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Nonprofit · EIN 39-1724790

GREEN-ROCK AUDUBON SOCIETY INC

Tax-exempt · JANESVILLE, WI 53547

Financials

$62K$38K2022$69K$49K2023$72K$62K2024
Revenue Expenses · by fiscal year end
Financials of GREEN-ROCK AUDUBON SOCIETY INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
August 31, 2025990$72,486$61,698$10,788$1,083,341$0$1,083,341
August 31, 2024990$69,474$49,030$20,444$1,072,553$130$1,072,423
August 31, 2023990$62,422$38,215$24,207$1,050,717$0$1,050,717
Financial details: 990 for the year ended August 31, 2025

Revenue

Contributions, gifts and grants
$39,064
of which government grants
$4,575
Membership dues
$978
Program service revenue
$25,843
Investment income
$7,579
Other revenue
$0

Expenses

Grants and similar amounts paid
$7,652
Salaries, compensation and benefits (total)
$0
Professional fundraising fees
$0
Accounting fees
$1,890
Travel
$1,012
Depreciation
$1,093
Program services (functional)
$58,717
Management and general (functional)
$2,382
Fundraising (functional)
$599

Balance sheet and other

Total assets, start of year
$1,072,553
Total assets, end of year
$1,083,341
Total liabilities, end of year
$0
Net assets, end of year
$1,083,341
Land, buildings and equipment
$861,180
Net assets without donor restrictions
$1,083,341
Gross receipts
$72,486
Employees
0
Year formed
1991
State of legal domicile
WI

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990 for the year ended August 31, 2025, highest compensation first.

NameTitleHours / weekCompensation
FRED FAESSLERLAND MGR
Trustee or director
1$0
STEVE REISCHELMEMBER CHAIR
Trustee or director
1$0
CASSANDRA POPESECRETARY
Trustee or director, Officer
1$0
ANDREA SHORTDIRECTOR
Trustee or director
1$0
SUSAN JOHNSONADVOCACY
Trustee or director
1$0
NEIL DEUPREEVICE PRESIDENT
Trustee or director, Officer
1$0
JOSH ERDMANPRESIDENT
Trustee or director, Officer
1$0
CINDY WHITEHEADTREASURER
Trustee or director, Officer
1$0
DEL ENDSDIRECTOR
Trustee or director
1$0
LINN DUESTERBECKDIRECTOR
Trustee or director
1$0
990 for the year ended August 31, 2024: 10 people
NameTitleHours / weekCompensation
SUSAN JOHNSONADVOCACY
Trustee or director
1$0
DELA ENDSDIRECTOR
Trustee or director
1$0
LINN DUESTERBECKDIRECTOR
Trustee or director
1$0
ANDREA SHORTDIRECTOR
Trustee or director
1$0
STEVE REISCHELMEMBER CHAIR
Trustee or director
1$0
FRED FAESSLERLAND MGR
Trustee or director
1$0
NEIL DEUPREETREASURER
Trustee or director, Officer
1$0
VACANTSECRETARY
Trustee or director, Officer
1$0
JONI DENKERVICE PRESIDENT
Trustee or director, Officer
1$0
JOSH ERDMANPRESIDENT
Trustee or director, Officer
1$0
990 for the year ended August 31, 2023: 11 people
NameTitleHours / weekCompensation
DAN GIBSONDIRECTOR
Trustee or director
1$0
SUSAN JOHNSONADVOCACY
Trustee or director
1$0
FRED FAESSLERDIRECTOR
Trustee or director
0$0
VACANTTDIRECTOR
Trustee or director
2$0
NEIL DEUPREEDIRECTOR
Trustee or director
1$0
STEVE REISCHELMEMBER CHAIR
Trustee or director
1$0
VICTOR ILLICHMANNLAND MGR
Trustee or director
1$0
NEIL DEUPREETREASURER
Trustee or director, Officer
1$0
JONI DENKERPRESIDENT
Trustee or director, Officer
1$0
SUSAN JOHNSONSECRETARY
Trustee or director, Officer
1$0
VACANTVICE PRESIDENT
Trustee or director, Officer
1$0

Address and contacts

Address (IRS master file)
PO BOX 1986, JANESVILLE, WI 53547-1986
In care of
% CINDY WHITEHEAD
Signed the 990
CINDY WHITEHEAD, TREASURER
Phone
(608) 882-2795
Return prepared by
HAGEN CPA LLC

Mission

PRESERVATION OF THE HABITAT FOR FISH, BIRDS, AND OTHER WILDLIFE

990 for the year ended August 31, 2025

Program accomplishments

  • REMOVE INVASIVE PLANT SPECIES FROM SEVERAL PROPERTIES TO RETURN IT TO ITS NATURAL STATE. IN 2022 APPROX 837 HRS WERE SPENT MAINTAINING TRAILS, TORCHING GARLIC MUSTARD PLANTS, APPLYING HERBICIDE, BUILDING BIRD HOUSES AND PLACING THEM, CREATING FIRE BREAKS.
    Expenses $56,603
  • PREPARE QUARTERLY NEWSLETTER AND MAIL TO ALL MEMBERS, LOCAL SCHOOLS, AND ELECTED OFFICIALS. ALSO PUBLIC PROGRAMS ARE SPONSORED IN VARIOUS COMMUNITIES REGARDING CONSERVATION AND ECOLOGY FOR ANIMALS AND LAND USEAGE SCHOLARSHIP FUNDS DISTRIBUTED TO ASSIST HIGHER EDUCATION OF RELATED STUDIES TO ECOLOGICAL WORK.
    Expenses $2,114

What it must file and when

IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in August, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025August 31, 2026January 15, 2027Not due yet
2024August 31, 2025January 15, 2026990 on file
2023August 31, 2024January 15, 2025990 on file

IRS record

EIN
39-1724790
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
1992
Accounting year ends
August
Files
Form 990 or 990-EZ
Category (NTEE)
Environment (C300)
Assets (IRS master file)
$1,083,341
Income (IRS master file)
$72,486

Filing history

FormYear endedRevenueExpensesAssetsReturn
990August 2025$72,486$61,698$1,083,341XML
990August 2024$69,474$49,030$1,072,553XML
990August 2023$62,422$38,215$1,050,717XML
990August 2022$112,316$38,542$1,442,607IRS
990August 2021–––IRS
990August 2020–––IRS
990August 2019–––IRS
990August 2018–––IRS

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 39-1724790).

Questions about GREEN-ROCK AUDUBON SOCIETY INC

What is the EIN of GREEN-ROCK AUDUBON SOCIETY INC?
The employer identification number (EIN) of GREEN-ROCK AUDUBON SOCIETY INC is 39-1724790.
Is GREEN-ROCK AUDUBON SOCIETY INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1992.
Are donations to GREEN-ROCK AUDUBON SOCIETY INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does GREEN-ROCK AUDUBON SOCIETY INC file?
Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
When is the next return of GREEN-ROCK AUDUBON SOCIETY INC due?
The return for tax year 2025 (the year ending August 31, 2026) is due January 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did GREEN-ROCK AUDUBON SOCIETY INC last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended August 2025.
Who are the officers and directors of GREEN-ROCK AUDUBON SOCIETY INC?
The 990 for the year ended August 31, 2025 lists 10 people; 0 received compensation from the organization.
How much revenue does GREEN-ROCK AUDUBON SOCIETY INC have?
On its 990 for the year ended August 31, 2025 it reported revenue of $72,486, expenses of $61,698 and total assets of $1,083,341 at year end.

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