Common Ground Healthcare Cooperative is a 501(c)(3) organization based in Brookfield, Wisconsin, registered in 2025, with $439,395,684 in FY2024 revenue. CharityIndex grades it B+.
Revenue (FY2024)
$439.4M
▼ 4.3% vs prior year
Health median: $840K
Expenses (FY2024)
$448.9M
Net assets
$72.7M
Employees
142
Measures how much of every dollar spent actually reaches programs, plus what it costs to raise $100 of donations. The worse of the two measures sets the letter (85%+ to programs is an A; under $15 to raise $100 is an A), averaged over the three most recent filings. Not scored for Common Ground Healthcare Cooperative— this filing type doesn't report it, and the rating simply skips it (never counts it against the organization). See the exact thresholds →
Measures whether the organization is built to last: how many months its reserves would cover expenses (3+ months earns an A-range score, but hoarding 5+ years of budget is capped) and whether it runs a surplus or a deficit. For Common Ground Healthcare Cooperative: 2 mo reserves · -2% margin earns a B on this criterion. See the exact thresholds →
Checks how the organization is run, from its own Form 990: an independent board majority, a board of five or more, conflict-of-interest, whistleblower and document-retention policies, and independently audited financials. The share of disclosed checks that pass sets the letter. For Common Ground Healthcare Cooperative: 6 of 6 checks met earns a A+ on this criterion. See the exact thresholds →
Counts five disclosure signals: a recent filing, a mission statement, program descriptions, a listed website, and the full expense breakdown. More disclosure, better letter. For Common Ground Healthcare Cooperative: 3 of 5 disclosure signals earns a B on this criterion. See the exact thresholds →
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Provide affordable health insurance solutions to small bus., individuals & non-profits in wi.
Revenue grew from $170.2M (FY2015) to $439.4M (FY2024) across 10 reported years.
Financial snapshot
Operating margin
-2.2%
Spent more than it raised in the latest fiscal year.
Total assets
$182.7M
Total liabilities
$110.0M
Net assets
$72.7M
Salaries & benefits
$16.8M
4% of expenses
Board members
9
9 independent
| Fiscal year | Revenue | Expenses | Net assets | Total assets | Form |
|---|---|---|---|---|---|
| 2024 | $439,395,684▼4.3% | $448,856,338▼0.3% | $72,732,219▼9.0% | $182,722,988▼30.3% | 990 |
| 2023 | $459,376,168▲9.0% | $450,360,338▲2.5% | $79,958,440▲11.6% | $262,120,622▼13.9% | 990 |
| 2022 | $421,543,751▲27.9% | $439,502,356▲23.2% | $71,623,987▼28.2% | $304,410,600▼2.2% | 990 |
| 2021 | $329,524,362▼31.7% | $356,691,684▼19.7% | $99,732,885▼22.8% | $311,102,675▼15.1% | 990 |
| 2020 | $482,539,179▼7.0% | $444,318,031▼0.2% | $129,168,825▲7.7% | $366,280,384▲1.3% | 990 |
| 2019 | $518,709,893▼8.5% | $444,985,911▲3.3% | $119,892,105▲169% | $361,426,459▲40.3% | 990 |
| 2018 | $566,606,451▲226% | $430,959,481▲133% | $44,640,350▲149% | $257,535,612▲145% | 990 |
| 2017 | $173,686,355▲77.8% | $185,187,069▲38.5% | -$91,021,203▼14.5% | $105,294,302▲65.3% | 990 |
| 2016 | $97,712,128▼42.6% | $133,742,123▼33.0% | -$79,520,489▼10.6% | $63,700,323▼24.0% | 990 |
| 2015 | $170,168,779 | $199,482,923 | -$71,878,849 | $83,794,437 | 990 |
Original Form 990 PDFs (the Form column) are served by ProPublica Nonprofit Explorer, as filed with the IRS. Create a free account to download the CSV report.
Highest-paid: Cathy Mahaffey — $991,516 (0.22% of total expenses)
| Name | Title | Hours/week | Compensation |
|---|---|---|---|
| Cathy Mahaffey | Ceo | 40 | $991,516 |
| Brian Damiani | Cio | 40 | $362,785 |
| Brian Gartner | Chief of Staff | 40 | $337,561 |
| Todd Hutchison | Cfo | 40 | $320,138 |
| Melissa Henderson | Cco - Chief Compliance Officer | 40 | $310,104 |
| Jessica Kottwitz | Cao - Chief Administrative Officer | 40 | $290,559 |
| Aaron Jackson | Vp Provider Contracting & Strategy | 40 | $266,555 |
| Jennifer Walkowiak | Vp of Business Development | 40 | $228,297 |
| Dan Schumacher Dir of | Actuarial & Analytical Services | 40 | $220,365 |
| Shelly Johnson | Health Plan Quality Administrator | 40 | $219,146 |
| Scott Bergman | Controller | 40 | $180,907 |
| Scott Anderson | Former Cmo - Chief Medical Officer | 0 | $149,139 |
| Tonni Larson | Board Chair | 6 | $13,320 |
| Amy Murphy | Board Vice-chair | 1 | $11,100 |
| Becky Tuchscherer | Director | 1 | $8,880 |
| Cheryl Thomas | Director | 1 | $8,880 |
| David Stram | Director | 1 | $8,880 |
| Dean Schadrie | Director | 1 | $8,880 |
| James Wesp | Non-voting Director | 1 | $8,880 |
| John Maglio | Non-voting Director | 1 | $8,880 |
| Contractor | Services | Paid |
|---|---|---|
| United Healthcare Insurance Company | Ee Health Insurance | $1,544,541 |
| Security Health Plan of Wisconsin Inc | Cost Containment | $1,268,072 |
| Milliman Inc | Actuarial | $941,945 |
| Optum Health Care Solutions Inc | Medical Management | $842,455 |
| Mpx | Printing and Postage | $798,185 |
2 grants totaling $15K in FY2024. All grants made by Common Ground Healthcare Cooperative →
| Recipient | Purpose | Amount |
|---|---|---|
| United Way of Greater Milwaukee & Waukesha County Inc | Corporate gift - community fund, safe & stable homes, and reducing barriers to employment & advancement | $7,500 |
| Best Buddies International Inc | General support - platnium sponsor, champion of the year for wisconsin | $7,500 |
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Data for Common Ground Healthcare Cooperative (EIN 45-3309488) comes from the IRS Business Master File and e-filed Form 990 returns, via CharityIndex. Figures reflect what the organization reported to the IRS for each fiscal year.