Mason Ave Family Foundation

WEBSTER GROVES, MO EIN: 37-6634026

Mason Ave Family Foundation is a private foundation based in Webster Groves, Missouri. Established in 2017, the foundation operates as a 501(c)(3) exempt private foundation with no employees.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$18.0M

+1.7% YoY

Annual Giving

$932K

-6.5% YoY

Grant Count

+17.6% YoY

Avg Grant Size

$47K

-20.5% YoY

Under IRS private-foundation payout rules, Mason Ave Family Foundation reported a distributable amount of $1.1M 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 primarily funds organizations addressing human services and poverty alleviation needs. Its grantmaking focuses on:

Nonprofit human services
Human and social service grants
Poverty alleviation
Fund of need support

Grantmaking

The foundation made 25 grants in 2023. Typical grant awards range from $2,045 to $227,000.

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Geographic Focus

Where this funder awards grants

The foundation primarily funds organizations in Missouri, Tennessee, and Pennsylvania.

Grant Distribution by State

Missouri $4.3M (88%)

Florida $237K (5%)

Illinois $230K (5%)

Pennsylvania $58K (1%)

North Carolina $50K (1%)

Tennessee $25K (1%)

States

Florida Illinois Missouri North Carolina Pennsylvania Tennessee

Cities

BallwinBransonBridgetonGridleyItascaManchesterMatthewsMelbourneMemphisOcalaPeoria HeightsSaint LouisScrantonSpringfieldSt LouisWebster Groves

Financial History

Multi-year comparison from IRS filings

As of 2023:

Total assets: $17,754,431
Total revenues: $774,280
Total expenses: $1,105,597
Total giving: $932,045 (2024 data)

Investment Income: The foundation generated $535,896 in investment income and dividends in 2023, representing a 19.5% increase from the prior year's $448,432.

Revenue

Expenses

Qualifying Distributions

Net Investment Income

Metric	2024	2023	2022
Total Assets	$18,049,597	$17,754,431	$18,086,197
Revenue	$1,344,012	$774,280	$827,870
Expenses	$1,046,551	$1,105,597	$1,170,341
Qualifying Distributions	$932,045	$996,741	$1,042,000
Net Investment Income	$1,231,709	$671,424	$724,029
Distributable Amount	$1,069,778	$964,027	$998,032

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

89 grants across all recorded years

Giving History

Grant recipients and amounts by year

Among its reported 2024 grants, the largest include Angels' Arms ($100,000), St Louis University High School ($100,000), St Vincent De Paul ($100,000).

Recipient	Purpose	Amount
ANGELS' ARMS SAINT LOUIS, MO	FUND OF NEED	$100,000
CAMP BARNABAS FOUNDATION INC SPRINGFIELD, MO	FUND OF NEED	$40,000
EXTREME STL CHARITABLE FOUNDATION SAINT LOUIS, MO	FUND OF NEED	$50,000
HOLY REDEEMER CATHOLIC CHURCH WEBSTER GROVES, MO	ENDOWMENT UNRESTRICTED ANONYMOUS	$20,000
KENRICK-GLENNON SEMINARY SAINT LOUIS, MO	FUND OF NEED	$25,000
MISSIONARIES OF CHARITY SAINT LOUIS, MO	FUND OF NEED	$50,000
OPERATION FOOD SEARCH SAINT LOUIS, MO	FUND OF NEED	$50,000
ST LOUIS POLICE FOUNDATION SAINT LOUIS, MO	FUND OF NEED	$25,000
ST LOUIS UNIVERSITY HIGH SCHOOL SAINT LOUIS, MO	FUND OF NEED	$100,000
ST VINCENT DE PAUL SAINT LOUIS, MO	FUND OF NEED	$100,000

Leadership & Key People

Leadership team and compensation from IRS filings

Leonard Dino serves as Trustee of the foundation.

Compensation Overview

From 2024 IRS filing

From 2024 filing

Name	Title	Hours	Compensation
LEONARD S DINO JR	TRUSTEE	2.5	—
CARRIE N DINO	TRUSTEE	2.5	—
DAVID BYRNE	TRUSTEE	2.5	—

Subject Areas

Focus areas based on grantmaking activity

Philanthropy, Voluntarism & Grantmaking

Frequently Asked Questions

What does Mason Ave Family Foundation fund?

The foundation primarily funds organizations addressing human services and poverty alleviation needs. Its grantmaking focuses on: • Nonprofit human services • Human and social service grants • Poverty alleviation • Fund of need support

How do I apply for a grant from Mason Ave Family Foundation?

**Grant Activity:** The foundation made 25 grants in 2023. Typical grant awards range from $2,045 to $227,000. **Recent Grants (2023):** • Journeys of Hope: $200,000 (Fund of Need) • St Vincent de Paul Legal Services: $100,000 (Fund of Need) • St Louis University High School: $100,000 (Fund of Need) • Angels' Arms: $100,000 (Fund of Need) The foundation's grantmaking approach emphasizes fund of need support for its grantees.

Where does Mason Ave Family Foundation make grants?

The foundation primarily funds organizations in Missouri, Tennessee, and Pennsylvania.

What size grants does Mason Ave Family Foundation award?

In 2024, Mason Ave Family Foundation awarded 20 grants totaling $932K — an average of about $47K per grant, based on its IRS Form 990 filings.

How much is Mason Ave Family Foundation required to give away each year?

Private foundations must generally distribute about 5% of their assets annually. For 2024, Mason Ave Family Foundation reported a distributable amount of $1.1M on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.