Data / Foundation grants / Siff Charitable Foundation
Siff Charitable Foundation: 33 grants to organizations, $102,390 (tax year ended December 2025)
Siff Charitable Foundation, a private foundation in Worcester, MA, paid 33 grants to organizations totaling $102,390 in its tax year ended December 2025, according to its Form 990-PF filed with the IRS on May 4, 2026. The largest was $26,600 to Umass Chan Medical School Foundation in Shrewsbury, MA for general.
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
- 046112346
- Based in
- Worcester, MA
- Assets
- $82,885
- Grants paid
- $102,390
- Tax year ended
- December 2025
Grants paid, tax year ended December 2025
From the Form 990-PF filed May 4, 2026, IRS object ID 202631249349100023. It reported $102,390 in grants paid; 33 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Umass Chan Medical School Foundation | Shrewsbury, MA | General | $26,600 | apps.irs.gov | |
| New York University | New York, NY | General | Education | $15,000 | apps.irs.gov |
| Woodstock Film Festival | Woodstock, NY | General | Arts, culture and humanities | $15,000 | apps.irs.gov |
| Next for Autism | New York, NY | General | Diseases, disorders and medical disciplines | $12,000 | apps.irs.gov |
| Alpine Learning Center | Paramus, NJ | General | $5,000 | apps.irs.gov | |
| Umass Memorial Foundation | Shrewsbury, MA | General | $5,000 | apps.irs.gov | |
| Temple Emanuel Sinai | Worcester, MA | General | $3,400 | apps.irs.gov | |
| Autism Project of Palm Beach County | Jupiter, FL | General | Human services | $2,500 | apps.irs.gov |
| Tibetan Home of Hope | Valley Cottage, NY | General | $2,500 | apps.irs.gov | |
| Worcester Art Museum | Worcester, MA | General | Arts, culture and humanities | $2,500 | apps.irs.gov |
| En Guarde Arts | Brooklyn, NY | General | $2,200 | apps.irs.gov | |
| Watch Resources Inc | Sonora, CA | General | Human services | $2,000 | apps.irs.gov |
| Jewish Health Care Center | Worcester, MA | General | $1,600 | apps.irs.gov | |
| Breast Cancer Research Foundation | New York, NY | General | Public safety, disaster preparedness and relief | $1,500 | apps.irs.gov |
| Ecotarium | Worcester, MA | General | $1,000 | apps.irs.gov | |
| Florida Atlantic University | Jupiter, FL | General | $1,000 | apps.irs.gov | |
| Nami Palm Beach County | West Palm Beach, FL | General | Mental health and crisis intervention | $500 | apps.irs.gov |
| National Jewish Health | Denver, CO | General | Health care | $500 | apps.irs.gov |
| Shuva Center | New York, NY | General | $500 | apps.irs.gov | |
| Worcester District Medical Society | Worcester, MA | General | Health care | $500 | apps.irs.gov |
| YWCA of Central Ma | Worcester, MA | General | $200 | apps.irs.gov | |
| Nourish Nantucket | Nantucket, MA | General | Community improvement and capacity building | $180 | apps.irs.gov |
| Temple Emanuel Men's Club | New York, NY | General | $180 | apps.irs.gov | |
| William James College | Newton, MA | General | Education | $180 | apps.irs.gov |
| Alzheimer's Association | Worcester, MA | General | $100 | apps.irs.gov | |
| American Cancer Society | Boston, MA | General | $100 | apps.irs.gov | |
| Central Synagogue | New York, NY | General | $100 | apps.irs.gov | |
| Dana Farber Cancer Institute | Boston, MA | General | Medical research | $100 | apps.irs.gov |
| Gulf Stream Council of Boy Scouts of America Inc | Palm Beach Gardens, FL | General | $100 | apps.irs.gov | |
| Mental Health of America | Alexandria, VA | General | $100 | apps.irs.gov | |
| Saint Ann's Church | Shrewsbury, MA | General | $100 | apps.irs.gov | |
| Worcester Chamber Music Society | Worcester, MA | General | Arts, culture and humanities | $100 | apps.irs.gov |
| Jacob's Pillow | Becket, MA | General | $50 | apps.irs.gov |
Grants paid, tax year ended December 2024
From the Form 990-PF filed May 12, 2025, IRS object ID 202531329349103368. It reported $96,342 in grants paid; 36 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Brigham & Womens Hospital | Boston, MA | General | $15,000 | apps.irs.gov | |
| New York University | New York, NY | General | Education | $15,000 | apps.irs.gov |
| American Jewish Archives | New York, NY | General | $10,000 | apps.irs.gov | |
| Jewish Federation of Central Ma | Worcester, MA | General | $10,000 | apps.irs.gov | |
| Next for Autism | New York, NY | General | Diseases, disorders and medical disciplines | $10,000 | apps.irs.gov |
| Jewish Federation of Palm Beach Cty | West Palm Beach, FL | General | $8,000 | apps.irs.gov | |
| Alpine Learning Center | Paramus, NJ | General | $5,000 | apps.irs.gov | |
| Temple Emanuel Sinai | Worcester, MA | General | $3,450 | apps.irs.gov | |
| Autism Project of Palm Beach County | Jupiter, FL | General | Human services | $2,500 | apps.irs.gov |
| Tibetan Home of Hope | Valley Cottage, NY | General | $2,500 | apps.irs.gov | |
| Dana Farber Cancer Institute | Boston, MA | General | Medical research | $1,500 | apps.irs.gov |
| Worcester Art Museum | Worcester, MA | General | Arts, culture and humanities | $1,500 | apps.irs.gov |
| World Against Toys Causing Harm | Boston, MA | General | $1,500 | apps.irs.gov | |
| Jewish Health Care Center | Worcester, MA | General | $1,280 | apps.irs.gov | |
| Ecotarium | Worcester, MA | General | $1,200 | apps.irs.gov | |
| Breast Cancer Research Foundation | New York, NY | General | Public safety, disaster preparedness and relief | $1,000 | apps.irs.gov |
| Fau Foundation LLS - Jupiter | Jupiter, FL | General | $1,000 | apps.irs.gov | |
| Saint Ann's Church | Shrewsbury, MA | General | $1,000 | apps.irs.gov | |
| Umass Chan Medical School Foundation | Shrewsbury, MA | General | $1,000 | apps.irs.gov | |
| Unlimbited Foundation at the Paley Institute | Jupiter, FL | General | $1,000 | apps.irs.gov | |
| Nami Palm Beach County | West Palm Beach, FL | General | Mental health and crisis intervention | $500 | apps.irs.gov |
| Umass Memorial Foundation | Shrewsbury, MA | General | $400 | apps.irs.gov | |
| National Jewish Health | Denver, CO | General | Health care | $360 | apps.irs.gov |
| Mental Health of America | Alexandria, VA | General | $250 | apps.irs.gov | |
| Alzheimer's Drug Discovery Foundation | New York, NY | General | $200 | apps.irs.gov | |
| Brandeis University | Waltham, MA | General | Education | $200 | apps.irs.gov |
| University of Michigan Hillel | Ann Arbor, MI | General | $180 | apps.irs.gov | |
| Birthright Israel Foundation | New York, NY | General | International, foreign affairs and national security | $100 | apps.irs.gov |
| Cancer Center Umass | Worcester, MA | General | $100 | apps.irs.gov | |
| Music Worcester | Worcester, MA | General | Arts, culture and humanities | $100 | apps.irs.gov |
| Ranburne First Baptist Church | Ranburne, AL | General | $100 | apps.irs.gov | |
| Umass Medical Center | Worcester, MA | General | $100 | apps.irs.gov | |
| William James College | Newton, MA | General | Education | $100 | apps.irs.gov |
| YWCA of Central Ma | Worcester, MA | General | $100 | apps.irs.gov | |
| South Florida PBS | Boynton Beach, FL | General | Arts, culture and humanities | $72 | apps.irs.gov |
| Jacob's Pillow | Becket, MA | General | $50 | apps.irs.gov |
Causes funded
From grants whose recipient has a cause.
| Cause | Granted |
|---|---|
| Education | $30,480 |
| Diseases, disorders and medical disciplines | $22,000 |
| Arts, culture and humanities | $19,272 |
| Human services | $7,000 |
| Public safety, disaster preparedness and relief | $2,500 |
| Medical research | $1,600 |
| Health care | $1,360 |
| Mental health and crisis intervention | $1,000 |
States funded
| Recipient state | Granted |
|---|---|
| New York | $87,780 |
| Massachusetts | $80,290 |
| Florida | $17,172 |
| New Jersey | $10,000 |
| California | $2,000 |
| Colorado | $860 |
| Virginia | $350 |
| Michigan | $180 |
Also on SpecStream
- Who funds education in New York
- Who funds diseases, disorders and medical disciplines in New York
- Who funds arts, culture and humanities in New York
- Who funds human services in Florida
- Who funds arts, culture and humanities in Massachusetts
- Who funds public safety, disaster preparedness and relief in New York
Updated May 4, 2026. 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.