Mary Lou Diether Trust

Foundation · Grantmaker Milwaukee, WI EIN: 41-6208105
HealthReligionHuman services

Mary Lou Diether Trust is a nonprofit organization focused on Health, based in Milwaukee, WI. IRS filing data is available from 2019 through 2024. In 2024, it awarded 5 grants totaling $84K.

Key facts about Mary Lou Diether Trust

EIN
41-6208105
Latest 990 filing
Form 990-PF, 2024
Annual giving (2024)
$84,000
Grants made (2024)
5
Average grant
$16,800
Median grant
$16,800
Primary geography
Minnesota (100% of itemized 2024 grant dollars)

Data from IRS Form 990-PF, 2024; updated September 2026.

Who Mary Lou Diether Trust funds

By grant dollars, the top recipient states for Mary Lou Diether Trust's 5 itemized 2024 grants were Minnesota (100%). The most frequent recipient cities were St Paul, MN (4 grants). 100% of grants with a stated purpose were for general or operating support.

How Mary Lou Diether Trust gives

  • Giving fell 28% from 2021 to 2024. Method

From the foundation's IRS Form 990-PF filings. Methodology.

Next steps with Mary Lou Diether Trust

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

—

Annual Giving

$84K

-19.3% YoY

Grant Count

5

+0.0% YoY

Avg Grant Size

$17K

-19.3% YoY

About Mary Lou Diether Trust

Based on IRS filings

Mary Lou Diether Trust is a nonprofit organization focused on Health, based in Milwaukee, WI. IRS filing data is available from 2019 through 2024. In 2024, it awarded 5 grants totaling $84K.

Focus Areas

HealthReligionHuman services
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Geographic Focus

Where this funder awards grants

Grant Distribution by State

2states

Share of all 5 itemized 2024 grant dollars.

Cities

Saint PaulMinneapolisStpaulVirginia Beach

Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$0.275$0.55$0.8250000000000001$1.1201920202021202220232024
Metric202420232022
Total Assets———
Revenue———
Expenses———
Qualifying Distributions———
Net Investment Income———
Distributable Amount———

Data update history

When this profile's IRS filing data changed on Grantable

  1. IRS filings on file for fiscal years 2019–2024

Giving Over Time

Total grant dollars and number of grants per year

$0$31K$63K$94K$125K5 grants20198 grants20205 grants20215 grants20225 grants20235 grants2024

Grant Insights

How this funder distributes its grants

Top Recipients

Top 5 recipients in 2024

Saint Paul & Minnesota Foundation: $34KSaint Paul & MinnesotaFoundation$34KUnity Church - Unitarian: $17KUnity Church - Unitarian$17KChildren's Hospital Association: $17KChildren's HospitalAssociation$17KNeighborhood House Association: $8KNeighborhood House Association$8KUniversity of Minnesota Foundation: $8KUniversity of MinnesotaFoundation$8K

Grant Size Distribution

28 grants across all recorded years

27<$50K1$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 recipients include Saint Paul & Minnesota Foundation ($33,600), Unity Church - Unitarian ($16,800), Children's Hospital Association ($16,800).

RecipientPurposeAmount
SAINT PAUL & MINNESOTA FOUNDATION St Paul, MNGENERAL OPERATING$33,600
UNITY CHURCH - UNITARIAN St Paul, MNGENERAL OPERATING$16,800
CHILDREN'S HOSPITAL ASSOCIATION Saint Paul, MNGENERAL OPERATING$16,800
NEIGHBORHOOD HOUSE ASSOCIATION St Paul, MNGENERAL OPERATING$8,400
UNIVERSITY OF MINNESOTA FOUNDATION Minneapolis, MNGENERAL OPERATING$8,400

Leadership & Key People

Officers and directors from IRS filings

Compensation Overview

From 2024 IRS filing

US Bank N a — Trustee: $36KUS Bank N aTrustee$36K

From 2024 IRS filing

NameTitleHoursCompensation
US Bank N aTrustee1$35,691

Subject Areas

Focus areas based on grantmaking activity

HealthReligionHuman services

Frequently Asked Questions

What is Mary Lou Diether Trust?

Mary Lou Diether Trust is a nonprofit organization focused on Health, based in Milwaukee, WI. It holds — in total assets as of 2024.

Where does Mary Lou Diether Trust operate?

Mary Lou Diether Trust has awarded grants in Minnesota, Virginia.

What size grants does Mary Lou Diether Trust award?

In 2024, Mary Lou Diether Trust awarded 5 grants totaling $84K — an average of about $17K per grant, based on its IRS Form 990 filings.

What is Mary Lou Diether Trust's EIN?

Mary Lou Diether Trust's EIN (Employer Identification Number) is 41-6208105. IRS Form 990 filing data is available on this page for 2019–2024.

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

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