William & Susan Matheson Foundation Inc

DE PERE, WI EIN: 82-3801384

William & Susan Matheson Foundation Inc is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in DE PERE, WI. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $3.7M in total assets. In 2024, it awarded 9 grants totaling $173K. Net investment income was $203K.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$3.7M

+1.9% YoY

Annual Giving

$173K

+15.3% YoY

Grant Count

9

+28.6% YoY

Avg Grant Size

$19K

-10.4% YoY

Under IRS private-foundation payout rules, William & Susan Matheson Foundation Inc reported a distributable amount of $194K for 2024 — the minimum it must pay out in qualifying distributions.

About William & Susan Matheson Foundation Inc

Based on IRS filings

William & Susan Matheson Foundation Inc is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in DE PERE, WI. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $3.7M in total assets. In 2024, it awarded 9 grants totaling $173K. Net investment income was $203K.

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Geographic Focus

Where this funder awards grants

Grant Distribution by State

1states

States

Cities

De PereGreen BaySun Prairie

Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$1M$2M$3M$4M20202021202220232024
Metric202420232022
Total Assets$3,671,267$3,602,225$3,680,391
Revenue$220,939$91,087$62,000
Expenses$191,497$169,253$137,270
Qualifying Distributions$173,245$150,325$91,000
Net Investment Income$202,687$74,659$16,080
Distributable Amount$194,366$170,084$171,486

Giving Over Time

Total grant dollars and number of grants per year

$0$43K$87K$130K$173K5 grants20205 grants20217 grants20227 grants20239 grants2024

Grant Insights

How this funder distributes its grants

Top Recipients

Top 9 recipients in 2024

SALVATION ARMY OF BROWN …$53KRAWHIDE YOUTH SERVICES$40KCURATIVE CONNECTIONS$15KST JOHN'S HOMELESS SHELTER$15KEXCEPTIONAL EQUESTRIANS$10KHOUSE OF HOPE$10KPAUL'S PANTRY$10KTHE COLONIAL CLUB$10KGOLDEN HOUSE$10K

Grant Size Distribution

33 grants across all recorded years

30<$50K3$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

Giving History

Grant recipients and amounts by year

Among its reported 2024 grants, the largest include Salvation Army of Brown County ($53,000), Rawhide Youth Services ($40,000), Curative Connections ($15,000).

RecipientPurposeAmount
CURATIVE CONNECTIONS GREEN BAY, WIPROGRAM SUPPORT$15,000
EXCEPTIONAL EQUESTRIANS DE PERE, WIPROGRAM SUPPORT$10,000
HOUSE OF HOPE GREEN BAY, WIPROGRAM SUPPORT$10,000
PAUL'S PANTRY GREEN BAY, WIPROGRAM SUPPORT$10,000
RAWHIDE YOUTH SERVICES GREEN BAY, WIPROGRAM SUPPORT$40,000
SALVATION ARMY OF BROWN COUNTY GREEN BAY, WIPROGRAM SUPPORT$53,000
ST JOHN'S HOMELESS SHELTER GREEN BAY, WIPROGRAM SUPPORT$15,000
THE COLONIAL CLUB SUN PRAIRIE, WIPROGRAM SUPPORT$10,000
GOLDEN HOUSE GREEN BAY, WIPROGRAM SUPPORT$10,000

Leadership & Key People

Officers and directors from IRS filings

Compensation Overview

From 2024 IRS filing

From 2024 filing

NameTitleHoursCompensation
WILLIAM J MATHESONPRESIDENT; TREASURER; DIRE1
SUSAN M MATHESONVICE PRES; SECRETARY; DIRE1
EMILY E MARINOFFDIRECTOR0.5
JOSEPH W MATHESONDIRECTOR0.5
AMY MATHESONDIRECTOR0.5

Subject Areas

Focus areas based on grantmaking activity

Frequently Asked Questions

What is William & Susan Matheson Foundation Inc?

William & Susan Matheson Foundation Inc is a private foundation focused on Philanthropy, Voluntarism & Grantmaking, based in DE PERE, WI. It holds $3.7M in total assets as of 2024.

How large is William & Susan Matheson Foundation Inc?

As of 2024, William & Susan Matheson Foundation Inc holds $3.7M in total assets with $221K in annual revenue. It awarded 9 grants totaling $173K in 2024.

Where does William & Susan Matheson Foundation Inc operate?

William & Susan Matheson Foundation Inc has awarded grants in Wisconsin.

What size grants does William & Susan Matheson Foundation Inc award?

In 2024, William & Susan Matheson Foundation Inc awarded 9 grants totaling $173K — an average of about $19K per grant, based on its IRS Form 990 filings.

How much is William & Susan Matheson Foundation Inc required to give away each year?

Private foundations must generally distribute about 5% of their assets annually. For 2024, William & Susan Matheson Foundation Inc reported a distributable amount of $194K on its IRS Form 990-PF — the minimum it must pay out in qualifying distributions.

What is William & Susan Matheson Foundation Inc's EIN?

William & Susan Matheson Foundation Inc's EIN (Employer Identification Number) is 82-3801384. IRS Form 990 filing data is available on this page for 2020–2024.

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

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