Nonprofit · EIN 39-1418948
SOO LINE HISTORICAL AND TECHNICAL SOCIETY INC
Tax-exempt · APPLETON, WI 54914
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-EZ | $104,386 | $98,424 | $5,962 | $365,713 | – | $365,713 |
| December 31, 2024 | 990-EZ | $114,901 | $106,290 | $8,611 | $359,751 | – | $359,751 |
| December 31, 2023 | 990-EZ | $106,218 | $89,843 | $16,375 | $351,140 | – | $351,140 |
Financial details: 990-EZ for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $37,956
- Membership dues
- $27,790
- Investment income
- $4,617
- Net income from sales of inventory
- $5,308
- Other revenue
- $28,715
Expenses
- Grants and similar amounts paid
- $2,000
- Compensation of officers, directors and key employees
- $0
- Professional fees and payments to contractors
- $315
- Occupancy
- $15,525
- Printing, publications and postage
- $38,321
- Other expenses
- $42,263
- Program services (functional)
- $76,306
Balance sheet and other
- Total assets, start of year
- $359,751
- Total assets, end of year
- $365,713
- Total liabilities, end of year
- –
- Net assets, end of year
- $365,713
- Cash, savings and investments
- $227,557
- Land and buildings
- $119,939
- Gross receipts
- $112,497
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 |
|---|---|---|---|
| David Leider | Director - President | 4 | $0 |
| Joe Lallensack | Director - Vice President | 1 | $0 |
| Mike Grosko | Director - Secretary | 1 | $0 |
| Mike Polsgrove | Director - Webmaster | 1 | $0 |
| Luke Lemmens | Director - Social Media | 1 | $0 |
| Steve Miazga | Director | 1 | $0 |
| Mark Preussler | Director - Editor | 8 | $0 |
| Fred Firkus | Director - Membership | 5 | $0 |
| Roger Wurtzel | Director - Back issues | 1 | $0 |
| Dave Junkhan | Treasurer | 2 | $0 |
990-EZ for the year ended December 31, 2024: 10 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| David Leider | Director - President | 4 | $0 |
| Joe Lallensack | Director - Vice President | 1 | $0 |
| Mike Grosko | Director - Secretary | 1 | $0 |
| Mike Polsgrove | Director - Webmaster | 1 | $0 |
| Luke Lemmens | Director - Social Media | 1 | $0 |
| Steve Miazga | Director | 1 | $0 |
| Mark Preussler | Director - Editor | 8 | $0 |
| Fred Firkus | Director - Membership | 5 | $0 |
| Roger Wurtzel | Director - Back issues | 1 | $0 |
| Dave Junkhan | Treasurer | 2 | $0 |
990-EZ for the year ended December 31, 2023: 10 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| David Leider | Director - President | 4 | $0 |
| Joe Lallensack | Director - Vice President | 1 | $0 |
| Mike Grosko | Director - Secretary | 1 | $0 |
| Mike Polsgrove | Director - Webmaster | 1 | $0 |
| Luke Lemmens | Director - Social Media | 1 | $0 |
| Steve Miazga | Director | 1 | $0 |
| Mark Preussler | Director - Editor | 8 | $0 |
| Fred Firkus | Director - Membership | 5 | $0 |
| Roger Wurtzel | Director - Back issues | 1 | $0 |
| Dave Junkhan | Treasurer | 2 | $0 |
Address and contacts
- Address (IRS master file)
- 2124 N LOCUST ST, APPLETON, WI 54914-2326
- Signed the 990-EZ
- David J Leider, President
- Website
- www.sooline.org
- Return prepared by
- Gerald L Krug CPA SC
Mission
Education and research about the Soo Line Railroad.
Program accomplishments
- Publish quarterly magazine about the Soo Line Railroad.Expenses $38,321
- Maintain archives facility to facilitate research and protect Soo Line Railroad documents.Expenses $18,907
- Conduct annual convention for members to gather to learn about and experience the Soo Line RailroadExpenses $19,078
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
- 39-1418948
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (509(a)(2))
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 1982
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Assets (IRS master file)
- $365,713
- Income (IRS master file)
- $112,497
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-EZ | December 2025 | $104,386 | $98,424 | $365,713 | XML |
| 990-EZ | December 2024 | $114,901 | $106,290 | $359,751 | XML |
| 990-EZ | December 2023 | $106,218 | $89,843 | $351,140 | 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 39-1418948).
Questions about SOO LINE HISTORICAL AND TECHNICAL SOCIETY INC
- What is the EIN of SOO LINE HISTORICAL AND TECHNICAL SOCIETY INC?
- The employer identification number (EIN) of SOO LINE HISTORICAL AND TECHNICAL SOCIETY INC is 39-1418948.
- Is SOO LINE HISTORICAL AND TECHNICAL SOCIETY INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1982.
- Are donations to SOO LINE HISTORICAL AND TECHNICAL SOCIETY INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does SOO LINE HISTORICAL AND TECHNICAL 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 SOO LINE HISTORICAL AND TECHNICAL SOCIETY 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 SOO LINE HISTORICAL AND TECHNICAL SOCIETY 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 SOO LINE HISTORICAL AND TECHNICAL SOCIETY INC?
- The 990-EZ for the year ended December 31, 2025 lists 10 people; 0 received compensation from the organization.
- How much revenue does SOO LINE HISTORICAL AND TECHNICAL SOCIETY INC have?
- On its 990-EZ for the year ended December 31, 2025 it reported revenue of $104,386, expenses of $98,424 and total assets of $365,713 at year end.
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