Nonprofit · EIN 20-1303033
PLATTEVILLE COMMUNITY ARBORETUM INC
Tax-exempt · PLATTEVILLE, WI 53818
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-EZ | $58,003 | $67,560 | -$9,557 | $236,333 | $0 | $236,333 |
| December 31, 2024 | 990-EZ | $55,643 | $64,189 | -$8,546 | $245,890 | $0 | $245,890 |
| December 31, 2023 | 990-EZ | $59,591 | $56,021 | $3,570 | $255,515 | $1,079 | $254,436 |
Financial details: 990-EZ for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $27,034
- Membership dues
- $18,275
- Investment income
- $1,332
- Net income from fundraising events
- $11,362
Expenses
- Grants and similar amounts paid
- $14,250
- Compensation of officers, directors and key employees
- $0
- Salaries, compensation and benefits (total)
- $20,245
- Professional fees and payments to contractors
- $3,251
- Occupancy
- $7,391
- Printing, publications and postage
- $4,290
- Other expenses
- $18,133
- Program services (functional)
- $42,231
Balance sheet and other
- Total assets, start of year
- $245,890
- Total assets, end of year
- $236,333
- Total liabilities, end of year
- $0
- Net assets, end of year
- $236,333
- Cash, savings and investments
- $54,568
- Land and buildings
- $181,765
- Gross receipts
- $65,162
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.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| ROBERT HUNDHAUSEN | DIRECTOR | 0.77 | $0 |
| JOSEPH JACQUINOT | PRESIDENT | 1.69 | $0 |
| DIANNE JENTZ | TREASURER | 2.44 | $0 |
| GENE WEBER | DIRECTOR | 5.87 | $0 |
| MICHAEL PENN | DIRECTOR | 0.4 | $0 |
| ROBIN FATZINGER | DIRECTOR | 1.63 | $0 |
| STEVEN FROMADER | DIRECTOR | 2.33 | $0 |
| BRIAN LAUFENBERG | VICE PRESIDENT | 0.81 | $0 |
| DAVE CARNAHAN | DIRECTOR | 2.57 | $0 |
| AMANDA ZBILSKI-KROLL | DIRECTOR | 0.36 | $0 |
| ALYSSA SCHAEFFER | DIRECTOR | 0.25 | $0 |
| TROY RUEGSEGGER | DIRECTOR | 0.25 | $0 |
990-EZ for the year ended December 31, 2024: 12 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| ROBERT HUNDHAUSEN | DIRECTOR | 0.8 | $0 |
| JOSEPH JACQUINOT | PRESIDENT | 1.5 | $0 |
| DIANNE JENTZ | TREASURER | 3.3 | $0 |
| GENE WEBER | DIRECTOR | 2.3 | $0 |
| MICHAEL PENN | DIRECTOR | 0.3 | $0 |
| ROBIN FATZINGER | DIRECTOR | 1.6 | $0 |
| STEVEN FROMADER | DIRECTOR | 2.6 | $0 |
| BRIAN LAUFENBERG | VICE PRESIDENT | 1 | $0 |
| ROBERT GATES | SECRETARY | 4 | $0 |
| JAMIE KLEIN | DIRECTOR | 0.25 | $0 |
| DAVE CARNAHAN | DIRECTOR | 1.75 | $0 |
| KEVIN PODSTAWA | DIRECTOR | 0.7 | $0 |
990-EZ for the year ended December 31, 2023: 12 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| ROBERT HUNDHAUSEN | PAST PRESIDENT | 1.7 | $0 |
| JOSEPH JACQUINOT | PRESIDENT | 1.9 | $0 |
| DIANNE JENTZ | TREASURER | 3 | $0 |
| GENE WEBER | DIRECTOR | 1.5 | $0 |
| MICHAEL PENN | DIRECTOR | 1 | $0 |
| ROBIN FATZINGER | DIRECTOR | 1.3 | $0 |
| STEVEN FROMADER | DIRECTOR | 2.15 | $0 |
| BRIAN LAUFENBERG | VICE PRESIDENT | 1.5 | $0 |
| ROBERT GATES | SECRETARY | 2.3 | $0 |
| JAMIE KLEIN | DIRECTOR | 0.2 | $0 |
| DAVE CARNAHAN | DIRECTOR | 1.6 | $0 |
| KEVIN PODSTAWA | DIRECTOR | 1 | $0 |
Address and contacts
- Address (IRS master file)
- PO BOX 302, PLATTEVILLE, WI 53818-0302
- In care of
- % DIANNE JENTZ
- Signed the 990-EZ
- DIANNE JENTZ, TREASURER
- Phone
- (608) 348-4284
- Website
- WWW.PLATTEVILLEARBORETUM.ORG
- Return prepared by
- HONKAMP PC
Mission
CREATE & MAINTAIN A COMMUNITY-BASED ARBORETUM FOR THE PURPOSE OF EDUCATION, RECREATION, CONSERVATION AND TO ENCOURAGE COOPERATION WITHIN THE COMMUNITY.
Program accomplishments
- CREATE AND MAINTAIN A COMMUNITY ARBORETUM FOR THE PURPOSE OF EDUCATION, RECREATION, CONSERVATION, AND TO ENCOURAGE COOPERATION WITHIN THE COMMUNITY.Expenses $42,231
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 year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | 990-EZ on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990-EZ on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990-EZ on file |
IRS record
- EIN
- 20-1303033
- 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
- 2005
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Environment (C41)
- Assets (IRS master file)
- $236,333
- Income (IRS master file)
- $65,162
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-EZ | December 2025 | $58,003 | $67,560 | $236,333 | XML |
| 990-EZ | December 2024 | $55,643 | $64,189 | $245,890 | XML |
| 990-EZ | December 2023 | $59,591 | $56,021 | $255,515 | XML |
| 990-EZ | December 2022 | – | – | – | IRS |
| 990-EZ | December 2021 | – | – | – | IRS |
| 990-EZ | December 2020 | – | – | – | IRS |
| 990-EZ | December 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 20-1303033).
Questions about PLATTEVILLE COMMUNITY ARBORETUM INC
- What is the EIN of PLATTEVILLE COMMUNITY ARBORETUM INC?
- The employer identification number (EIN) of PLATTEVILLE COMMUNITY ARBORETUM INC is 20-1303033.
- Is PLATTEVILLE COMMUNITY ARBORETUM INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2005.
- Are donations to PLATTEVILLE COMMUNITY ARBORETUM INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does PLATTEVILLE COMMUNITY ARBORETUM 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 PLATTEVILLE COMMUNITY ARBORETUM 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 PLATTEVILLE COMMUNITY ARBORETUM 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 are the officers and directors of PLATTEVILLE COMMUNITY ARBORETUM INC?
- The 990-EZ for the year ended December 31, 2025 lists 12 people; 0 received compensation from the organization.
- How much revenue does PLATTEVILLE COMMUNITY ARBORETUM INC have?
- On its 990-EZ for the year ended December 31, 2025 it reported revenue of $58,003, expenses of $67,560 and total assets of $236,333 at year end.
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