Data / Foundation grants / Mary P Dolciani Halloran Foundation
Mary P Dolciani Halloran Foundation: 21 grants to organizations, $648,730 (tax year ended December 2025)
Mary P Dolciani Halloran Foundation, a private foundation in Harrison, NY, paid 21 grants to organizations totaling $648,730 in its tax year ended December 2025, according to its Form 990-PF filed with the IRS on April 28, 2026. The largest was $250,000 to Hunter College Foundation Inc in New York, NY for mathematics innovation.
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
- 133147449
- Based in
- Harrison, NY
- Assets
- $9,082,678
- Grants paid
- $675,798
- Tax year ended
- December 2025
Grants paid, tax year ended December 2025
From the Form 990-PF filed April 28, 2026, IRS object ID 202601189349101510. It reported $675,798 in grants paid; 21 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Hunter College Foundation Inc | New York, NY | Mathematics innovation | Education | $250,000 | apps.irs.gov |
| Mathmatical Association of America | Washington, DC | Omeg + project next | $161,000 | apps.irs.gov | |
| Hunter College Foundation Inc | New York, NY | Establish scholarship in perpetuity | Education | $50,000 | apps.irs.gov |
| Cathedral High School | New York City, NY | Support renovations | $25,000 | apps.irs.gov | |
| Mathcounts Foundation Brooklyn Chapter | Alexandria, VA | Support brooklyn chapter - mathematics education | $24,000 | apps.irs.gov | |
| Molalla Police Department | Molalla, OR | Support for k-9 | $21,000 | apps.irs.gov | |
| Germantown Performing Arts Center | Germantown, TN | Support the arts education program and student matinees | $15,000 | apps.irs.gov | |
| Providence SW Wa Foundation | Olympia, WA | Support the toddler learning program | $15,000 | apps.irs.gov | |
| Seattle Universal Math Museum | Seattle, WA | General operating support | Arts, culture and humanities | $15,000 | apps.irs.gov |
| Park Academy | Lake Oswego, OR | Illustrative math project | Education | $13,000 | apps.irs.gov |
| North Thurston Education Association | Olympia, WA | Scholarships | $10,000 | apps.irs.gov | |
| Senior Dog Rescue of Oregon | Philomath, OR | Veterinary care for rescued old dogs | $8,000 | apps.irs.gov | |
| Furry Friends | Vancouver, WA | Purchase new kennels | Animal-related | $5,730 | apps.irs.gov |
| Gwinette County Public Schools Foundation Fund Inc | Suwanee, GA | Purchase classroom equipment for math learners | $5,000 | apps.irs.gov | |
| House Goat Haven | Raymond, WA | Rescue injured goats | Animal-related | $5,000 | apps.irs.gov |
| Lorraine Civil Rights Museum Foundation | Memphis, TN | Promote literacy for underserved youth | Arts, culture and humanities | $5,000 | apps.irs.gov |
| Pawsability Dog Club Inc | Brooklyn, NY | Support training for individuals with autism | Employment | $5,000 | apps.irs.gov |
| The Savior Foundation | Memphis, TN | Veterinary care for rescued animals | $5,000 | apps.irs.gov | |
| Serendipity Center Inc | Portland, OR | Support computer coding elective courses | Education | $4,000 | apps.irs.gov |
| Olympia Historical Society | Olympia, WA | Museum maintenance | $3,500 | apps.irs.gov | |
| The Child Care Action Council of Thurston County | Olympia, WA | Support for reading program | Human services | $3,500 | apps.irs.gov |
Grants paid, tax year ended December 2024
From the Form 990-PF filed April 29, 2025, IRS object ID 202521199349102112. It reported $704,097 in grants paid; 30 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Hunter College Foundation Inc | New York, NY | Establish scholarship in perpetuity | Education | $250,000 | apps.irs.gov |
| Mathematical Association of America | Washington, DC | Project next | $100,000 | apps.irs.gov | |
| Mathematical Association of America | Washington, DC | Project next | $86,000 | apps.irs.gov | |
| Sequim Police Department | Sequim, WA | Support the k-9 program | $25,000 | apps.irs.gov | |
| Thurston County Sheriff Office | Olympia, WA | K-9 unit grant | $25,000 | apps.irs.gov | |
| Queen of Angels School | Port Angeles, WA | Chrome and library books | $20,000 | apps.irs.gov | |
| Cathedral High School | New York, NY | Dolciani mathematics wing | $19,828 | apps.irs.gov | |
| Animal Services | Lacey, WA | Medical facility grant | $15,200 | apps.irs.gov | |
| Concern for Animals | Olympia, WA | Medical for rescued animals | Animal-related | $15,000 | apps.irs.gov |
| St Placid Priory | Lacey, WA | General operating support | $15,000 | apps.irs.gov | |
| Germantown Performing Arts Center | Germantown, TN | Support the arts education program and student matinees | $10,000 | apps.irs.gov | |
| Hands On Children's Museum | Olympia, WA | To add stem to forest room | $10,000 | apps.irs.gov | |
| Leader Dogs for the Blind | Rochester Hills, MI | College bound assistance program | Human services | $10,000 | apps.irs.gov |
| People for the Ethical Treatment of Animals (peta) | Norfolk, VA | Dog house project | $10,000 | apps.irs.gov | |
| Park Academy | Lake Oswego, OR | Illustrative math project | Education | $9,662 | apps.irs.gov |
| Molalla Police Department | Molalla, OR | Support for k-9 | $7,940 | apps.irs.gov | |
| Office of Catholic Education | Royersford, PA | Greenhouse & student fund | $7,000 | apps.irs.gov | |
| Senior Dog Rescue of Oregon | Philomath, OR | Veterinary care for rescued old dogs | $7,000 | apps.irs.gov | |
| Bigelow House Museum | Olympia, WA | Open display rooms | $6,500 | apps.irs.gov | |
| American Mathematical Society | Providence, RI | Dolciani mathematics prize | Science and technology | $6,000 | apps.irs.gov |
| Mathcounts Foundation Brooklyn Chapter | Alexandria, VA | Support brooklyn chapter - mathematics education | $6,000 | apps.irs.gov | |
| Chars-Wills German Shepard Rescue | New Ringgold, PA | Medical support for animals | $5,000 | apps.irs.gov | |
| Concern for Animals | Olympia, WA | Medical for rescued animals | Animal-related | $5,000 | apps.irs.gov |
| Hands On Children's Museum | Olympia, WA | To add stem to forest room | $5,000 | apps.irs.gov | |
| Olympia Historical Society | Olympia, WA | Museum maintenance | $5,000 | apps.irs.gov | |
| Providence SW Wa Foundation | Olympia, WA | Support the toddler learning program | $5,000 | apps.irs.gov | |
| Puyallup Animal Rescue | Eatonville, WA | Support spay/neuter procedures for dogs and cats | Animal-related | $5,000 | apps.irs.gov |
| West Cancer Foundation | Memphis, TN | Provide transportation for cancer patients | $5,000 | apps.irs.gov | |
| Iron Sides Animal Rescue | Rainier, OR | Hay feeders & hay | Animal-related | $4,967 | apps.irs.gov |
| The Center Loss and Bereavement | Skippack, PA | Camp millie for bereaved children | $3,000 | apps.irs.gov |
Causes funded
From grants whose recipient has a cause.
| Cause | Granted |
|---|---|
| Education | $576,662 |
| Animal-related | $40,697 |
| Arts, culture and humanities | $20,000 |
| Human services | $13,500 |
| Science and technology | $6,000 |
| Employment | $5,000 |
States funded
| Recipient state | Granted |
|---|---|
| New York | $599,828 |
| District of Columbia | $347,000 |
| Washington | $214,430 |
| Oregon | $75,569 |
| Virginia | $40,000 |
| Tennessee | $40,000 |
| Pennsylvania | $15,000 |
| Michigan | $10,000 |
Also on SpecStream
- Who funds education in New York
- Who funds animal-related in Washington
- Who funds education in Oregon
- Who funds arts, culture and humanities in Washington
- Who funds human services in Michigan
- Who funds science and technology in Rhode Island
Updated April 28, 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.