Common Ground Healthcare Cooperative
Common Ground Healthcare Cooperative ("cghc") is a non-profit member-governed health insurance company dedicated to providing affordable, innovative health insurance solutions to small businesses, non-profits, and individuals in Wisconsin.
Common Ground Healthcare Cooperative at a glance
In short: Common Ground Healthcare Cooperative gave $15K across 2 grants in 2024 (avg $8K), mostly in Wisconsin. Source: 2024 IRS Form 990.
- Annual giving (2024)
- $15,000
- +150.0% vs 2023
- Grants made (2024)
- 2
- Average grant
- $7,500
- Median grant
- $7,500
- Total assets
- $182,722,988
- -30.3% vs 2023
- Primary geography
- Wisconsin (50% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990, 2024 View filing
Data from IRS Form 990, 2024; updated September 2026.
Who Common Ground Healthcare Cooperative funds
How this funder distributes its grants
Top Recipients
Top 2 recipients in 2024
The largest 2024 recipient was United Way of Greater Milwaukee & Waukesha Countries ($8K). Together the top 2 received $15K.
Grant Size Distribution
2 grants across all recorded years
The most common grant size was under $50K: 2 grants of 2 (100%).
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2022 to 2024, annual grant giving ranged from $491 (2022) to $15K (2024). In 2024 it made 2 grants totaling $15K.
Hatched bars: grants paid as reported on the IRS filing, which lists no individual grants for that year.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| United Way of Greater Milwaukee & Waukesha Countries Milwaukee, WI | Corporate gift - community fund, safe & stable homes, and reducing barriers to employment & advancement | $7,500 |
| Best Buddies International Miami, FL | General support - platnium sponsor, champion of the year for Wisconsin | $7,500 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Net Investment Income |
|---|---|---|---|---|---|---|
| 2024 | $182,722,988 | $439,395,684 | $448,856,338 | $15,000 | 2 | $5,920,392 |
| 2023 | $262,120,622 | $459,376,168 | $450,360,338 | $6,000 | Total only | $6,518,500 |
| 2022 | $304,410,600 | $421,543,751 | $439,502,356 | $491 | Total only | $3,307,273 |
| 2021 | $311,102,675 | $329,524,362 | $356,691,684 | — | — | $2,694,519 |
| 2020 | $366,280,384 | $482,539,179 | $444,318,031 | — | — | $3,543,388 |
"Total only": grants paid as reported on the IRS filing, which lists no individual grants for that year.
About Common Ground Healthcare Cooperative
Based on IRS filings
Common Ground Healthcare Cooperative is a public charity focused on Health, based in Dayton, OH. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $182.7M in total assets. In 2024, it awarded 2 grants totaling $15K. Net investment income was $5.9M.
Focus Areas
Leadership & Key People
Officers and directors from IRS filings
Common Ground Healthcare Cooperative is led by Cathy Mahaffey, CEO on every filing since 2020; all 22 officers listed in 2024 are compensated.
Officers on the 2024 filing
Cathy Mahaffey
CEO
On filings since 2020
40 hrs/week
$533K (2020) → $992K (2024)
Tonni Larson
Board Chair
Director → Board Vice Chair, 2022
Board Vice Chair → Board Chair, 2023
On filings since 2021
6 hrs/week
$3K (2021) → $13K (2024)
James Wesp
Non-Voting Director
On filings since 2020
1 hr/week
$7K (2020) → $9K (2024)
John Maglio
Non-Voting Director
On filings since 2020
1 hr/week
$7K (2020) → $9K (2024)
William Kort
Director
On filings since 2020
1 hr/week
$7K (2020) → $9K (2024)
Becky Tuchscherer
Director
On filings since 2022
1 hr/week
$4K (2022) → $9K (2024)
David Stram
Director
On filings since 2022
1 hr/week
$5K (2022) → $9K (2024)
Dean Schadrie
Director
On filings since 2022
1 hr/week
$5K (2022) → $9K (2024)
Michael Winkler
Director
On filings since 2022
1 hr/week
$5K (2022) → $9K (2024)
Cheryl Thomas
Director
On filings since 2023
1 hr/week
$5K (2023) → $9K (2024)
Aaron Jackson
Vice President Provider Contracting & Strategy
Vice President Provider Contracting & Strategy → Vice President Provider Contracting, 2021
Vice President Provider Contracting → Vice President Provider Contracting & Strategy, 2022
On filings since 2020
40 hrs/week
$181K (2020) → $267K (2024)
Amy Murphy
Board Vice Chair
Board Vice Chair → Board Chair, 2021
Board Chair → Board Vice Chair, 2023
On filings since 2020
1 hr/week
$7K (2020) → $11K (2024)
Jessica Kottwitz
CAO - Chief Administrative Officer
Vice President of Operations → CAO - Chief Administrative Officer, 2023
On filings since 2020
40 hrs/week
$226K (2020) → $291K (2024)
Melissa Henderson
CCO - Chief Compliance Officer
COO → CCO - Chief Compliance Officer, 2022
On filings since 2020
40 hrs/week
$268K (2020) → $310K (2024)
Scott Bergman
Controller
Controller → Senior Financial Advisor, 2021
Senior Financial Advisor → Controller, 2023
On filings since 2020
40 hrs/week
$218K (2020) → $181K (2024)
Shelly Johnson
Health Plan Quality Administrator
Vice President of Network Optimization & Healthc → Vice President of Network Optimization, 2021
Vice President of Network Optimization → Health Plan Quality Administrator, 2022
On filings since 2020
40 hrs/week
$229K (2020) → $219K (2024)
Kevin Gilligan
Secretary & Treasurer
Director → Secretary & Treasurer, 2022
On filings since 2021
1 hr/week
$3K (2021) → $9K (2024)
Brian Gartner
Chief of Staff
On filings since 2022
40 hrs/week
$160K (2022) → $338K (2024)
Jennifer Walkowiak
Vice President of Business Development
On filings since 2022
40 hrs/week
$187K (2022) → $228K (2024)
Brian Damiani
CIO
On filings since 2023
40 hrs/week
$299K (2023) → $363K (2024)
Dan Schumacher Dir Of
Actuarial & Analytical Services
On filings since 2023
40 hrs/week
$186K (2023) → $220K (2024)
Todd Hutchison
CFO
On filings since 2023
40 hrs/week
$197K (2023) → $320K (2024)
Former officers (15)
- Former: Scott Anderson (2020–2024) — Former CMO - Chief Medical Officer · Filing note: Term ended 122023
- Former: Rachael Bush (2020–2023) — Director
- Former: Robert Connolly (2020–2023) — Non-Voting Director
- Former: Janet Sargent (2023) — Director
- Former: Brian McDonald (2020–2022) — Executive - Chief Bus Development Officer · Filing note: Term ended 082022
- Former: Robet Plesha (2020–2022) — Executive - Chief Actuary · Filing note: Term ended 022022
- Former: Teresa Piszcor (2020–2022) — Board Vice Chair-Prior
- Former: Tom Lawless (2020–2022) — Ex- CFO · Filing note: Term ended 102022
- Former: Lauren Ward (2022) — Director
- Former: Brett Remington (2020–2021) — Director
- Former: Christopher Martin (2020–2021) — Board Chair-Prior
- Former: Erin Kenneke (2020–2021) — Director
- Former: Mary Rehberg (2020–2021) — Secretary & Treasurer
- Former: Clifford Pukel (2020) — Director
- Former: Michael Braun (2020) — Director
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 $992K, to Cathy Mahaffey (CEO). 23 officers or directors reported compensation on that filing.
Frequently asked questions about Common Ground Healthcare Cooperative
How much does Common Ground Healthcare Cooperative give each year?
Common Ground Healthcare Cooperative gave $15K across 2 grants in 2024, according to its 2024 IRS Form 990. In 2023 it reported $6K in grants paid.
How large is Common Ground Healthcare Cooperative?
Common Ground Healthcare Cooperative reported $182.7M in total assets on its 2024 IRS Form 990. Its revenue that year was $439.4M.
What is Common Ground Healthcare Cooperative?
Common Ground Healthcare Cooperative is a public charity focused on Health, based in Dayton, OH. It holds $182.7M in total assets as of 2024.
Where does Common Ground Healthcare Cooperative operate?
Common Ground Healthcare Cooperative has awarded grants in Florida, Wisconsin.
What is Common Ground Healthcare Cooperative's EIN?
Common Ground Healthcare Cooperative's EIN (Employer Identification Number) is 45-3309488. IRS Form 990 filing data is available on this page for 2020–2024.
Data last updated September 2026. Sourced from IRS Form 990 filings.
Data update history
(4)
When this profile's IRS filing data changed on Grantable
- Updated Form 990 for fiscal year 2022 (received by the IRS November 1, 2023)
- Updated Form 990 for fiscal year 2023 (received by the IRS November 13, 2024)
- Updated Form 990 for fiscal year 2024 (received by the IRS January 16, 2026)
- IRS filings on file for fiscal years 2020–2024
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Common Ground Healthcare Cooperative down — hundreds of funders to go?