Mission
TO MAINTAIN THE 150-ACRE PRESERVE AS A NATURAL SANCTUARY FOR PLANTS AND WILDLIFE IN OUR URBAN AREA AND AS A NATURE PRESERVE AVAILABLE TO THE PUBLIC FOR TRAIL WALKS, NATURE STUDY AND OTHER PASSIVE RECREATION.
Public Charity
FLAT ROCK BROOK NATURE ASSOCIATION INC
FLAT ROCK BROOK NATURE ASSOCIATION INC is a Public Charity headquartered in ENGLEWOOD, NJ. Financial data from the 2025 filing: $1.3M revenue, $722K expenses, $2.3M total assets. 23 publicly reported grants to this organization, totaling roughly $383K, appear in IRS filings.
EIN: 237323476
ENGLEWOOD, NJ
Wildlife Sanctuaries
NTEE: D34
Latest filing: 2025
Total Revenue$1.3M
Total Expenses$722K
Total Assets$2.3M
Grant Records23
Funding Total$383K
Filing Years2021–2025
Where $100 goes at Flat Rock Brook Nature Association Inc
How Flat Rock Brook Nature Association Inc divides every $100 it spends, from its own Form 990 filings, averaged across 9 years.
$76
Programs
the work itself
$13
Management
running the organization
$11
Fundraising
raising the next dollar
Inside the $76 for programs
$55
Flat rock brook's onsite and outreach programs bring nature into your classroom
$16
Flat rock brook's 150 acres of forested land is a unique sanctuary in a highly urbanized area
$3
Summer nature day camp offers hands-on discovery and adventure and games for children
Plus 1 more program. Cost per person served and the full program breakdown are on the full profile.
Source: Form 990 filings with the IRS, latest fiscal year 2025. Shares are from the organization's reported expenses. Data by Imperigo; not affiliated with the IRS.
Sample Grants Received
Contribution
$44,282
For grant recipient's exempt purposes
$31,300
GENERAL SUPPORT
$10,000
GENERAL SUPPORT
$6,322
GENERAL SUPPORT
$6,322
Showing up to 5 of 23 total records — full history available with membership.
Officers & Directors
TRUSTEE
Annette Hollander
PRESIDENT
Chelsea Gleis
TRUSTEE
Danielle Nyman
2ND VICE PRESIDENT
Georgeann Starace
TRUSTEE
Henry Pruitt Iii
TRUSTEE
Jacqueline Guttman
Officer compensation and complete director data available with membership.
Top Grant Purposes
Financial Trends
| Year | Revenue | Expenses | Assets |
|---|---|---|---|
| 2025 | $1.3M | $722K | $2.3M |
| 2024 | $759K | $664K | $1.6M |
| 2023 | $679K | $670K | $1.4M |
| 2022 | $597K | $693K | $1.5M |
| 2021 | $899K | $674K | $1.7M |
Between 2021 and 2025, reported annual revenue grew from $899K to $1.3M (+46%), with total assets most recently reported at $2.3M.
Interactive year-over-year charts and full filing details available with membership.