The William B Wiener Jr Foundation
TYPE I SUPPORTING ORGANIZATION TO ROCKEFELLER FAMILY FUND, INC. A PUBLIC CHARITY WHOSE MISSION IS TO INITIATE, CULTIVATE, AND FUND STRATEGIC EFFORTS TO PROMOTE A SUSTAINABLE, JUST, FREE, AND PARTICIPATORY SOCIETY.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$4.6M
-22.7% YoY
Annual Giving
$1.1M
-97.9% YoY
Grant Count
1
+0.0% YoY
Avg Grant Size
$1.1M
-97.9% YoY
About The William B Wiener Jr Foundation
Based on IRS filings
The William B Wiener Jr Foundation is a nonprofit organization, based in SHREVEPORT, LA. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $4.6M in total assets. In 2024, it awarded 1 grants totaling $1.1M. Net investment income was $658K.
Ready to take the next step with The William B Wiener Jr Foundation?
Geographic Focus
Where this funder awards grants
Grant Distribution by State
States
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $4,605,672 | $5,961,828 | $43,300,325 |
| Revenue | $657,921 | $30,454,265 | $2,963,352 |
| Expenses | $1,425,085 | $53,687,881 | $2,084,275 |
| Qualifying Distributions | — | — | — |
| Net Investment Income | $657,921 | $30,454,265 | $2,963,352 |
| Distributable Amount | — | — | — |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 1 recipients in 2024
Grant Size Distribution
5 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest include Rockefeller Family Fund Inc ($1,100,000).
| Recipient | Purpose | Amount |
|---|---|---|
| ROCKEFELLER FAMILY FUND INC NEW YORK, NY | SUPPORT FOR RFF PROGRAMS: ENVIRONMENT, DEMOCRACY, AND OTHER CHARITABLE PURPOSES | $1,100,000 |
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| DONALD B WIENER | PRESIDENT AND ASST. TREASURER | 2 | — |
| MIRANDA KAISER | VICE PRESIDENT | 2 | — |
| DAVID ROCKEFELLER JR | VICE PRESIDENT | 2 | — |
| JEFFREY W WEISS | SECRETARY | 2 | — |
| JAY R HALFON | TREASURER AND ASST. SECRETARY | 2 | — |
| ELIZABETH MAYO | EXECUTIVE DIRECTOR | 10 | — |
Frequently Asked Questions
How large is The William B Wiener Jr Foundation?
As of 2024, The William B Wiener Jr Foundation holds $4.6M in total assets with $658K in annual revenue. It awarded 1 grants totaling $1.1M in 2024.
Where does The William B Wiener Jr Foundation operate?
The William B Wiener Jr Foundation has awarded grants in New York.
What size grants does The William B Wiener Jr Foundation award?
In 2024, The William B Wiener Jr Foundation awarded 1 grants totaling $1.1M — an average of about $1.1M per grant, based on its IRS Form 990 filings.
What is The William B Wiener Jr Foundation's EIN?
The William B Wiener Jr Foundation's EIN (Employer Identification Number) is 72-6024398. IRS Form 990 filing data is available on this page for 2020–2024.
Explore Open Grants
Browse active grant opportunities in The William B Wiener Jr Foundation's focus areas in our free grants database
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Data last updated April 2026. Sourced from IRS Form 990-PF filings.