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Wisconsin Museum of Nature and Culture Inc

EIN 87-2028034 · Milwaukee, WI

Public records show a registered, tax-exempt organization in good standing.

LegitimacyPassesRegistration and standingFinancial healthFair54 out of 100GovernanceStrong100 out of 100Impact evidenceDescribes programsHow well its results are evidenced

What it says it does

WMNC will continue constructing the new Milwaukee Public Museum facility to completion and will then continue as the owner and operator of the new museum.

Income
$103.0 million
Spending
$404,803
Spent on programs
84%
Reserves
-2004.3 months of spending
Largest source of income
donations and private grants, 81%
Employees
0

Source: Form 990 for the year ending August 31, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Financial health

Fair: 54 out of 100. Higher than 22% of charities in its peer group (arts and culture, over $100m).

  • Reserves

    0 of 35

    Spendable reserves are negative: it owes or has committed more than it holds.

  • Debt

    16 of 20

    It owes 19% of what it owns.

  • Living within its means

    15 of 15

    Income exceeded spending by 100% of income.

  • Spending floor

    15 of 15

    84% of spending went to programs and raising each dollar of donations cost 0 cents.

Source: Form 990 for the year ending August 31, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Governance

Strong: 100 out of 100. Higher than 33% of charities in its peer group (arts and culture, over $100m).

  • Independent board

    25 of 25

    8 of 9 voting board members are independent.

  • Conflict of interest policy

    15 of 15

    Has a written conflict of interest policy.

  • Whistleblower policy

    8 of 8

    Has a written whistleblower policy.

  • Record keeping policy

    7 of 7

    Has a written policy on keeping and destroying records.

  • Board minutes

    5 of 5

    Keeps minutes of board meetings.

  • Board sees the tax return

    10 of 10

    Gave the board a copy of this return before filing it.

  • Independent check of accounts

    15 of 15

    Its accounts were audited by an independent accountant.

  • No reported misuse

    10 of 10

    Reports no diversion of assets, excess benefits or loans to insiders.

Source: Form 990 for the year ending August 31, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Impact evidence

Describes programs. Its tax return describes what it does but we have found no measurable results in it.

Programs described in its return (1)
  1. $341,234 spent. "IN 2025, RESPONSIBILITY FOR CONSTRUCTION MANAGEMENT AND OVERSIGHT FOR THE NEW MILWAUKEE PUBLIC MUSEUM PROJECT WAS ASSIGNED TO WMNC. AS OF AUGUST 31, 2025, THE PROJECT WAS ESTIMATED TO BE 45% COMPLETE.

Source: Form 990 for the year ending August 31, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Legitimacy checks

  1. Is it registered with the IRS? Passed.

    Listed in the IRS master file of tax-exempt organizations as a 501(c)(3) charitable organization.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated September 7, 2026.

  2. Has the IRS revoked its tax-exempt status? Passed.

    Not on the IRS automatic revocation list.

    Source: Automatic revocation of exemption list, Internal Revenue Service, file dated September 30, 2026.

  3. Are donations tax-deductible? Passed.

    On the IRS list of organizations eligible to receive tax-deductible contributions.

    Source: Publication 78 data: organizations eligible for tax-deductible contributions, Internal Revenue Service, file dated September 10, 2026.

  4. Is it keeping up with its IRS filings? Passed.

    Most recent return on file covers the year ending August 2025.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated September 7, 2026.

  5. How long has it been tax-exempt? Passed.

    Recognized by the IRS since September 2021.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated September 7, 2026.

  6. Is it in good standing with state regulators? Passed.

    Not on California's list of charities barred from soliciting. Other states are not yet checked.

    Source: May Not Operate or Solicit for Charitable Purposes list, California Attorney General, Registry of Charities and Fundraisers, file dated October 7, 2026.

Ratings and checks are our reading of public records, using the published method. They are not a statement about anyone's honesty. If you work for this organization, you can send corrections or results, confirm you want gifts through Veridonate, or ask to be removed from giving.