Data / Foundation grants / The Siff Exkorn Family Foundation Stable Rock Services LLC
The Siff Exkorn Family Foundation Stable Rock Services LLC: 14 grants to organizations, $13,244 (tax year ended December 2024)
The Siff Exkorn Family Foundation Stable Rock Services LLC, a private foundation in New York, NY, paid 14 grants to organizations totaling $13,244 in its tax year ended December 2024, according to its Form 990-PF filed with the IRS on November 13, 2025. The largest was $5,000 to Alpine Learning Group in Paramus, NJ for donation.
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- EIN
- 421612887
- Based in
- New York, NY
- Assets
- $174,742
- Grants paid
- $13,244
- Tax year ended
- December 2024
Grants paid, tax year ended December 2024
From the Form 990-PF filed November 13, 2025, IRS object ID 202513179349103571. It reported $13,244 in grants paid; 14 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Alpine Learning Group | Paramus, NJ | Donation | Human services | $5,000 | apps.irs.gov |
| Next for Autism | New York, NY | Donation | Diseases, disorders and medical disciplines | $3,000 | apps.irs.gov |
| Autism Science Foundation | New York, NY | Donation | $1,100 | apps.irs.gov | |
| Organization for Autism Research | Arlington, VA | Donation | Medical research | $1,100 | apps.irs.gov |
| En Garde Arts | Brooklyn, NY | Donation | Arts, culture and humanities | $500 | apps.irs.gov |
| Feeding America | Chicago, IL | Donation | Food, agriculture and nutrition | $500 | apps.irs.gov |
| New England Center for Children | Southborough, MA | Donation | $500 | apps.irs.gov | |
| Nyack Center | Nyack, NY | Donation | Human services | $500 | apps.irs.gov |
| Arts Rock of Rockland | Nyack, NY | Donation | $379 | apps.irs.gov | |
| B Street Theatre | Sacramento, CA | Donation | $150 | apps.irs.gov | |
| Birth Detroit | Detroit, MI | Donation | Health care | $150 | apps.irs.gov |
| City Harvest | Brooklyn, NY | Donation | $150 | apps.irs.gov | |
| Prospectparkorg | Brooklyn, NY | Donation | $115 | apps.irs.gov | |
| I Support the Girls | Wheaton, MD | Donation | $100 | apps.irs.gov |
Causes funded
From grants whose recipient has a cause.
| Cause | Granted |
|---|---|
| Human services | $5,500 |
| Diseases, disorders and medical disciplines | $3,000 |
| Medical research | $1,100 |
| Arts, culture and humanities | $500 |
| Food, agriculture and nutrition | $500 |
| Health care | $150 |
States funded
| Recipient state | Granted |
|---|---|
| New York | $5,744 |
| New Jersey | $5,000 |
| Virginia | $1,100 |
| Illinois | $500 |
| Massachusetts | $500 |
| California | $150 |
| Michigan | $150 |
| Maryland | $100 |
Also on SpecStream
- Who funds human services in New Jersey
- Who funds diseases, disorders and medical disciplines in New York
- Who funds medical research in Virginia
- Who funds arts, culture and humanities in New York
- Who funds food, agriculture and nutrition in Illinois
- Who funds human services in New York
Updated November 13, 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.