William Siekman Fdn

CHICAGO, IL EIN: 39-6539731

The William Siekman Foundation is a private foundation based in Chicago, Illinois, established in 1992. The foundation operates as a 501(c)(3) organization with no employees and focuses on providing general operating support and program funding to various organizations.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

Annual Giving

$110K

-4.4% YoY

Grant Count

24

-4.0% YoY

Avg Grant Size

$5K

-0.4% YoY

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

Mission & Focus Areas

The foundation primarily funds general operating purposes and program support across multiple sectors, including education, philanthropy, voluntarism, and human services.

Grantmaking

The foundation demonstrates consistent grantmaking activity with the following characteristics:

Grant Range

$3,000

Average Grant

amount varies by year

How to Apply

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Geographic Focus

Where this funder awards grants

The foundation's giving extends across multiple states, with documented support in Wisconsin, Texas, and Oregon. Notable support includes organizations in the Appleton, Wisconsin area.

Grant Distribution by State

5states

Cities

APPLETONASHLANDAppletonCOCONUT GROVEDALLASGREEN BAYHILLSDALEMEDFORDMENASHAMIAMINEENAHOSHKOSHOshkoshRACINE

Financial History

Multi-year comparison from IRS filings

Assets & Revenue (2024)

  • Total assets: $2,100,609
  • Total revenues: $122,771
  • Total expenses: $138,586
  • Giving rate: 5.2% of assets

Historical Context The foundation has maintained relatively stable assets and consistent annual grantmaking over multiple years.

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

Giving Over Time

Total grant dollars and number of grants per year

$0$33K$66K$99K$132K26 grants201927 grants202026 grants202127 grants202225 grants202324 grants2024

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2024

THE APPLETON CEMETERY AS…$15KPLYMOUTH CONGREGATIONAL …$10KSOUTHERN OREGON UNIVESIT…$10KHILLSDALE COLLEGE$9KLAWRENCE UNIVERSITY$8KSMU-DEDMAN SCHOOL OF LAW$8KAPPLETON ALLIANCE CHURCH$6KBEAMING INCORPORATED$5KTHEDACARE CANCER CENTER$5KHOPE CLINIC & CARE CENTER$5K

Grant Size Distribution

129 grants across all recorded years

129<$50K$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

Giving History

Grant recipients and amounts by year

No grants recorded for .

Leadership & Key People

Leadership team and compensation from IRS filings

Donald Moreau serves as Trustee of the foundation.

Compensation Overview

From 2024 IRS filing

BMO BANK N ATRUSTEE$27K

From 2024 filing

NameTitleHoursCompensation
BMO BANK N ATRUSTEE2$27,275

Related Funders

Similar funders by location and focus area

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

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