Nonprofit · EIN 27-1893276
SOUTHEASTERN WISCONSIN INVASIVE SPECIES CONSORTIUM INC
Tax-exempt · MILWAUKEE, WI 53224
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $311,076 | $253,782 | $57,294 | $85,055 | $0 | $85,055 |
| December 31, 2024 | 990-EZ | $106,081 | $139,712 | -$33,631 | $27,761 | $0 | $27,761 |
| December 31, 2023 | 990-EZ | $85,374 | $77,750 | $7,624 | $61,392 | $0 | $61,392 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $308,125
- of which government grants
- $279,193
- Membership dues
- $15,066
- Program service revenue
- $2,726
- Investment income
- $0
- Net income from sales of inventory
- $225
- Other revenue
- $225
Expenses
- Grants and similar amounts paid
- $21,650
- Compensation of officers, directors and key employees
- $0
- Salaries, compensation and benefits (total)
- $0
- Professional fundraising fees
- $0
- Program services (functional)
- $250,022
- Management and general (functional)
- $3,760
Balance sheet and other
- Total assets, start of year
- $27,761
- Total assets, end of year
- $85,055
- Total liabilities, end of year
- $0
- Net assets, end of year
- $85,055
- Net assets without donor restrictions
- $85,055
- Gross receipts
- $311,076
- Employees
- 0
- Volunteers
- 50
- Year formed
- 2010
- 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 December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| John Lunz | President Trustee or director | 1 | $0 |
| Mike Grisar | Vice President Trustee or director | 1 | $0 |
| James Reinartz | Treasurer Trustee or director | 3 | $0 |
| Samantha Schwarz | Secretary Trustee or director | 2 | $0 |
| Charles Ebert | Director Trustee or director | 1 | $0 |
| Scott Horzen | Director Trustee or director | 1 | $0 |
| Danielle Bell | Director Trustee or director | 1 | $0 |
| Chris Loebach | Director Trustee or director | 1 | $0 |
| Josh Schlicht | Director Trustee or director | 1 | $0 |
| Laurence Leitner | Director Trustee or director | 1 | $0 |
| Nick Nadelhoffer | Direstor Trustee or director | 1 | $0 |
| Amanda Schmitz | Director Trustee or director | 1 | $0 |
| Joanna Demas | Direstor Trustee or director | 1 | $0 |
990-EZ for the year ended December 31, 2024: 13 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| John Lunz | President | 1 | $0 |
| Mike Grisar | Vice President | 1 | $0 |
| James Reinartz | Treasurer | 3 | $0 |
| Samantha Schwarz | Secretary | 1 | $0 |
| Charles Ebert | Director | 1 | $0 |
| Scott Horzen | Director | 1 | $0 |
| Danielle Bell | Director | 1 | $0 |
| Chris Loebach | Director | 1 | $0 |
| Josh Schlicht | Director | 1 | $0 |
| Laurence Leitner | Director | 1 | $0 |
| Nick Nadelhoffer | Direstor | 1 | $0 |
| Amanda Schmitz | Director | 1 | $0 |
| Joanna Demas | Direstor | 1 | $0 |
990-EZ for the year ended December 31, 2023: 10 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| John Lunz | President | 2 | $0 |
| Mike Grisar | Vice President | 2 | $0 |
| James Reinartz | Treasurer | 3 | $0 |
| Samantha Kiser | Secretary | 2 | $0 |
| Charles Ebert | Director | 1 | $0 |
| Scott Horzen | Director | 1 | $0 |
| Danielle Bell | Director | 1 | $0 |
| Chris Loebach | Director | 1 | $0 |
| Ryan Wallin | Director | 1 | $0 |
| Laurence Leitner | Director | 1 | $0 |
Address and contacts
- Address (IRS master file)
- PO BOX 241842, MILWAUKEE, WI 53224-9039
- Principal officer (990 for 2025)
- James Reinartz, 360 Cedar Sauk Rd, West Bend, WI 53095
- Signed the 990
- James Reinartz, Treasurer
- Phone
- (262) 675-6318
- Website
- https://sewisc.org/
- 990-N for 2012 filed under this EIN
- Most likely by a chapter, club or affiliate (it says receipts are normally $50,000 or less). Officer: James A Reinartz, 3095 Blue Goose Rd, Saukville WI 53080. Mailing address: PO Box 241842, Milwaukee WI 53224. Website: sewisc.org
Mission
Public education about invasive species, control of invasive populations, and restoration of degraded plant communities
Program accomplishments
- Grants and expenditures for on-the-ground invasive species control projectsExpenses $248,664 · grants $21,650 · revenue $290,193
- Public education about invasive species, control of invasive populations, and restoration of degraded plant communitiesExpenses $1,358 · revenue $2,726
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 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
- 27-1893276
- 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
- 2010
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Environment (C30)
- Assets (IRS master file)
- $85,055
- Income (IRS master file)
- $311,076
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $311,076 | $253,782 | $85,055 | XML |
| 990-EZ | December 2024 | $106,081 | $139,712 | $27,761 | XML |
| 990-EZ | December 2023 | $85,374 | $77,750 | $61,392 | XML |
| 990-EZ | December 2022 | – | – | – | IRS |
| 990-EZ | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990-N for 2012 Officer: James A Reinartz Filed under this EIN, most likely by a chapter or affiliate | December 31, 2012 | ≤ $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 27-1893276).
Questions about SOUTHEASTERN WISCONSIN INVASIVE SPECIES CONSORTIUM INC
- What is the EIN of SOUTHEASTERN WISCONSIN INVASIVE SPECIES CONSORTIUM INC?
- The employer identification number (EIN) of SOUTHEASTERN WISCONSIN INVASIVE SPECIES CONSORTIUM INC is 27-1893276.
- Is SOUTHEASTERN WISCONSIN INVASIVE SPECIES CONSORTIUM INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2010.
- Are donations to SOUTHEASTERN WISCONSIN INVASIVE SPECIES CONSORTIUM INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does SOUTHEASTERN WISCONSIN INVASIVE SPECIES CONSORTIUM 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 SOUTHEASTERN WISCONSIN INVASIVE SPECIES CONSORTIUM 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 SOUTHEASTERN WISCONSIN INVASIVE SPECIES CONSORTIUM INC last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended December 2025.
- Who is the principal officer of SOUTHEASTERN WISCONSIN INVASIVE SPECIES CONSORTIUM INC?
- The 990 for the year ended December 31, 2025 names James Reinartz.
- Who are the officers and directors of SOUTHEASTERN WISCONSIN INVASIVE SPECIES CONSORTIUM INC?
- The 990 for the year ended December 31, 2025 lists 13 people; 0 received compensation from the organization.
- How much revenue does SOUTHEASTERN WISCONSIN INVASIVE SPECIES CONSORTIUM INC have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $311,076, expenses of $253,782 and total assets of $85,055 at year end.
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