MONTESSORI SCHOOL OF WAUKESHA INC

EIN: 391154462 501(c)(3) Education

WAUKESHA, WI

Total Revenue
$4,426,774
Total Expenses
$3,674,956
Total Assets
$5,632,463
Net Assets
$2,287,306
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Financial Vulnerability Assessment (Tuckman-Chang)

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Financial Trends

Organization Details

Formation Year
1963
Legal Domicile
WI
Principal Officer
BRENDA ZELLMER
Phone
2625472545
Tax Period
2024-07-01 to 2025-06-30

MONTESSORI SCHOOL OF WAUKESHA INC, founded in 1963, is a community nonprofit in the Education sector that reported $4.4M in total revenue in fiscal year 2024. The organization ran a surplus of $752K, a strong 17% operating margin.

Mission

EDUCATION AND DAYCARE

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Trantor Score

Financial Health Score (300–850) · Liquidity · Solvency · Sustainability · Efficiency

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Liquidity (40%) • Solvency (30%) • Sustainability (20%) • Efficiency (10%)

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Financial Overview (2024)

Revenue Breakdown

Contributions & Grants $395,072
Program Service Revenue $3,814,709
Investment Income $64,048
Other Revenue $152,945
TOTAL REVENUE $4,426,774

Expense Breakdown

Grants Paid $0
Salaries & Benefits $2,393,285
Fundraising Expenses $66,854
Program Expenses $2,997,471
Other Expenses $1,281,671
TOTAL EXPENSES $3,674,956

Year-over-Year Comparison

2024 2023 Change
Revenue $4,426,774 $4,324,593 +0.0%
Expenses $3,674,956 $3,445,625 +0.1%
Net Income $751,818 $878,968 -0.1%
Key Indicators
Grants to Organizations Grants to Individuals Lobbying Political Activity Foreign Activities Donor Advised Fund Schedule B Required
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Financial Health Indicators

Comprehensive financial analysis: Altman Z-Score, liquidity, solvency, sustainability, efficiency, and growth metrics

Financial Distress Indicator

Liquidity & Cash Position

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Altman Z-Score • Liquidity Ratios • Solvency Analysis • Growth Indicators • Efficiency Metrics

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Governance

Voting Members
8
Independent Members
8
Employees
76
Volunteers
9

Governance Policies

Conflict of Interest Policy
Whistleblower Policy
Document Retention Policy

Special Practices & Reported Activities

Operated a School
Operated a Hospital
Provided First Class Travel
Reported Conflict of Interest
Reported Asset Diversion
Excess Benefit Transaction
Made Political Expenditures
Engaged in Lobbying
Operated Donor Advised Fund
Maintained Art Collections
Filed Form 720

Compensation of Officers, Directors & Key Employees

Total Officers
5
$104,593
Total Directors
8
$0
Key Employees
0
$0
Highest Compensated
0
reported
Name Title Hours/Week Role Reportable Comp Other Comp Total
BRENDA ZELLMER EXECUTIVE DIRECTOR 40.00
Officer
$100,570 $4,023 $104,593
ERIC BUCKHOUSE PRESIDENT 1.00
Officer Director
$0 $0 $0
CURTIS MEINS VICE PRESIDENT 1.00
Officer Director
$0 $0 $0
KATE WINCHELL SECRETARY 1.00
Officer Director
$0 $0 $0
MARY TING TREASURER 1.00
Officer Director
$0 $0 $0
TIMOTHY O'MARA DIRECTOR 1.00
Director
$0 $0 $0
ASHLEY MAHER DIRECTOR 1.00
Director
$0 $0 $0
ALEX BARTA DIRECTOR 1.00
Director
$0 $0 $0
LAUREN DEULDE DIRECTOR 1.00
Director
$0 $0 $0
Note: Compensation data is self-reported by the organization on their Form 990. "Reportable Comp" includes salary, bonuses, and other reportable compensation from the organization and related organizations. "Other Comp" includes benefits, deferred compensation, and non-taxable benefits.

Historical Data

Year Revenue Expenses Assets Net Income
2025 $4,426,774 $3,674,956 $5,632,463 $751,818
2024 $4,324,593 $3,445,625 $5,036,581 $878,968
2023 $3,357,896 $3,134,466 $4,244,437 $223,430
2022 $3,100,299 $3,006,317 $4,067,349 $93,982
2021 $2,738,021 $2,634,672 $2,948,334 $103,349
2020 $3,031,567 $3,102,362 $2,364,838 $-70,795
2019 $2,561,029 $2,610,985 $2,673,493 $-49,956
2018 $3,439,129 $2,529,457 $2,765,507 $909,672
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