The Jackson Foundation

Private foundation · Grantmaker Madison, WI EIN: 39-0789525

The Jackson Foundation is a private foundation, based in Madison, WI. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $1.1M in total assets. In 2025, it awarded 2 grants totaling $45K. Net investment income was $37K.

Key facts about The Jackson Foundation

In short: The Jackson Foundation gave $45K across 2 grants in 2025 (avg $23K), mostly in Wisconsin. Source: 2025 IRS Form 990-PF.

EIN
39-0789525
Latest 990 filing
Form 990-PF, 2025
Annual giving (2025)
$45,250
Grants made (2025)
2
Average grant
$22,625
Median grant
$22,625
Total assets
$1,115,005
Primary geography
Wisconsin (100% of itemized 2025 grant dollars)

Data from IRS Form 990-PF, 2025; updated September 2026.

Financial Overview

From 2025 IRS Form 990-PF · View filing

Total Assets

$1.1M

+1.0% YoY

Annual Giving

$45K

-0.0% YoY

Grant Count

2

+100.0% YoY

Avg Grant Size

$23K

-50.0% YoY

Under IRS private-foundation payout rules, The Jackson Foundation reported a distributable amount of $54K for 2025 — the minimum it must pay out in qualifying distributions.

How The Jackson Foundation gives

  • Giving held roughly steady from 2022 to 2025 (+9%). Method
  • In 2025 it paid out 148% of its IRS minimum distribution (the 5% rule). Method

From the foundation's IRS Form 990-PF filings. Methodology.

Your AI grants department

Ready to take the next step with The Jackson Foundation?

Fully replaces Grant database subscriptions Instrumentl · Foundation Directory · GrantStation & similar

Geographic Focus

Where this funder awards grants

Grant Distribution by State

1state

Share of 2025 grant dollars across all 2 itemized grants.

States

Cities

Madison

Giving Over Time

Total grant dollars and number of grants per year

$0$20K$40K$60K$80K4 grants2019 1 grant2020 1 grant2021 1 grant2022 1 grant2023 1 grant2024 2 grants2025

From 2019 to 2025, annual grant giving ranged from $33K (2020) to $73K (2019). In 2025 it made 2 grants totaling $45K.

Grant Insights

How this funder distributes its grants

Top Recipients

Top 2 recipients in 2025

Madison Area Technical College Foun: $45KMadison Area Technical CollegeFoun$45KShelter from the Storm: $250Shelter from the Storm$250

The largest 2025 recipient was Madison Area Technical College Foun ($45K). Together the top 2 received $45K.

Grant Size Distribution

6 grants across all recorded years

6<$50K$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 6 grants of 6 (100%).

Giving History

Grant recipients and amounts by year

RecipientPurposeAmount
Madison Area Technical College Foun Madison, WINursing Scholarships$45,000
Shelter from the Storm Madison, WIProtect, Heal, Rehome Animals.$250

Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$25K$50K$75K$100K2019 2020 2021 2022 2023 2024 2025
Metric202520242023
Total Assets$1,115,005$1,104,074$1,012,235
Revenue$40,260$37,250$30,033
Expenses$82,993$56,616$58,407
Qualifying Distributions$79,175$55,328$55,853
Net Investment Income$36,970$36,360$28,613
Distributable Amount$53,570$51,759$49,400

Data update history

When this profile's IRS filing data changed on Grantable

  1. Updated Form 990-PF for fiscal year 2019 (received by the IRS May 4, 2020)
  2. Updated Form 990-PF for fiscal year 2020 (received by the IRS March 22, 2021)
  3. Updated Form 990-PF for fiscal year 2021 (received by the IRS March 3, 2022)
  4. Updated Form 990-PF for fiscal year 2022 (received by the IRS April 7, 2023)
  5. Updated Form 990-PF for fiscal year 2023 (received by the IRS April 15, 2024)
  6. Updated Form 990-PF for fiscal year 2024 (received by the IRS June 9, 2025)
  7. Updated Form 990-PF for fiscal year 2025 (received by the IRS March 30, 2026)
  8. IRS filings on file for fiscal years 2019–2025

Leadership & Key People

Officers and directors from IRS filings

The Jackson Foundation is led by Susan Lepinski MD, President on every filing since 2019; 2 of 7 officers listed in 2025 are compensated.

Officers on the 2025 filing

  • Susan Lepinski MD

    President

    On filings since 2019

    $6K (2025)

  • David Ringdaul MD

    Director

    On filings since 2019

    No compensation reported

  • E. Wayne Grogan MD

    Director

    On filings since 2019

    No compensation reported

  • John D. Wegenke MD

    Director

    On filings since 2019

    No compensation reported

  • Ronald A. Zerofsky MD

    Director

    On filings since 2019

    No compensation reported

  • William J. Hisgen MD

    Treasurer

    On filings since 2019

    $6K (2025)

  • John Schilling MD

    Vice President

    On filings since 2019

    No compensation reported

Former officers (1)
  • Former: Barry Sievers (2019–2024) — Executive Director

Data from IRS Form 990 filings, 2019–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Compensation Overview

From 2025 IRS filing

Susan Lepinski MD — President: $6KSusan Lepinski MDPresident$6KWilliam J Hisgen MD — Treasurer: $6KWilliam J Hisgen MDTreasurer$6K

The highest reported compensation on the 2025 filing was $6K, to Susan Lepinski MD (President). 2 officers or directors reported compensation on that filing.

Frequently asked questions about The Jackson Foundation

How much does The Jackson Foundation give each year?

The Jackson Foundation gave $45K across 2 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $45K across 1 grant.

How large is The Jackson Foundation?

The Jackson Foundation reported $1.1M in total assets on its 2025 IRS Form 990-PF. It paid out $79K in qualifying distributions that year, against a required minimum of $54K (roughly 5% of its investment assets).

Where does The Jackson Foundation operate?

The Jackson Foundation has awarded grants in Wisconsin.

What is The Jackson Foundation's EIN?

The Jackson Foundation's EIN (Employer Identification Number) is 39-0789525. IRS Form 990 filing data is available on this page for 2019–2025.

Data last updated September 2026. Sourced from IRS Form 990-PF filings.

Your AI grants department

Here's the math on researching The Jackson Foundation by hand.

Explore Open Grants

Browse active grant opportunities in The Jackson Foundation's focus areas in our free grants database

Similar Funders

Funders with grantees in common

Orinoco Foundation

Renton, WA

Assets

$779K

Grants

3

Total Given

$75K

The Steve Perry Foundation

Woodland Hills, CA

Philanthropy, Voluntarism & Grantmaking

Assets

$291K

Grants

3

Total Given

$295K

Wright Family Foundation Inc

Madison, WI

The Wright Family Foundation supports Wisconsin organizations, with recent grants for education, church programs, youth transitioning from foster care, and other community needs. Its 2025 grants ranged from $1,000 to $10,000, with a median of $1,500; the profile does not state whether it accepts unsolicited requests.

Philanthropy, Voluntarism & Grantmaking

Assets

$311K

Grants

6

Total Given

$25K

Louis and Mary Silver Foundation

Moorpark, CA

Assets

—

Grants

9

Total Given

$137K

The Discovery Land Company Foundation

Beverly Hills, CA

The Discovery Land Company Foundation supports nonprofits serving children and families near its developments, including work in housing, education, human services, foster care, and emergency relief. Its 2024 grants ranged from $8,000 to $1.9 million, with a median of $37,960, and went mainly to organizations in Virginia and California, as well as other states and Abaco relief efforts. It does not accept unsolicited requests from the general public.

Assets

$15.4M

Grants

10

Total Given

$2.3M

Maggie Applauds Great Goals in Education Inc

Wayzata, MN

MAGGIE APPLAUDS GREAT GOALS IN supports schools, colleges, recovery services, and community and arts organizations, primarily in Minnesota, with scholarships for Madeline Island, Wisconsin, residents. In 2024, grants ranged from $2,500 to $500,000, with a median of $10,000. It does not restrict giving to preselected organizations; application forms are available upon written request, and no deadline is listed.

Assets

$30.4M

Grants

15

Total Given

$1.3M

Desert Community Foundation

Palm Desert, CA

Desert Community Foundation supports charitable organizations and scholarships, with reported grants ranging from $5,010 to $150,000 and a median of $25,000. It primarily serves the Coachella Valley in California; the available information does not state whether it accepts unsolicited requests.

Assets

$59.8M

Grants

27

Total Given

$948K

The Knowlton Foundation

Vail, CO

The Knowlton Foundation funds charitable and community work, education, arts and culture, and health-related causes. Its 2025 grants ranged from $60 to $30,000, with a median of $2,000, and went mainly to organizations in Minnesota, Colorado, Iowa, Texas, and California. It gives only to preselected charities and does not accept unsolicited requests.

Assets

$916K

Grants

29

Total Given

$176K

Regional Access Project Foundation

Palm Desert, CA

The Regional Access Project Foundation funds nonprofit, educational, and government organizations addressing health, mental health, and juvenile intervention, as well as related community services and capacity building. Its grants typically range from $7,500 to $100,000, with a 2025 median of $30,000, for residents of the Coachella and Palo Verde Valleys in eastern Riverside County. The profile describes available grant opportunities and an application portal but does not state whether unsolicited requests are accepted.

Assets

$6.9M

Grants

32

Total Given

$1.2M

People Helping People U S

Palm Springs, CA

The foundation supports people in need, including children, seniors, and families, as well as animal welfare, health, and the arts. Its 2024 grants ranged from $500 to $20,000, with a median of $3,000; 90% of grant dollars went to California and 10% to Tennessee. It funds only preselected charitable organizations and does not accept unsolicited requests.

Assets

$4.2M

Grants

37

Total Given

$178K

Dan and Gwen Ramras Charitable Trust

Fairbanks, AK

Philanthropy, Voluntarism & Grantmaking

Assets

$1.8M

Grants

41

Total Given

$195K

Houston Family Foundation

Sioux Falls, SD

The Houston Family Foundation funds organizations working in education and career pathways, arts and history, social services, disability services, and basic needs. Its 2024 grants ranged from $1,000 to $400,000, with a median of $35,000; most funding went to California, with additional grants in Washington, DC, Virginia, and Colorado. It funds only preselected organizations and does not accept unsolicited requests.

Philanthropy, Voluntarism & Grantmaking

Assets

$58.0M

Grants

44

Total Given

$2.7M

More Funders in Wisconsin

The Jackson Foundation down — hundreds of funders to go?

Want AI to do this for you?