwood City, CA | Catalyst to independence award | Education | $241,941 | apps.irs.gov |
| The Board of Trustees of the Leland Stanford Junior University | Redwood City, CA | Cures collaborative | Education | $233,359 | apps.irs.gov |
| Catholic University of Leuven | BE | Single ventricle research fund | $230,000 | apps.irs.gov | |
| Children's Hospital Los Angeles | Los Angeles, CA | Single ventricle research fund | $227,998 | apps.irs.gov | |
| Research Institute at Nationwide Children's Hospital | Columbus, OH | Single ventricle research fund | $225,412 | apps.irs.gov | |
| Yale University | New Haven, CT | Single ventricle research fund | $221,347 | apps.irs.gov | |
| The Hospital for Sick Children | Toronto, CA | Single ventricle research fund | $221,200 | apps.irs.gov | |
| California Institute of Technology | Pasadena, CA | Single ventricle research fund | Education | $220,000 | apps.irs.gov |
| Children's Hospital Medical Center | Cincinnati, OH | Single ventricle research fund | $220,000 | apps.irs.gov | |
| Children's Hospital Medical Center | Cincinnati, OH | Single ventricle research fund | $220,000 | apps.irs.gov | |
| Cornell University | Ithaca, NY | Single ventricle research fund | Education | $220,000 | apps.irs.gov |
| Duke University | Durham, NC | Single ventricle research fund | Education | $220,000 | apps.irs.gov |
| Emory University | Atlanta, GA | Single ventricle research fund | $220,000 | apps.irs.gov | |
| Icahn School of Medicine at Mount Sinai | New York, NY | Single ventricle research fund | Education | $220,000 | apps.irs.gov |
| Imagine Institute | Paris, FR | Single ventricle research fund | $220,000 | apps.irs.gov | |
| Indiana University | Bloomington, IN | Single ventricle research fund | $220,000 | apps.irs.gov | |
| Massachusetts General Hospital | Boston, MA | Single ventricle research fund | $220,000 | apps.irs.gov | |
| Nationwide Children's Hospital Inc | Columbus, OH | Single ventricle research fund | $220,000 | apps.irs.gov | |
| New York University | New York, NY | Single ventricle research fund | Education | $220,000 | apps.irs.gov |
| Regents of the University of California San Francisco | San Francisco, CA | Single ventricle research fund | $220,000 | apps.irs.gov | |
| Regents of the University of California at San Diego | La Jolla, CA | Single ventricle research fund | Health care | $220,000 | apps.irs.gov |
| Regents of the University of California at San Diego | La Jolla, CA | Single ventricle research fund | Health care | $220,000 | apps.irs.gov |
| The Board of Trustees of the Leland Stanford Junior University | Redwood City, CA | Single ventricle research fund | Education | $220,000 | apps.irs.gov |
| The Children's Hospital of Philadelphia | Philadelphia, PA | Single ventricle research fund | $220,000 | apps.irs.gov | |
| Universita Degli Studi Di Torino | Torino, IT | Single ventricle research fund | $220,000 | apps.irs.gov | |
| University Health Network | Toronto, CA | Single ventricle research fund | $220,000 | apps.irs.gov | |
| University of Pittsburgh | Pittsburgh, PA | Single ventricle research fund | Education | $220,000 | apps.irs.gov |
| University of South Florida | Tampa, FL | Single ventricle research fund | $220,000 | apps.irs.gov | |
| Washington University in St Louis | St Louis, MO | Single ventricle research fund | $220,000 | apps.irs.gov | |
| Boston Children's Hospital | Boston, MA | Single ventricle research fund | $219,901 | apps.irs.gov | |
| Baylor College of Medicine | Houston, TX | Single ventricle research fund | Education | $219,877 | apps.irs.gov |
| The University of Texas Southwestern Medical Center | Dallas, TX | Single ventricle research fund | $219,773 | apps.irs.gov | |
| Seattle Children's Hospital | Seattle, WA | Single ventricle research fund | $219,095 | apps.irs.gov | |
| Icahn School of Medicine at Mount Sinai | New York, NY | Single ventricle research fund | Education | $218,508 | apps.irs.gov |
| The Children's Hospital of Philadelphia | Philadelphia, PA | Single ventricle research fund | $217,637 | apps.irs.gov | |
| The Children's Mercy Hospital | Kansas City, MO | Single ventricle research fund | $216,710 | apps.irs.gov | |
| The Children's Hospital of Philadelphia | Philadelphia, PA | Single ventricle research fund | $209,923 | apps.irs.gov | |
| Baylor College of Medicine | Houston, TX | Single ventricle research fund | Education | $208,396 | apps.irs.gov |
| University of Southern California | Los Angeles, CA | Single ventricle research fund | Education | $208,162 | apps.irs.gov |
| The Chancellor Masters and Scholars of the University of Oxford | Oxford, UK | Single ventricle research fund | $198,736 | apps.irs.gov | |
| Regents of the University of Colorado | Denver, CO | Single ventricle research fund | Education | $198,578 | apps.irs.gov |
| The Medical College of Wisconsin Inc | Milwaukee, WI | Single ventricle research fund | Education | $191,518 | apps.irs.gov |
| Northwestern University | Evanston, IL | Catalyst to independence award | Recreation and sports | $185,538 | apps.irs.gov |
| The Governors of the University of Alberta | Edmonton, CA | Single ventricle research fund | $177,483 | apps.irs.gov | |
| Yale University | New Haven, CT | Cures collaborative | $150,420 | apps.irs.gov | |
| The J David Gladstone Institutes | San Francisco, CA | Catalyst to independence award | Medical research | $145,098 | apps.irs.gov |
| Trustees of the University of Pennsylvania | Philadelphia, PA | Catalyst to independence award | Education | $130,257 | apps.irs.gov |
| University College London | London, UK | Single ventricle research fund | $130,081 | apps.irs.gov | |
| Renata Medical Inc | Newport Beach, CA | Research surrounding viability of fontan growth shunt | $130,000 | apps.irs.gov | |
| Boston Children's Hospital | Boston, MA | Catalyst to independence award | $125,444 | apps.irs.gov | |
| Life Sciences Research Foundation | Charlotte, NC | Postdoctoral award program | $70,000 | apps.irs.gov | |
| Centre Hospitalier Universitaire Sainte-Justine | CA | 2024 weinstein conference | $20,000 | apps.irs.gov | |
| North American Vascular Biology Organization Inc | Germantown, MD | Vascular biology 2024 event | Education | $10,000 | apps.irs.gov |
| Charles University | EZ | International cardiovascular development and regeneration meeting | $5,000 | apps.irs.gov | |
| Gordon Research Conferences | East Greenwich, RI | Cardiac arrhythmia mechanisms event | Science and technology | $2,500 | apps.irs.gov |
Causes funded
From grants whose recipient has a cause.
| Cause | Granted |
|---|---|
| Education | $3,984,050 |
| Medical research | $1,593,031 |
| Health care | $440,000 |
| Recreation and sports | $185,538 |
| Science and technology | $2,500 |
States funded
| Recipient state | Granted |
|---|---|
| California | $5,156,541 |
| Massachusetts | $1,499,662 |
| Pennsylvania | $1,491,269 |
| Ohio | $1,480,284 |
| New York | $1,139,912 |
| Missouri | $818,093 |
| Texas | $648,046 |
| Georgia | $522,993 |
Also on SpecStream
- Who funds medical research in California
- Who funds education in California
- Who funds education in New York
- Who funds health care in California
- Who funds education in Texas
- Who funds education in Pennsylvania
Updated November 14, 2025. Read from IRS Form 990-PF e-file data. Public domain (U.S. government work). Grants are as each foundation reported them to the IRS on its Form 990-PF. Grants to individuals are left out. A grant has a cause only where the recipient's name and city match one organization in the IRS Business Master File, and the cause is that organization's NTEE major group. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.