MAMARONECK HISTORICAL SOCIETY (EIN 133045309) - 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

1976

Legal Domicile

Principal Officer

John Pritts

Phone

9143815787

Tax Period

2025-01-01 to 2025-12-31

MAMARONECK HISTORICAL SOCIETY, founded in 1976, is a micro nonprofit that reported $53K in total revenue in fiscal year 2025. Revenue fell 45% from the prior year — a significant decline worth monitoring. Expenses of $70K exceeded revenue, resulting in a 31% operating deficit.

Mission

To preserve local historical landmarks and public records; to encourage the study of local history and stimulate historical scholarship...

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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 (2025)

Revenue Breakdown

Contributions & Grants $51,385

Program Service Revenue $0

Investment Income $1,526

Other Revenue $0

TOTAL REVENUE $52,911

Expense Breakdown

Grants Paid $0

Salaries & Benefits $0

Fundraising Expenses $0

Program Expenses $69,524

Other Expenses $69,524

TOTAL EXPENSES $69,524

Year-over-Year Comparison

	2025	2024	Change
Revenue	$52,911	$96,826	-0.5%
Expenses	$69,524	$131,333	-0.5%
Net Income	$-16,613	$-34,507	-0.5%

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

N/A

Volunteers

N/A

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

Total Directors

Key Employees

Highest Compensated

reported

Name	Title	Role	Reportable Comp	Other Comp	Total
John Pritts	President	Director	$0	$0	$0
George Mgrditchian	Executive Vice President	Director	$0	$0	$0
Donald Sutherland	Treasurer	Director	$0	$0	$0
Michael Trippico	Archivist	Director	$0	$0	$0
Leslie Brill	Secretary	Director	$0	$0	$0
Phylis Kaskel	Trustee	Director	$0	$0	$0
Anthony DeMeo	Trustee	Director	$0	$0	$0
Ray Maldonado	Trustee	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	$52,911	$69,524	$107,340	$-16,613
2024	No data	No data	No data	No data
2023	$11,176	$12,708	$158,460	$-1,532
2022	$247,235	$129,667	$159,992	$117,568

MAMARONECK HISTORICAL SOCIETY