Wiancko Charitable Foundation Inc
Wiancko Charitable Foundation Inc is a private foundation based in Seattle, Washington. Its 2024 filing reports grants to charitable organizations including Planned Parenthood, the Alan Guttmacher Institute, and organizations working on environmental conservation and climate issues.
Wiancko Charitable Foundation Inc at a glance
In short: Wiancko Charitable Foundation Inc gave $1.6M across 35 grants in 2024 (avg $46K), top state Washington. 9% of 2024 grantees were new. Source: 2024 IRS Form 990-PF.
- Annual giving (2024)
- $1,600,000
- -4.5% vs 2023
- Grants made (2024)
- 35
- -14.6% vs 2023
- Average grant
- $45,714
- +11.9% vs 2023
- Median grant
- $35,000
- Total assets
- $36,603,111
- +7.7% vs 2023
- New grantees (estimate)
- 9% first-time grantees (3 of 35, 2024)
- Primary geography
- Washington (32% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990-PF, 2024 View filing
Data from IRS Form 990-PF, 2024; updated October 2026. New grantees are estimated by matching recipient names across years (methodology).
How to apply to Wiancko Charitable Foundation Inc
- Accepts unsolicited proposals
- No
- How to Apply
-
The foundation does not accept unsolicited requests for funds and states that it contributes only to preselected charitable organizations.
- Contact
Mailing address: 1700 7Th Ave 1600, Seattle, WA 98101
Phone: (206) 682-9200
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Wiancko Charitable Foundation Inc funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
The largest 2024 recipient was Planned Parenthood ($260K). Together the top 10 received $865K.
Grant Size Distribution
209 grants across all recorded years
The most common grant size was under $50K: 146 grants of 209 (70%).
Geographic Focus
Where this funder awards grants
In 2024, the largest shares of grant dollars by recipient state were directed to Washington (32%), Oregon (27%), and the District of Columbia (17%). Colorado received 9% and Massachusetts received 5%.
Grant Distribution by State
Share of 2024 grant dollars across all 35 itemized grants.
States
Cities
Is Wiancko Charitable Foundation Inc open to new grantees?
9%
first-time grantees, 2024
In 2024, 3 of 35 grantees (9%) were first-time recipients. First grants averaged $36K; repeat grants $47K. How we count
Medians: $30K first-time, $38K repeat.
- 86% of 2024 grantees were also funded in 2023. Method
- Giving held roughly steady from 2021 to 2024 (−10%). Method
- In 2024 it paid out 86% of its IRS minimum distribution (the 5% rule). Foundations have until the end of the next year to meet it. Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2020–2024). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2024, annual grant giving ranged from $1.6M (2024) to $2.0M (2020). In 2024 it made 35 grants totaling $1.6M.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Planned Parenthood Pullman, WA | Unrestricted | $260,000 |
| Alan Guttmacher Institute Washington DC, DC | Unrestricted | $100,000 |
| Oregon Environmental Council Portland, OR | Unrestricted | $85,000 |
| Climate Solutions Seattle, WA | Unrestricted | $75,000 |
| MSI United States Washington DC, DC | Unrestricted | $75,000 |
| Environment America Research and Policy Center Denver, CO | Unrestricted | $65,000 |
| Alaska Conservation Foundation Anchorage, AK | Unrestricted | $55,000 |
| African Wildlife Foundation Washington DC, DC | Unrestricted | $50,000 |
| Ecotrust Portland, OR | Unrestricted | $50,000 |
| NRDC New York, NY | Unrestriced | $50,000 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Net Investment Income | Distributable Amount |
|---|---|---|---|---|---|---|---|---|
| 2024 | $36,603,111 | $3,456,817 | $2,791,846 | $1,600,000 | 35 | $1,780,412 | $2,451,813 | $2,077,709 |
| 2023 | $34,000,140 | $2,160,802 | $2,840,397 | $1,675,000 | 41 | $1,824,212 | $1,144,617 | $1,818,174 |
| 2022 | $32,482,198 | $1,617,573 | $2,681,425 | $1,870,000 | 41 | $2,010,278 | $946,596 | $1,777,952 |
| 2021 | $38,376,045 | $4,189,728 | $2,304,200 | $1,785,000 | 45 | $1,899,501 | $3,785,029 | $2,064,828 |
| 2020 | $32,529,131 | $965,009 | $2,512,185 | $2,001,000 | 47 | — | $603,883 | $1,716,600 |
Under IRS private-foundation payout rules, Wiancko Charitable Foundation Inc reported a distributable amount of $2.1M for 2024 — the minimum it must pay out in qualifying distributions.
Research compiled by Grantable AI from public sources. Last updated September 2026.
Mission & Focus Areas
No mission statement for the foundation is provided. Its 2024 grants include support for organizations whose stated missions address environmental challenges, conservation, and clean energy. For example, Oregon Environmental Council says it champions solutions to Oregon’s environmental challenges, while Climate Solutions says it works to accelerate clean energy solutions to the climate crisis. Alaska Conservation Foundation says it protects Alaska’s landscapes and ways of life, and Rocky Mountain Institute says it works to transform the global energy system toward a zero-carbon future.
Other 2024 grantees include Planned Parenthood and the Alan Guttmacher Institute. These are listed here as grant recipients; no mission statements for them are provided.
Grantmaking
In 2024, the foundation reported 35 grants totaling $1,600,000. Grant amounts ranged from $5,000 to $260,000, with a median of $35,000. The largest awards included $260,000 to Planned Parenthood in Pullman, Washington; $100,000 to the Alan Guttmacher Institute in Washington, DC; and $85,000 to Oregon Environmental Council in Portland, Oregon. Other notable grants included $75,000 each to Climate Solutions and MSI United States, and $65,000 to Environment America Research and Policy Center.
Leadership & Key People
Leadership team and compensation from IRS filings
The officers and directors listed on the 2024 filing are R. Dennis Wiancko, President; Anna K. Wiancko-Chasman, Trustee; Bradley Parker, Treasurer; Emily Boniface, Secretary; Chris Boniface, Vice President; Anders Meyer, Trustee; and Rebecca Parker, Trustee.
Wiancko Charitable Foundation Inc is led by R. Dennis Wiancko, President on every filing since 2020; 2 of 7 officers listed in 2024 are compensated.
Officers on the 2024 filing
R. Dennis Wiancko
President
On filings since 2020
1 hr/week
No compensation reported
Anders Meyer
Trustee
On filings since 2020
1 hr/week
No compensation reported
Anna K. Wiancko-Chasman
Trustee
On filings since 2020
1 hr/week
No compensation reported
Rebecca Parker
Trustee
On filings since 2020
1 hr/week
No compensation reported
Bradley Parker
Treasurer
On filings since 2020
5 hrs/week
$2K (2020) → $2K (2024)
Emily Boniface
Secretary
On filings since 2020
5 hrs/week
$4K (2020) → $4K (2024)
Chris Boniface
Vice President
On filings since 2020
1 hr/week
No compensation reported
Former officers (2)
- Former: Cynthia Wiancko (2020) — Trustee
- Former: Sasha Swerdloff (2020) — Trustee
Data from IRS Form 990 filings, 2020–2024. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Compensation Overview
From 2024 IRS filing
The highest reported compensation on the 2024 filing was $4K, to Emily Boniface (Secretary). 2 officers or directors reported compensation on that filing.
Frequently asked questions about Wiancko Charitable Foundation Inc
How much does Wiancko Charitable Foundation Inc give each year?
Wiancko Charitable Foundation Inc gave $1.6M across 35 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $1.7M across 41 grants.
What is Wiancko Charitable Foundation Inc's typical grant size?
Wiancko Charitable Foundation Inc's median grant in 2024 was $35,000, and its average grant was $45,714, across 35 grants on its 2024 IRS Form 990-PF. Organizations receiving their first grant from Wiancko Charitable Foundation Inc that year got $36K on average.
Where does Wiancko Charitable Foundation Inc give grants?
Wiancko Charitable Foundation Inc's top state is Washington, with 32% of the grant dollars itemized on its 2024 IRS Form 990-PF. The next largest states were Oregon (27%) and District of Columbia (17%). The most frequent recipient cities were Portland, OR (9 grants), Seattle, WA (6 grants), Washington DC, DC (5 grants) and Cambridge, MA (2 grants).
Does Wiancko Charitable Foundation Inc give general operating support?
Yes: 97% of Wiancko Charitable Foundation Inc's 2024 grants with a stated purpose (34 of 35) were for general or operating support, per its 2024 IRS Form 990-PF.
Who are Wiancko Charitable Foundation Inc's largest grantees?
Wiancko Charitable Foundation Inc's largest 2024 grantees include Planned Parenthood ($260,000), Alan Guttmacher Institute ($100,000) and Oregon Environmental Council ($85,000), according to its 2024 IRS Form 990-PF. Together they received 28% of its itemized 2024 grant dollars.
How large is Wiancko Charitable Foundation Inc?
Wiancko Charitable Foundation Inc reported $36.6M in total assets on its 2024 IRS Form 990-PF. It paid out $1.8M in qualifying distributions that year, against a required minimum of $2.1M (roughly 5% of its investment assets). Falling short in one year is not a violation: foundations have until the end of the next year to meet the minimum.
What does Wiancko Charitable Foundation Inc fund?
No mission statement for the foundation is provided. Its 2024 grants include support for organizations whose stated missions address environmental challenges, conservation, and clean energy. See mission & focus areas ↑
How do I apply for a grant from Wiancko Charitable Foundation Inc?
The foundation does not accept unsolicited requests for funds and states that it contributes only to preselected charitable organizations. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is Wiancko Charitable Foundation Inc's EIN?
Wiancko Charitable Foundation Inc's EIN (Employer Identification Number) is 83-0291490. IRS Form 990 filing data is available on this page for 2020–2024.
Does Wiancko Charitable Foundation Inc accept unsolicited proposals?
No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑
Data last updated October 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
Data update history
(1)
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2020–2024
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Cite this profile
Grantable. (2026). Wiancko Charitable Foundation Inc funder profile. GrantGraph. Retrieved October 16, 2026, from https://grantable.co/funders/wiancko-charitable-foundation-inc-morg_e8979cd3c8974f0ba1eeacaf4995a0e5
BibTeX
@misc{grantable_830291490_2026,
author = {{Grantable}},
title = {{Wiancko Charitable Foundation Inc funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/wiancko-charitable-foundation-inc-morg_e8979cd3c8974f0ba1eeacaf4995a0e5},
note = {Accessed 2026-10-16. Data licensed CC BY 4.0}
}The figures on this page are open data under CC BY 4.0: reuse them with credit to Grantable and a link. Download the data.
Figures come from Wiancko Charitable Foundation Inc's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.
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