The William B Wiener Jr Foundation
Shreveport, Louisiana · EIN 726024398 · Private foundation
The William B Wiener Jr Foundation is a Louisiana-based grantmaker. In its latest 990-PF filing it reported $1.6M in annual giving against $32.5M in assets. This page documents the 48 grants Bespoke Grants has indexed for The William B Wiener Jr Foundation — who they fund, what they prioritize, and what to know before reaching out.
What The William B Wiener Jr Foundation funds
The William B Wiener Jr Foundation's giving carries a documented focus on environment & conservation.
Grant history
The largest grants Bespoke Grants has on record for The William B Wiener Jr Foundation, by amount:
| Recipient | Location | Grant | Year |
|---|---|---|---|
| Rockefeller Family Fund Inc SUPPORT FOR RFF PROGRAMS: ENVIRONMENT, DEMOCRACY, AND OTHER CHARITABLE PURPOSES | New York, NY | $53.1M | 2023 |
| Rockefeller Family Fund Inc GENERAL OPERATING SUPPORT (HUMAN RIGHTS, EDUCATION, AND OTHER CHARITABLE PURPOSES) | New York, NY | $1.7M | 2022 |
| Rockefeller Family Fund General Support | New York, NY | $1.6M | 2020 |
| Rockefeller Family Fund Inc SUPPORT FOR RFF PROGRAMS: ENVIRONMENT, DEMOCRACY, AND OTHER CHARITABLE PURPOSES | New York, NY | $1.1M | 2024 |
| Rockefeller Family Fund General Support | New York, NY | $381K | 2019 |
| Union of Concerned Scientists General Support | Cambridge, MA | $70K | 2019 |
| W J Brennan Center for Justice General Support | New York, NY | $70K | 2019 |
| Southern Poverty Law Center General Support | Montgomery, AL | $70K | 2019 |
| Americans United for Separation of Church & State General Support | Washington, DC | $70K | 2019 |
| People for the American Way Foundation General Support | Washington, DC | $70K | 2019 |
| Freedom From Religion Foundation General Support | Madison, WI | $70K | 2019 |
| American Civil Liberties Union Foundation Inc General Support | New York, NY | $70K | 2019 |
| American Atheist General Support | Cranford, NJ | $70K | 2019 |
| Icivics Inc General Support | Cambridge, MA | $50K | 2019 |
| Alliance for Justice General Support | Washington, DC | $50K | 2019 |
The William B Wiener Jr Foundation giving by year
Total grants Bespoke Grants has indexed for each filing year:
How to apply for funding from The William B Wiener Jr Foundation
The William B Wiener Jr Foundation's public IRS filing does not spell out a formal application process. Foundations of this size often give primarily to organizations they already know, so a concise letter of inquiry or a warm introduction is usually the best first contact — not a full proposal.
Is The William B Wiener Jr Foundation the right funder for your nonprofit?
This page shows what The William B Wiener Jr Foundation has funded. Bespoke Grants tells you whether it fits your mission — and finds every other foundation that does. Free, no credit card.
Match my nonprofit to funders →Frequently asked questions about The William B Wiener Jr Foundation
- Does The William B Wiener Jr Foundation accept grant applications?
- The William B Wiener Jr Foundation's public filing does not specify an application process. A brief letter of inquiry or a warm introduction is usually the best first step with a private foundation of this size.
- What does The William B Wiener Jr Foundation fund?
- The William B Wiener Jr Foundation's grants focus on environment & conservation. Recent recipients include Rockefeller Family Fund Inc, Rockefeller Family Fund Inc, Rockefeller Family Fund. Its full grant history is listed above.
- How much does The William B Wiener Jr Foundation give in grants?
- The William B Wiener Jr Foundation reported $1.6M in grants in its most recent IRS filing (FY2020). Across all years in our data it has awarded $59.3M over 48 grants.
- Where is The William B Wiener Jr Foundation located?
- The William B Wiener Jr Foundation is based in Shreveport, Louisiana. Its IRS employer identification number (EIN) is 726024398.
- How can I find foundations similar to The William B Wiener Jr Foundation?
- Bespoke Grants matches your nonprofit against 225,000+ foundations like The William B Wiener Jr Foundation, ranking each by how well it fits your mission, location, and budget — with the reasoning shown. It is free to search.
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