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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 39-1633098

FRIENDS OF RETZER NATURE CENTER INC

Tax-exempt · WAUKESHA, WI 53188

Financials

$71K$44K2025
Revenue Expenses · by fiscal year end
Financials of FRIENDS OF RETZER NATURE CENTER INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990-EZ$70,520$43,674$26,846$277,898$0$277,898
Financial details: 990-EZ for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$40,538
Membership dues
$13,658
Program service revenue
$0
Investment income
$10,626
Net income from fundraising events
$5,698
Other revenue
$0

Expenses

Grants and similar amounts paid
$39,290
Benefits paid to members
$559
Compensation of officers, directors and key employees
$0
Salaries, compensation and benefits (total)
$0
Printing, publications and postage
$1,347
Other expenses
$2,478
Program services (functional)
$39,290

Balance sheet and other

Total assets, start of year
$251,052
Total assets, end of year
$277,898
Total liabilities, end of year
$0
Net assets, end of year
$277,898
Cash, savings and investments
$277,898
Gross receipts
$74,140

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-EZ for the year ended December 31, 2025, highest compensation first.

NameTitleHours / weekCompensation
Kathy ArtsTreasurer5$0
Andrea KornowskiVice president4$0
Almuth SoffeeTreasurer4$0

Address and contacts

Address (IRS master file)
S14 W26167 MADISON ST, WAUKESHA, WI 53188-0000
In care of
% ALMUTH SOFFEE
Mailing address (990-N for 2024)
S14W26167 Madison St, Waukesha WI 53066
Principal officer (990-N for 2024)
Almuth Soffee, 1570 Oak Grove Rd, Brookfield WI 53189
Signed the 990-EZ
Almuth Soffee, Treasurer
Phone
(262) 378-8080

Mission

Friends of Retzer is dedicated to inspiring a love for nature by supporting conservation efforts and environmental education

990-EZ for the year ended December 31, 2025

Program accomplishments

  • Development and construction of accessible garden for people to learn about pollinators which visit these native plants. This project will be enjoyed by all visitors to Nature Center. This amount is for phase 1. Phase 2 will be completed in 2026
    Expenses $24,699 · grants $5,250
  • Event sponsorship of the Apple Fest at Retzer Nature Center. This annual event promotes environmental education and conservation and is attended by 4700 people. Our sponsorship ensures free admission.
    Expenses $11,000
  • Completion of the science Discovery Lab which was begun in 2024 and funded by The Friends. Lab is used by children as part of environmental learning
    Expenses $2,355
  • Scholarships to attend environmental education classes and host the Wisconsin Master Naturalist Training
    Expenses $1,236

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 December, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026990-EZ on file
2024December 31, 2024May 15, 2025990-N on file
2023December 31, 2023May 15, 2024990-N on file

File the 2026 990-EZ for FRIENDS OF RETZER NATURE CENTER INC

Due May 17, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
39-1633098
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
1994
Accounting year ends
December
Files
Form 990 or 990-EZ
Assets (IRS master file)
$277,898
Income (IRS master file)
$74,140

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-EZDecember 2025$70,520$43,674$277,898XML
990-N for 2024
Officer: Almuth Soffee
December 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Larry Kascht
December 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Larry Kascht
December 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2021
Officer: Lyle Drier
December 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Lyle Drier
December 31, 2020≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Lyle Drier
December 31, 2019≤ $50,000 receipts––e-Postcard

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 39-1633098).

Questions about FRIENDS OF RETZER NATURE CENTER INC

What is the EIN of FRIENDS OF RETZER NATURE CENTER INC?
The employer identification number (EIN) of FRIENDS OF RETZER NATURE CENTER INC is 39-1633098.
Is FRIENDS OF RETZER NATURE CENTER INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1994.
Are donations to FRIENDS OF RETZER NATURE CENTER INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does FRIENDS OF RETZER NATURE CENTER 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 FRIENDS OF RETZER NATURE CENTER INC due?
The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did FRIENDS OF RETZER NATURE CENTER INC last file with the IRS?
The latest return in the IRS public files is the 990-EZ for the year ended December 2025.
Who is the principal officer of FRIENDS OF RETZER NATURE CENTER INC?
The 990-N for 2024 names Almuth Soffee.
Who are the officers and directors of FRIENDS OF RETZER NATURE CENTER INC?
The 990-EZ for the year ended December 31, 2025 lists 3 people; 0 received compensation from the organization.
How much revenue does FRIENDS OF RETZER NATURE CENTER INC have?
On its 990-EZ for the year ended December 31, 2025 it reported revenue of $70,520, expenses of $43,674 and total assets of $277,898 at year end.

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