Mary C O'brien Charitable Trust

Foundation · Grantmaker BOSTON, MA EIN: 04-6404073

Mary C O'brien Charitable Trust is a private foundation, based in BOSTON, MA. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $539K in total assets. In 2025, it awarded 4 grants totaling $40K. Net investment income was $11K.

Financial Overview

From 2025 IRS Form 990-PF · View filing

Total Assets

$539K

-5.3% YoY

Annual Giving

$40K

+4.1% YoY

Grant Count

4

+0.0% YoY

Avg Grant Size

$10K

+4.1% YoY

Under IRS private-foundation payout rules, Mary C O'brien Charitable Trust reported a distributable amount of $40K for 2025 — the minimum it must pay out in qualifying distributions.

About Mary C O'brien Charitable Trust

Based on IRS filings

Mary C O'brien Charitable Trust is a private foundation, based in BOSTON, MA. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $539K in total assets. In 2025, it awarded 4 grants totaling $40K. Net investment income was $11K.

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Geographic Focus

Where this funder awards grants

Grant Distribution by State

1states

Cities

AttleboroBostonMattapoisettTaunton

Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$15K$29K$44K$59K202020212022202320242025
Metric202520242023
Total Assets$538,580$568,455$592,176
Revenue$23,314$26,670$25,647
Expenses$53,189$50,390$47,623
Qualifying Distributions$41,230$39,658$36,344
Net Investment Income$11,418$17,455$13,001
Distributable Amount$40,277$36,814$35,373

Giving Over Time

Total grant dollars and number of grants per year

$0$10K$20K$30K$40K5 grants20205 grants20214 grants20224 grants20234 grants20244 grants2025

Grant Insights

How this funder distributes its grants

Top Recipients

Top 4 recipients in 2025

UNITED WAY OF GREATER$10KST MARY CATHOLIC CHURCH$10KST ANTHONY'S PARISH$10KTAUNTON HIGH SCHOOL$10K

Grant Size Distribution

21 grants across all recorded years

21<$50K$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

Giving History

Grant recipients and amounts by year

Among its reported 2025 grants, the largest include United Way of Greater ($9,940), St Mary Catholic Church ($9,940), St Anthony's Parish ($9,940).

RecipientPurposeAmount
UNITED WAY OF GREATER BOSTON, MAGENERAL PURPOSES$9,940
ST MARY CATHOLIC CHURCH TAUNTON, MAGENERAL PURPOSES$9,940
ST ANTHONY'S PARISH MATTAPOISETT, MAGENERAL PURPOSES$9,940
TAUNTON HIGH SCHOOL TAUNTON, MAGENERAL PURPOSES$9,940

Leadership & Key People

Officers and directors from IRS filings

Compensation Overview

From 2025 IRS filing

FIDUCIARY TRUST COMP…TRUSTEE$12K

From 2025 filing

NameTitleHoursCompensation
FIDUCIARY TRUST COMPANYTRUSTEE$11,897
STEPHEN R HOYETRUSTEE

Frequently Asked Questions

How large is Mary C O'brien Charitable Trust?

As of 2025, Mary C O'brien Charitable Trust holds $539K in total assets with $23K in annual revenue. It awarded 4 grants totaling $40K in 2025.

Where does Mary C O'brien Charitable Trust operate?

Mary C O'brien Charitable Trust has awarded grants in Massachusetts.

What size grants does Mary C O'brien Charitable Trust award?

In 2025, Mary C O'brien Charitable Trust awarded 4 grants totaling $40K — an average of about $10K per grant, based on its IRS Form 990 filings.

How much is Mary C O'brien Charitable Trust required to give away each year?

Private foundations must generally distribute about 5% of their assets annually. For 2025, Mary C O'brien Charitable Trust reported a distributable amount of $40K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.

What is Mary C O'brien Charitable Trust's EIN?

Mary C O'brien Charitable Trust's EIN (Employer Identification Number) is 04-6404073. IRS Form 990 filing data is available on this page for 2020–2025.

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Data last updated April 2026. Sourced from IRS Form 990-PF filings.

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