Mary P Dolciani Halloran Foundation

HARRISON, NY EIN: 13-3147449

The Mary P Dolciani Halloran Foundation is a private foundation established in 1983 and based in Harrison, New York. The foundation operates as a 501(c)(3) organization with a single employee and focuses on philanthropic support across multiple sectors including education, health, religion, human services, and environmental causes.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$5.5M

-1.4% YoY

Annual Giving

$704K

-16.3% YoY

Grant Count

+11.1% YoY

Avg Grant Size

$23K

-24.7% YoY

Under IRS private-foundation payout rules, Mary P Dolciani Halloran Foundation reported a distributable amount of $416K for 2024 — the minimum it must pay out in qualifying distributions.

Research compiled by Grantable AI from public sources. Last updated April 2026.

Mission & Focus Areas

The foundation supports a diverse range of initiatives across the United States. Primary focus areas include:

Education

Elementary and secondary education
Higher education
Mathematics education and outreach

Health & Animal Welfare

Veterinary care for rescued animals
Animal training and support

Religion

Christianity and Catholicism initiatives

Human Services

Basic and emergency aid
Food aid and food banks
Family services
Child welfare
Youth development and services

Other Areas

Environmental causes
Domestic animal support

Grantmaking

The foundation supports scholarships, educational programs, memorial initiatives, and operational support for various organizations.

Grant Range

$31,200

Average Grant

$31,200

Grant Types

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Geographic Focus

Where this funder awards grants

The foundation funds initiatives across multiple states and territories, including:

New York
California
Texas
Puerto Rico
Washington
And other locations throughout the United States

Grant Distribution by State

New York $1.2M (34%)

District of Columbia $1.1M (30%)

Washington $569K (16%)

Oregon $158K (4%)

California $123K (3%)

Virginia $101K (3%)

Michigan $93K (3%)

PR $70K (2%)

+9 more states

States

Alabama California Colorado District of Columbia Georgia Massachusetts Michigan New York Oregon Pennsylvania Pr Rhode Island Tennessee Texas Virginia Washington

Cities

AlexandriaBerkleyBirminghamBronxCaguasCarmelCarolinaCentraliaDallasEatonvilleGermantownGrand RapidsLaceyLake OswegoMabtonMemphisMilwaukeeMolallaNew RinggoldNew York

Financial History

Multi-year comparison from IRS filings

Most Recent Fiscal Year (2024)

Total Assets: $5,507,606
Total Revenues: $888,415
Total Expenses: $966,678
Number of Employees: 1

Prior Year (2023)

Total Assets: $5,590,000
Total Revenues: $758,876
Total Expenses: $1,090,000

Revenue

Expenses

Qualifying Distributions

Net Investment Income

Metric	2024	2023	2022
Total Assets	$5,507,606	$5,585,869	$5,915,064
Revenue	$888,415	$758,876	$344,618
Expenses	$966,678	$1,088,071	$1,151,985
Qualifying Distributions	$907,002	$1,042,013	$1,081,701
Net Investment Income	$826,941	$687,331	$291,732
Distributable Amount	$415,608	$391,518	$436,246

Giving Over Time

Total grant dollars and number of grants per year

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2024

Grant Size Distribution

133 grants across all recorded years

Giving History

Grant recipients and amounts by year

Among its reported 2024 grants, the largest include Hunter College Foundation Inc ($250,000), Mathematical Association of America ($100,000), Mathematical Association of America ($86,000).

Recipient	Purpose	Amount
AMERICAN MATHEMATICAL SOCIETY PROVIDENCE, RI	DOLCIANI MATHEMATICS PRIZE	$6,000
ANIMAL SERVICES LACEY, WA	MEDICAL FACILITY GRANT	$15,200
BIGELOW HOUSE MUSEUM OLYMPIA, WA	OPEN DISPLAY ROOMS	$6,500
CATHEDRAL HIGH SCHOOL NEW YORK, NY	DOLCIANI MATHEMATICS WING	$19,828
CHARS-WILLS GERMAN SHEPARD RESCUE NEW RINGGOLD, PA	MEDICAL SUPPORT FOR ANIMALS	$5,000
CONCERN FOR ANIMALS OLYMPIA, WA	MEDICAL FOR RESCUED ANIMALS	$5,000
CONCERN FOR ANIMALS OLYMPIA, WA	MEDICAL FOR RESCUED ANIMALS	$15,000
GERMANTOWN PERFORMING ARTS CENTER GERMANTOWN, TN	SUPPORT THE ARTS EDUCATION PROGRAM AND STUDENT MATINEES	$10,000
HANDS ON CHILDREN'S MUSEUM OLYMPIA, WA	TO ADD STEM TO FOREST ROOM	$5,000
HANDS ON CHILDREN'S MUSEUM OLYMPIA, WA	TO ADD STEM TO FOREST ROOM	$10,000

Leadership & Key People

Leadership team and compensation from IRS filings

Key Personnel:

Denise Lyn Halloran, Chief Operating Officer
Michael Matthew Thomas, Trustee
Thomas G Quinn, Trustee (ended October 2023)

Compensation Overview

From 2024 IRS filing

From 2024 filing

Name	Title	Hours	Compensation
DENISE LYN HALLORAN	CHIEF OPERATING OFFICER	35	$98,596
MICHAEL MATTHEW THOMAS	TRUSTEE	1.2	$6,000
LINDA REDMAN	TRUSTEE	1.2	$6,000
MARDI TUTTLE BIERNAT	TRUSTEE	1.2	$6,000
STEVEN WISHNIA	TRUSTEE (STARTED 7/1/24)	1.2	$3,000

Recent News & Activity

Recent developments and announcements

The foundation has demonstrated continued commitment to mathematics education through its support of the Mathematical Association of America's Project Next program. The foundation also maintains active engagement with educational institutions, as evidenced by its recent $250,000 perpetual scholarship commitment to Hunter College Foundation. Additionally, the foundation supports local historical preservation efforts, as shown through grants to the Olympia Historical Society for museum maintenance and display room operations.

Frequently Asked Questions

What does Mary P Dolciani Halloran Foundation fund?

The foundation supports a diverse range of initiatives across the United States. Primary focus areas include: **Education** • Elementary and secondary education • Higher education • Mathematics education and outreach **Health & Animal Welfare** • Veterinary care for rescued animals • Animal training and support **Religion** • Christianity and Catholicism initiatives **Human Services** • Basic and emergency aid • Food aid and food banks • Family services • Child welfare • Youth development and s…

How do I apply for a grant from Mary P Dolciani Halloran Foundation?

**Grant Activity** • Made 26-27 grants in the most recent fiscal year • Average grant size: $31,200 • Median grant size: $10,000 • Total giving: $841,400 **Recent Notable Grants** • Hunter College Foundation: $250,000 (to establish a scholarship in perpetuity) • Mathematical Association of America: $100,000 and $86,000 (Project Next) • Olympia Historical Society: $6,500 (Open Display Rooms) and $5,000 (Museum Maintenance) **Grant Types** The foundation supports scholarships, educational program…

Where does Mary P Dolciani Halloran Foundation make grants?

The foundation funds initiatives across multiple states and territories, including: • New York • California • Texas • Puerto Rico • Washington • And other locations throughout the United States

What size grants does Mary P Dolciani Halloran Foundation award?

In 2024, Mary P Dolciani Halloran Foundation awarded 30 grants totaling $704K — an average of about $23K per grant, based on its IRS Form 990 filings.

How much is Mary P Dolciani Halloran Foundation required to give away each year?

Private foundations must generally distribute about 5% of their assets annually. For 2024, Mary P Dolciani Halloran Foundation reported a distributable amount of $416K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.

What is Mary P Dolciani Halloran Foundation's EIN?

Mary P Dolciani Halloran Foundation's EIN (Employer Identification Number) is 13-3147449. IRS Form 990 filing data is available on this page for 2020–2024.