Funding search · EIN 133147449 · Harrison, NY

Mary P Dolciani Halloran Foundation

A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.

105
grants reported
$3.1M
total given
2022–2025
filing years
$10,000
median grant

Based on grants this organization reported to the IRS for tax years 20222025. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.

What they fund

rescueddolcianimathematicsmedicalanimalsdogsnextcare

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Funding pattern

What this funder pays for, at what size, and how to position adjacent work. Read from their filings, with every number checked against the record.

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18 grants matching “mathematical · $1.3M

  • $250,000

    Hunter College Foundation · New York, NY · 2025

    Mathematics innovation

  • $24,000

    Mathcounts Foundation Brooklyn Chapter · Alexandria, VA · 2025

    Support brooklyn chapter - mathematics education

  • $100,000

    Mathematical Association of America · Washington, DC · 2024

    Project next

  • $86,000

    Mathematical Association of America · Washington, DC · 2024

    Project next

  • $19,828

    Cathedral High School · New York, NY · 2024

    Dolciani mathematics wing

  • $6,000

    Mathcounts Foundation Brooklyn Chapter · Alexandria, VA · 2024

    Support brooklyn chapter - mathematics education

  • $6,000

    American Mathematical Society · Providence, RI · 2024

    Dolciani mathematics prize

  • $250,000

    Hunter College Foundation · New York, NY · 2023

    Mary p. Dolciani innovation grant-mathematics

  • $125,000

    Mathematical Association of America · Washington, DC · 2023

    Project next 2023

  • $124,875

    Mathematical Association of America · Washington, DC · 2023

    Project next

  • $86,000

    Mathematical Association of America · Washington, DC · 2023

    Dmeg 2023

  • $3,000

    Mathcounts Foundation Brooklyn Chapter · Alexandria, VA · 2023

    Support brooklyn chapter -mathematics education

  • $125,000

    Mathematical Association of America · Washington, DC · 2022

    Dolciani award

  • $100,000

    Mathematical Association of America · Washington, DC · 2022

    To name the dolciani mathematical center

  • $32,210

    Mathematical Association of America · Washington, DC · 2022

    Dolciani mathematics enhancement grants

  • $6,000

    American Mathematical Society · Providence, RI · 2022

    Dolciani prize for excellence

  • $5,000

    American Mathematical Society · Providence, RI · 2022

    Dolciani prize 2021

  • $125

    Mathematical Association of America · Washington, DC · 2022

    Project next

Top recipients

Repeat recipients are the strongest signal of whether a funder has an open door or quietly re-funds the same organizations.

  • Hunter College Foundation6 grants · $1.1M
  • Mathematical Association of America9 grants · $779,210
  • Mathmatical Association of America1 grant · $161,000
  • Fordham University1 grant · $75,000
  • Animal Services2 grants · $70,200
  • St Placid Priory3 grants · $70,000
  • Cathedral High School2 grants · $44,828
  • Park Academy4 grants · $43,162
  • Office of Catholic Education3 grants · $41,068
  • Molalla Police Department3 grants · $37,640

Giving over time

$916,985
2022
$841,375
2023
$704,097
2024
$675,798
2025

Grant history

The 100 largest of 105 grants.

  • $250,000

    Hunter College Foundation · New York, NY · 2025

    Mathematics innovation

  • $250,000

    Hunter College Foundation · New York, NY · 2024

    Establish scholarship in perpetuity

  • $250,000

    Hunter College Foundation · New York, NY · 2023

    Mary p. Dolciani innovation grant-mathematics

  • $250,000

    Hunter College Foundation · New York, NY · 2022

    Mary p. Dolciani innovation grant

  • $161,000

    Mathmatical Association of America · Washington, DC · 2025

    Omeg + project next

  • $125,000

    Mathematical Association of America · Washington, DC · 2023

    Project next 2023

  • $125,000

    Mathematical Association of America · Washington, DC · 2022

    Dolciani award

  • $124,875

    Mathematical Association of America · Washington, DC · 2023

    Project next

  • $100,000

    Mathematical Association of America · Washington, DC · 2024

    Project next

  • $100,000

    Mathematical Association of America · Washington, DC · 2022

    To name the dolciani mathematical center

  • $86,000

    Mathematical Association of America · Washington, DC · 2024

    Project next

  • $86,000

    Mathematical Association of America · Washington, DC · 2023

    Dmeg 2023

  • $75,000

    Fordham University · Bronx, NY · 2022

    Ejcallahan memorial scholarship

  • $55,000

    Animal Services · Lacey, WA · 2022

    Medical facility grant

  • $50,000

    Hunter College Foundation · New York, NY · 2025

    Establish scholarship in perpetuity

  • $50,000

    Hunter College Foundation · New York, NY · 2023

    Establish scholarship in perpetuity

  • $50,000

    St Placid Priory · Lacey, WA · 2022

    General operating expenses

  • $32,210

    Mathematical Association of America · Washington, DC · 2022

    Dolciani mathematics enhancement grants

  • $31,050

    Thurston County Sheriff'S Office · Olympia, WA · 2022

    K-9 unit grant

  • $27,400

    Guiding Eyes for the Blind · Yorktown Heights, NY · 2022

    Ejcallahan memorial - geonome project

  • $27,068

    Office of Catholic Education · Royersford, PA · 2025

    Greenhouse & student fund

  • $25,000

    Cathedral High School · New York City, NY · 2025

    Support renovations

  • $25,000

    Sequim Police Department · Sequim, WA · 2024

    Support the k-9 program

  • $25,000

    Thurston County Sheriff Office · Olympia, WA · 2024

    K-9 unit grant

  • $25,000

    St Raymonds High School for Boys · Bronx, NY · 2022

    Ejcallahan memorial scholarship

  • $24,000

    Mathcounts Foundation Brooklyn Chapter · Alexandria, VA · 2025

    Support brooklyn chapter - mathematics education

  • $21,800

    Olympia Fire Department · Olympia, WA · 2022

    Equipment and training

  • $21,000

    Molalla Police Department · Molalla, OR · 2025

    Support for k-9

  • $20,000

    Queen of Angels School · Port Angeles, WA · 2024

    Chrome and library books

  • $20,000

    North Thurston Education Fund · Lacey, WA · 2023

    Scholarships

  • $20,000

    Spring Valley School Foundation · Birmingham, AL · 2023

    Research and scholarships

  • $20,000

    University Ana G Mendez · Carolina, PR · 2023

    Concepcion halloran memorial scholarships

  • $20,000

    Gwinnett County Public School Foundation · Suwanee, GA · 2022

    Robotic program

  • $20,000

    Leader Dogs for the Blind · Rochester Hills, MI · 2022

    College bound assistance program

  • $19,828

    Cathedral High School · New York, NY · 2024

    Dolciani mathematics wing

  • $15,200

    Animal Services · Lacey, WA · 2024

    Medical facility grant

  • $15,000

    Germantown Performing Arts Center · Germantown, TN · 2025

    Support the arts education program and student matinees

  • $15,000

    Providence Sw Wa Foundation · Olympia, WA · 2025

    Support the toddler learning program

  • $15,000

    Seattle Universal Math Museum · Seattle, WA · 2025

    General operating support

  • $15,000

    Concern for Animals · Olympia, WA · 2024

    Medical for rescued animals

  • $15,000

    St Placid Priory · Lacey, WA · 2024

    General operating support

  • $13,000

    Park Academy · Lake Oswego, OR · 2025

    Illustrative math project

  • $13,000

    Peta · Notfolk, VA · 2022

    Dog house project

  • $12,600

    Park Academy · Lake Oswego, OR · 2023

    Illustrative math project

  • $10,000

    North Thurston Education Association · Olympia, WA · 2025

    Scholarships

  • $10,000

    Germantown Performing Arts Center · Germantown, TN · 2024

    Support the arts education program and student matinees

  • $10,000

    Hands On Children'S Museum · Olympia, WA · 2024

    To add stem to forest room

  • $10,000

    Leader Dogs for the Blind · Rochester Hills, MI · 2024

    College bound assistance program

  • $10,000

    People for the Ethical Treatment of Animals (Peta) · Norfolk, VA · 2024

    Dog house project

  • $10,000

    Bigelow House Museum · Olympia, WA · 2023

    Open display rooms

  • $10,000

    Hands On Childrens Museum · Olympia, WA · 2023

    To add stem to forest room

  • $10,000

    Iberian Horse Rescue · Mabton, WA · 2023

    Transport rescued horses

  • $10,000

    Jewish Foundation of Memphis · Germantown, TN · 2023

    To help injured civilians

  • $10,000

    Joint Animal Services · Olympia, WA · 2023

    Medical unit for rescued animals

  • $10,000

    Peta · Norfolk, VA · 2023

    Dog house project

  • $10,000

    Senior Dog Rescue of Oregon · Philomath, OR · 2023

    Veterinary care for rescued old dogs

  • $10,000

    Spay Neuter All Pets (Snap) · Olympia, WA · 2023

    Spay/neuter rescued dogs

  • $10,000

    Olympia Historical Society · Olympia, WA · 2022

    Rennovate upstairs at bigelow house museum

  • $10,000

    Senior Dog Rescue of Oregon · Philomath, OR · 2022

    Veterinary care for rescued old dogs

  • $9,662

    Park Academy · Lake Oswego, OR · 2024

    Illustrative math project

  • $9,600

    Milwaukie Police Department · Milwaukee, OR · 2022

    Support for k-9

  • $8,700

    Molalla Police Department · Molalla, OR · 2023

    Support for k-9

  • $8,000

    Senior Dog Rescue of Oregon · Philomath, OR · 2025

    Veterinary care for rescued old dogs

  • $8,000

    Centralia Police Department · Centralia, WA · 2022

    K-9 unit grant

  • $7,940

    Molalla Police Department · Molalla, OR · 2024

    Support for k-9

  • $7,900

    Park Academy · Lake Oswego, OR · 2022

    New middle school curiiculum

  • $7,000

    Office of Catholic Education · Royersford, PA · 2024

    Greenhouse & student fund

  • $7,000

    Senior Dog Rescue of Oregon · Philomath, OR · 2024

    Veterinary care for rescued old dogs

  • $7,000

    Office of Catholic Education · Royersford, PA · 2023

    Grant-greenhouse & student fund

  • $7,000

    Suwanee Police Department · Suwanee, GA · 2023

    Explorer program

  • $6,500

    Bigelow House Museum · Olympia, WA · 2024

    Open display rooms

  • $6,500

    Hands On Children'S Museum · Olympia, WA · 2022

    Scientist in residence series

  • $6,000

    American Mathematical Society · Providence, RI · 2024

    Dolciani mathematics prize

  • $6,000

    Mathcounts Foundation Brooklyn Chapter · Alexandria, VA · 2024

    Support brooklyn chapter - mathematics education

  • $6,000

    American Mathematical Society · Providence, RI · 2022

    Dolciani prize for excellence

  • $5,730

    Furry Friends · Vancouver, WA · 2025

    Purchase new kennels

  • $5,000

    Gwinette County Public Schools Foundation Fund · Suwanee, GA · 2025

    Purchase classroom equipment for math learners

  • $5,000

    House Goat Haven · Raymond, WA · 2025

    Rescue injured goats

  • $5,000

    Lorraine Civil Rights Museum Foundation · Memphis, TN · 2025

    Promote literacy for underserved youth

  • $5,000

    Pawsability Dog Club · Brooklyn, NY · 2025

    Support training for individuals with autism

  • $5,000

    The Savior Foundation · Memphis, TN · 2025

    Veterinary care for rescued animals

  • $5,000

    Chars-Wills German Shepard Rescue · New Ringgold, PA · 2024

    Medical support for animals

  • $5,000

    Concern for Animals · Olympia, WA · 2024

    Medical for rescued animals

  • $5,000

    Hands On Children'S Museum · Olympia, WA · 2024

    To add stem to forest room

  • $5,000

    Olympia Historical Society · Olympia, WA · 2024

    Museum maintenance

  • $5,000

    Providence Sw Wa Foundation · Olympia, WA · 2024

    Support the toddler learning program

  • $5,000

    Puyallup Animal Rescue · Eatonville, WA · 2024

    Support spay/neuter procedures for dogs and cats

  • $5,000

    West Cancer Foundation · Memphis, TN · 2024

    Provide transportation for cancer patients

  • $5,000

    A Woof Over My Head · Portland, OR · 2023

    Dog rescue

  • $5,000

    Concern for Animals · Olympia, WA · 2023

    Medical for rescued animals

  • $5,000

    Guiding Eyes for the Blind · Yorktown Heights, NY · 2023

    Genetics program

  • $5,000

    St Placid Priory · Lacey, WA · 2023

    General operating costs

  • $5,000

    The Center Loss and Bereavement · Skippack, PA · 2023

    Camp millie for bereaved children

  • $5,000

    American Mathematical Society · Providence, RI · 2022

    Dolciani prize 2021

  • $4,967

    Iron Sides Animal Rescue · Rainier, OR · 2024

    Hay feeders & hay

  • $4,000

    Serendipity Center · Portland, OR · 2025

    Support computer coding elective courses

  • $3,500

    Olympia Historical Society · Olympia, WA · 2025

    Museum maintenance

  • $3,500

    The Child Care Action Council of Thurston County · Olympia, WA · 2025

    Support for reading program

  • $3,000

    The Center Loss and Bereavement · Skippack, PA · 2024

    Camp millie for bereaved children

  • $3,000

    Mathcounts Foundation Brooklyn Chapter · Alexandria, VA · 2023

    Support brooklyn chapter -mathematics education

View all 105 grants →

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Source: IRS Form 990-PF, Part XV, as filed by the foundation. These are grants already paid — a record of what this funder backs, not an open call.