THE CORNERSTONE SCHOOL (EIN 222730159) - Form 990 Financial Analysis & Trantor Score

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Financial Vulnerability Assessment (Tuckman-Chang)

4 risk indicators measuring financial stability and operational resilience

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Financial Trends

Organization Details

Formation Year

1985

Legal Domicile

Principal Officer

CHRIS YONKERS

Phone

6037724349

Tax Period

2024-07-01 to 2025-06-30

THE CORNERSTONE SCHOOL, founded in 1985, is a community nonprofit in the Education sector that reported $2.9M in total revenue in fiscal year 2024. Revenue grew 13% year-over-year, indicating healthy expansion. Expenses of $2.7M left a modest 7% surplus.

Mission

TO PROVIDE MONTESSORI EDUCATION TO CHILDREN AGES 15 MONTHS TO 14 YEARS OLD

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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%)

Financial Overview (2024)

Revenue Breakdown

Contributions & Grants $39,673

Program Service Revenue $2,804,160

Investment Income $46,469

Other Revenue $286

TOTAL REVENUE $2,890,588

Expense Breakdown

Grants Paid $52,368

Salaries & Benefits $2,087,719

Fundraising Expenses $5,440

Program Expenses $2,302,574

Other Expenses $557,594

TOTAL EXPENSES $2,697,681

Year-over-Year Comparison

	2024	2023	Change
Revenue	$2,890,588	$2,565,127	+0.1%
Expenses	$2,697,681	$2,608,527	+0.0%
Net Income	$192,907	$-43,400	-5.4%

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

Governance

Voting Members

Independent Members

Employees

Volunteers

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

$144,000

Total Directors

Key Employees

Highest Compensated

reported

Name	Title	Hours/Week	Role	Reportable Comp	Other Comp	Total
AARON PETERS	BOARD CHAIR	3.00	Officer Director	$0	$0	$0
MIKE RAINBOTH	DIRECTOR	2.00	Director	$0	$0	$0
ERIN GARNETT	DIRECTOR	2.00	Director	$0	$0	$0
CHRIS YONKER	DIRECTOR	2.00	Director	$0	$0	$0
RUTH RANDLETT	DIRECTOR	2.00	Director	$0	$0	$0
JOSH HENLY	DIRECTOR	2.00	Director	$0	$0	$0
ANNE RUOZZI	DIRECTOR	2.00	Director	$0	$0	$0
BURCU RUBINI	DIRECTOR	2.00	Director	$0	$0	$0
JEFF ZWILLENBERG	DIRECTOR	2.00	Director	$0	$0	$0
SHANIKA AMARAKOON	DIRECTOR	2.00	Director	$0	$0	$0
ALEXANDRA HAMPTON	DIRECTOR	2.00	Director	$0	$0	$0
JOANNA JASKOLKA	SECRETARY	2.00	Officer Director	$0	$0	$0
COREY OSTMAN	TREASURER	2.00	Officer Director	$0	$0	$0
JULIE KUKENBERGER	VICE CHAIR	2.00	Officer Director	$0	$0	$0
PETER ZETLAN	HEAD OF SCHOOL	40.00	Officer	$140,000	$4,000	$144,000

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	$2,890,588	$2,697,681	$3,115,502	$192,907
2024	$2,565,127	$2,608,527	$2,659,876	$-43,400
2023	$2,273,787	$2,444,517	$2,682,571	$-170,730
2022	$2,066,541	$2,151,728	$2,734,658	$-85,187
2021	$1,995,588	$2,031,915	$2,866,485	$-36,327

THE CORNERSTONE SCHOOL