Wiancko Charitable Foundation Inc

SEATTLE, WA EIN: 83-0291490

Wiancko Charitable Foundation Inc is a private, family foundation based in Seattle, Washington. Established in 1989, the foundation was founded by the late engineer Tom Wiancko and other family members. Tom co-founded Wiancko Engineering and passed away in 2006. The foundation operates as a 501(c)(3) charitable organization and has maintained tax-exempt status since May 1990.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$36.6M

+7.7% YoY

Annual Giving

$1.6M

-4.5% YoY

Grant Count

35

-14.6% YoY

Avg Grant Size

$46K

+11.9% YoY

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

Mission & Focus Areas

The foundation's primary focus is environmental and wildlife conservation, with a particular emphasis on the West Coast. Recent grantmaking has also been directed toward reproductive and maternal health.

Environmental and Wildlife Conservation: The foundation supports a broad range of environmental initiatives, including wildlife protection, environmental conservation, renewable energy, and environmental education. Past grantees in this area have included the American Wildlife Foundation, World Wildlife Fund, Bark of Portland, Stand Earth, the Rocky Mountain Institute, the Oregon Environmental Council, and the Natural Resources Defense Council.

Reproductive and Maternal Health: In recent years, the foundation has directed grants toward reproductive health care and policy organizations.

The foundation does not maintain a website and does not accept unsolicited proposals or invite contact.

Grantmaking

The foundation does not accept unsolicited proposals. Prospective grantees are advised to network with past grantees for an introduction.

Grant Range

s and Activity:**

Average Grant

approximately $45,600

How to Apply

**

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Geographic Focus

Where this funder awards grants

The foundation supports a wide range of cities and states across the United States, with a particular emphasis on the West Coast. Geographic areas of support include:

Cities: Anchorage, Aspen, Boulder, Cambridge, Corvallis, Denver, Eugene, Flagstaff, Hood River, New York, Oakland, Phoenix, Portland, Pullman, San Francisco, Seattle, Vancouver, Washington DC, Washougal, Watertown, and Winthrop.

States: Alaska, Arizona, California, Colorado, District of Columbia, Massachusetts, New York, Oregon, and Washington.

Grant Distribution by State

10states
+2 more states

Cities

AnchorageAspenBainbridge IslandBoiseBoulderCambridgeCorvallisDenverEugeneFlagstaffHood RiverNew YorkOaklandPhoenixPortlandPullmanSacramentoSan FranciscoSeattleTacoma

Financial History

Multi-year comparison from IRS filings

Assets: $34–$36.6 million (as of most recent filings)

Annual Giving: $1.6–$1.9 million

Revenue: $2.16–$3.46 million (varies by fiscal year)

Expenses: $2.79–$2.84 million (varies by fiscal year)

Liabilities: $0

Giving Rate: Approximately 5.5% of assets

The foundation maintains a strong financial position with no outstanding liabilities.

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$1M$2M$3M$5M20202021202220232024
Metric202420232022
Total Assets$36,603,111$34,000,140$32,482,198
Revenue$3,456,817$2,160,802$1,617,573
Expenses$2,791,846$2,840,397$2,681,425
Qualifying Distributions$1,780,412$1,824,212$2,010,278
Net Investment Income$2,451,813$1,144,617$946,596
Distributable Amount$2,077,709$1,818,174$1,777,952

Giving Over Time

Total grant dollars and number of grants per year

$0$500K$1M$2M$2M47 grants202045 grants202141 grants202241 grants202335 grants2024

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2024

PLANNED PARENTHOOD$260KALAN GUTTMACHER INSTITUTE$100KOREGON ENVIRONMENTAL COU…$85KCLIMATE SOLUTIONS$75KMSI UNITED STATES$75KENVIRONMENT AMERICA RESE…$65KALASKA CONSERVATION FOUN…$55KAFRICAN WILDLIFE FOUNDAT…$50KECOTRUST$50KNRDC$50K

Grant Size Distribution

209 grants across all recorded years

146<$50K52$50–100K7$100–250K4$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

  • R. Dennis Wiancko – President (photographer; 1 hour/week)
  • Anna K. Wiancko-Chasman – Trustee (1 hour/week)
  • Bradley Parker – Treasurer (5 hours/week; $3,500 compensation)
  • Emily Boniface – Secretary (5 hours/week; $1,500 compensation)
  • Chris Boniface – Vice President (1 hour/week)
  • Anders Meyer – Trustee (1 hour/week)
  • Rebecca Parker – Trustee (1 hour/week)

The foundation's leadership team works with minimal compensation, reflecting a commitment to directing resources toward philanthropic efforts.

Compensation Overview

From 2024 IRS filing

EMILY BONIFACESECRETARY$4KBRADLEY PARKERTREASURER$2K

From 2024 filing

NameTitleHoursCompensation
R DENNIS WIANCKOPRESIDENT1
ANNA K WIANCKO-CHASMANTRUSTEE1
BRADLEY PARKERTREASURER5$1,500
EMILY BONIFACESECRETARY5$3,500
CHRIS BONIFACEVICE PRESIDENT1
ANDERS MEYERTRUSTEE1
REBECCA PARKERTRUSTEE1

Contact Information

Address: 1700 7th Ave, Suite 1600, Seattle, WA 98101-4419

Phone: 206-682-9200

Related Funders

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

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