FLAT ROCK BROOK NATURE ASSOCIATION INC

EIN: 237323476 501(c)(3) Animal-Related

ENGLEWOOD, NJ

Total Revenue
$1,352,963
Total Expenses
$738,930
Total Assets
$2,210,604
Net Assets
$2,172,992
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Financial Vulnerability Assessment (Tuckman-Chang)

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Financial Trends

Organization Details

Formation Year
1973
Legal Domicile
NJ
Principal Officer
STEPHEN WIESSNER
Phone
2015671265
Tax Period
2024-09-01 to 2025-08-31

FLAT ROCK BROOK NATURE ASSOCIATION INC, founded in 1973, is a community nonprofit in the Animal-Related sector that reported $1.4M in total revenue in fiscal year 2024. Revenue surged 78% from the prior year, signaling strong growth momentum. The organization ran a surplus of $614K, a strong 45% operating margin.

Mission

TO ADVANCE THE CAUSE OF NATURE STUDY PROGRAMS IN AND ABOUT ENGLEWOOD, NEW JERSEY. FLAT ROCK BROOK DEALS WITH THE PROMOTION OF RECREATIONAL AND ENVIRONMENTAL EDUCATIONAL ACTIVITY AND PROVIDES INFORMATION LEADING TO THE PRESERVATION OF WILDLIFE. IN ADDITION, FLAT ROCK MANAGES 150 ACRES OF NATURE PRESERVE IN ENGLEWOOD, NEW JERSEY.

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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 $1,101,161
Program Service Revenue $110,631
Investment Income $36,610
Other Revenue $104,561
TOTAL REVENUE $1,352,963

Expense Breakdown

Grants Paid $0
Salaries & Benefits $458,936
Fundraising Expenses $57,820
Program Expenses $569,675
Other Expenses $279,994
TOTAL EXPENSES $738,930

Year-over-Year Comparison

2024 2023 Change
Revenue $1,352,963 $758,555 +0.8%
Expenses $738,930 $664,260 +0.1%
Net Income $614,033 $94,295 +5.5%
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

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Liquidity & Cash Position

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Governance

Voting Members
23
Independent Members
23
Employees
16
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
6
$108,882
Total Directors
24
$108,882
Key Employees
0
$0
Highest Compensated
0
reported
Name Title Hours/Week Role Reportable Comp Other Comp Total
STEPHEN WIESSNER EXECUTIVE DIRECTOR 40.00
Officer Director
$99,476 $9,406 $108,882
OMRI AMAR TRUSTEE 2.00
Director
$0 $0 $0
MARIA E ANDREU TRUSTEE 2.00
Director
$0 $0 $0
MELINDA DEAN TRUSTEE 2.00
Director
$0 $0 $0
JACQUELINE GUTTMAN TRUSTEE 2.00
Director
$0 $0 $0
JARED HARARY TRUSTEE 2.00
Director
$0 $0 $0
ANNETTE HOLLANDER TRUSTEE 2.00
Director
$0 $0 $0
JENNIE KATSAROS TRUSTEE 2.00
Director
$0 $0 $0
KAYA KHARIBI-WHYTE TRUSTEE 2.00
Director
$0 $0 $0
SUSAN KLAUSNER TRUSTEE 2.00
Director
$0 $0 $0
OMAR LOPEZ TRUSTEE 2.00
Director
$0 $0 $0
DANIELLE NYMAN TRUSTEE 2.00
Director
$0 $0 $0
MICHAEL PASSOW TRUSTEE 2.00
Director
$0 $0 $0
HENRY PRUITT III TRUSTEE 2.00
Director
$0 $0 $0
SCOTT REDDIN TRUSTEE 2.00
Director
$0 $0 $0
SARAH RUSSELL TRUSTEE 2.00
Director
$0 $0 $0
LOUISE SCHWARTZ TRUSTEE 2.00
Director
$0 $0 $0
TALIA SHULMAN TRUSTEE 2.00
Director
$0 $0 $0
LENA SUNG TRUSTEE 5.00
Director
$0 $0 $0
LAUREN MITCHELL SECRETARY 5.00
Officer Director
$0 $0 $0
VASILIOS ZIANGOS TREASURER 5.00
Officer Director
$0 $0 $0
KATHLEEN SILBERSTEIN 1ST VICE PRESIDENT 5.00
Officer Director
$0 $0 $0
GEORGEANN STARACE 2ND VICE PRESIDENT 5.00
Officer Director
$0 $0 $0
CHELSEA GLEIS PRESIDENT 5.00
Officer 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 $1,352,963 $738,930 $2,210,604 $614,033
2024 $758,555 $664,260 $1,615,305 $94,295
2023 $679,110 $669,872 $1,418,885 $9,238
2022 $596,976 $693,283 $1,459,499 $-96,307
2021 $898,829 $674,199 $1,708,729 $224,630
2020 $563,169 $639,500 $1,402,379 $-76,331
2019 $552,788 $638,767 $1,403,564 $-85,979
2018 $775,574 $662,860 $1,465,790 $112,714
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