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Nonprofit · EIN 39-1579294

MARY LAKE MONTESSORI INC

Tax-exempt · WAUNAKEE, WI 53597

Financials

$960K$1.1M2023$898K$914K2024
Revenue Expenses · by fiscal year end
Financials of MARY LAKE MONTESSORI INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
June 30, 2025990$898,458$914,420-$15,962$343,254$15,334$327,920
June 30, 2024990$960,259$1,062,628-$102,369$367,913$24,031$343,882
Financial details: 990 for the year ended June 30, 2025

Revenue

Contributions, gifts and grants
$55,323
Program service revenue
$827,582
Investment income
$15,553
Other revenue
$0

Expenses

Grants and similar amounts paid
$0
Compensation of officers, directors and key employees
$127,309
Other salaries and wages
$537,915
Salaries, compensation and benefits (total)
$786,545
Professional fundraising fees
$0
Accounting fees
$1,240
Occupancy
$51,108
Program services (functional)
$896,118
Management and general (functional)
$18,302

Balance sheet and other

Total assets, start of year
$367,913
Total assets, end of year
$343,254
Total liabilities, end of year
$15,334
Net assets, end of year
$327,920
Gross receipts
$898,458
Employees
18
Volunteers
0
Year formed
1983
State of legal domicile
WI

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990 for the year ended June 30, 2025, highest compensation first.

NameTitleHours / weekCompensationOther / benefits
KATHRYN K LANGEPRES/TRES
Officer
50$127,309$260
TIMOTHY A LANGEVICE PRES
Officer
5$0$0
THOMAS KENNEDYSEC/DIR
Officer
5$0$0
990 for the year ended June 30, 2024: 3 people
NameTitleHours / weekCompensationOther / benefits
KATHRYN K LANGEPRES/TRES
Officer
50$198,180$260
TIMOTHY A LANGEVICE PRES
Officer
5$0$0
THOMAS KENNEDYSEC/DIR
Officer
5$0$0

Address and contacts

Address (IRS master file)
5464 MARY LAKE RD, WAUNAKEE, WI 53597-9121
Principal officer (990 for 2024)
KATHRYN K LANGE, 5464 MARY LAKE RD, WAUNAKEE, WI 53597
Signed the 990
KATHRYN K LANGE, PRESIDENT
Phone
(608) 849-8800
Return prepared by
MEICHER CPAS LLP

Mission

PROVIDING DAYCARE, PRESCHOOL, AND EXTENDED DAYCARE SERVICES TO THE GENERAL PUBLIC.

990 for the year ended June 30, 2025

Program accomplishments

  • PROVIDING DAYCARE, PRESCHOOL AND EXTENDED DAYCARE SERVICES TO THE GENERAL PUBLIC.AVERAGE ENROLLMENT PER SEMESTER IS 85.
    Expenses $896,118 · revenue $843,135

What it must file and when

IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in June, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025June 30, 2026November 16, 2026Not due yet
2024June 30, 2025November 17, 2025990 on file
2023June 30, 2024November 15, 2024990 on file

IRS record

EIN
39-1579294
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
School
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
1988
Accounting year ends
June
Files
Form 990 or 990-EZ
Assets (IRS master file)
$343,254
Income (IRS master file)
$898,458

Filing history

FormYear endedRevenueExpensesAssetsReturn
990June 2025$898,458$914,420$343,254XML
990June 2024$960,259$1,062,628$367,913XML
990June 2023$846,173$800,430$606,659IRS
990June 2022–––IRS
990June 2021–––IRS
990June 2019–––IRS
990June 2018–––IRS

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 39-1579294).

Questions about MARY LAKE MONTESSORI INC

What is the EIN of MARY LAKE MONTESSORI INC?
The employer identification number (EIN) of MARY LAKE MONTESSORI INC is 39-1579294.
Is MARY LAKE MONTESSORI INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1988.
Are donations to MARY LAKE MONTESSORI INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does MARY LAKE MONTESSORI INC file?
Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
When is the next return of MARY LAKE MONTESSORI INC due?
The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did MARY LAKE MONTESSORI INC last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended June 2025.
Who is the principal officer of MARY LAKE MONTESSORI INC?
The 990 for the year ended June 30, 2025 names KATHRYN K LANGE.
Who are the officers and directors of MARY LAKE MONTESSORI INC?
The 990 for the year ended June 30, 2025 lists 3 people; 1 received compensation from the organization, the highest $127,309 (KATHRYN K LANGE, PRES/TRES).
How much revenue does MARY LAKE MONTESSORI INC have?
On its 990 for the year ended June 30, 2025 it reported revenue of $898,458, expenses of $914,420 and total assets of $343,254 at year end.

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