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MAYO Clinic

Public charityFed auditsIRS 990
DBA: % MAYO CORPORATE TAX UNIT
Other · ROCHESTER, MN · EIN 41-6011702

About

To inspire hope and contribute to health and well-being by providing the BEST care to every patient through integrated clinical practice, education and research.

In care of MAYO Corporate TAX Unit

Donations are tax-deductible
Category
Other
Employees
30,970
Volunteers
848

Financial Snapshot

FY ending 2024-12-31
Revenue
$7.9B
Expenses
$6.3B
Assets
$26.7B
Liabilities
$10.2B

Financial history

$7.9B$4.0B$0
161718192021222324
RevenueExpenses
Latest FY2024: $7.9B · Avg: $6.6B

Foreign activity (Schedule F)

Total spent abroad$3.2B
Foreign employees807
Foreign offices15
Foreign partnership interestYes
Foreign trust interestNo
RegionActivitySpent
CENTRAL AMERICA AND THE CARIBBEAN——
EAST ASIA AND THE PACIFIC——
EUROPE (INCLUDING ICELAND AND GREENLAND)——
MIDDLE EAST AND NORTH AFRICA——
NORTH AMERICA——
RUSSIA AND THE NEIGHBORING STATES——
SOUTH AMERICA——
SOUTH ASIA——
SUB-SAHARAN AFRICA——
CENTRAL AMERICA AND THE CARIBBEAN——
EAST ASIA AND THE PACIFIC——
MIDDLE EAST AND NORTH AFRICA——
NORTH AMERICA——
SOUTH AMERICA——
EAST ASIA AND THE PACIFIC——
EUROPE (INCLUDING ICELAND AND GREENLAND)——
MIDDLE EAST AND NORTH AFRICA——
EAST ASIA AND THE PACIFIC——
NORTH AMERICA——
EUROPE (INCLUDING ICELAND AND GREENLAND)——
EAST ASIA AND THE PACIFIC——
EUROPE (INCLUDING ICELAND AND GREENLAND)——
CENTRAL AMERICA AND THE CARIBBEAN——
EAST ASIA AND THE PACIFIC——
EUROPE (INCLUDING ICELAND AND GREENLAND)——

501(h) election

This 501(c)(3) has NOT elected 501(h) — lobbying is permitted but limited under the vaguer "no substantial part of activities" test.

Political & Grant Activity

Campaign Spending
—
Lobbying
$196K
Grants Given
$540.2M
MAYO CLINIC
Your actions

Address

PO BOX 4007
Rochester, MN, 55903-400

Governance

Voting board members32
Independent members18
Conflict-of-interest policyYes
Whistleblower policyYes
Doc-retention policyYes
Audit committeeYes
990 reviewed by boardYes

Compensation practices

Severance paymentsNo
Equity-based compYes
Supplemental retirement planYes
Compensation committeeYes
Used comp surveyYes
Board approved compYes
Initial contract exceptionNo

Financial detail (Schedule D)

Board-designated %45.1%
Permanent endowment %31.6%
Endowment held by related orgNo

Fundraising activity (Schedule G)

Uses professional fundraisersYes
Retained by contractors$1.3M
ChannelsMail · Phone · Email · In-person · Grant solicitation
Public records
ProPublica Nonprofit Explorer ↗
Full 990 PDFs going back to 2001, plus parsed financial extracts. The easiest place to read actual filings.
IRS Tax Exempt Organization Search ↗
IRS-side authoritative source. Confirms current exempt status and pulls the latest determination letter.
These open in a new tab. AllCiv doesn't host filings directly — these are the authoritative public-record sources.