Nonprofit · EIN 81-6014901
WORLD MUSEUM OF MINING INC
Tax-exempt · BUTTE, MT 59703
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $1,002,122 | $317,263 | $684,859 | $3,410,048 | $8,753 | $3,401,295 |
| December 31, 2024 | 990 | $524,974 | $268,740 | $256,234 | $2,726,951 | $10,515 | $2,716,436 |
| December 31, 2023 | 990 | $492,758 | $236,624 | $256,134 | $2,470,434 | $10,232 | $2,460,202 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $283,605
- of which government grants
- $157,803
- Membership dues
- $4,280
- Program service revenue
- $112,027
- Investment income
- $249,285
- Net gain from sales of assets
- $240,812
- Net income from fundraising events
- $38,767
- Net income from sales of inventory
- $57,838
- Other revenue
- $357,205
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $63,600
- Other salaries and wages
- $91,718
- Salaries, compensation and benefits (total)
- $172,821
- Professional fundraising fees
- $0
- Accounting fees
- $5,713
- Occupancy
- $15,112
- Program services (functional)
- $225,433
- Management and general (functional)
- $91,830
Balance sheet and other
- Total assets, start of year
- $2,726,951
- Total assets, end of year
- $3,410,048
- Total liabilities, end of year
- $8,753
- Net assets, end of year
- $3,401,295
- Land, buildings and equipment
- $2,215,602
- Net assets without donor restrictions
- $3,401,295
- Gross receipts
- $1,066,044
- Employees
- 18
- Volunteers
- 0
- Year formed
- 1965
- State of legal domicile
- MT
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 |
|---|---|---|---|
| JEANETTE WELBORN-KOPF | MUSEUM DIRECTOR Trustee or director | 40 | $63,600 |
| DAVE STRATTON | BOARD MEMBER Trustee or director | 1.5 | $0 |
| KATE MCCOURT | BSB COUNTY REP Trustee or director | 1.5 | $0 |
| JONATHAN HOOVER | BOARD MEMBER Trustee or director | 1.5 | $0 |
| DAN CALLAHAN | BSB COUNTY REP Trustee or director | 1.5 | $0 |
| RANDY WEDLAKE | BOARD MEMBER Trustee or director | 1.5 | $0 |
| LOGAN DUDDING | PRESIDENT Officer | 3 | $0 |
| SONYA ROSENTHAL | CO SECRETARY Officer | 2 | $0 |
| PHIL TELLING | VICE PRESIDENT Officer | 2 | $0 |
| ELIZABETH LARSON | TREASURER/CO SECRETARY Officer | 2 | $0 |
990 for the year ended December 31, 2024: 11 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| JEANETTE WELBORN-KOPF | MUSEUM DIRECTOR Trustee or director | 40 | $63,600 |
| DAVE STRATTON | BOARD MEMBER Trustee or director | 1.5 | $0 |
| KATE MCCOURT | BSB COUNTY REP Trustee or director | 1.5 | $0 |
| JONATHAN HOOVER | BOARD MEMBER Trustee or director | 1.5 | $0 |
| DAN CALLAHAN | BSB COUNTY REP Trustee or director | 1.5 | $0 |
| RANDY WEDLAKE | BOARD MEMBER Trustee or director | 1.5 | $0 |
| AYER SWARTZ | BOARD MEMBER Trustee or director | 1.5 | $0 |
| LOGAN DUDDING | PRESIDENT Officer | 3 | $0 |
| SONYA ROSENTHAL | CO SECRETARY Officer | 2 | $0 |
| PHIL TELLING | VICE PRESIDENT Officer | 2 | $0 |
| ELIZABETH LARSON | TREASURER/CO SECRETARY Officer | 2 | $0 |
990 for the year ended December 31, 2023: 11 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| JEANETTE WELBORN-KOPF | MUSEUM DIRECTOR Trustee or director | 40 | $52,523 |
| DAVE STRATTON | BOARD MEMBER Trustee or director | 1.5 | $0 |
| KATE MCCOURT | BSB COUNTY REP Trustee or director | 1.5 | $0 |
| JONATHAN HOOVER | BOARD MEMBER Trustee or director | 1.5 | $0 |
| DAN CALLAHAN | BSB COUNTY REP Trustee or director | 1.5 | $0 |
| RANDY WEDLAKE | BOARD MEMBER Trustee or director | 1.5 | $0 |
| MARK JOHNSTON | BOARD MEMBER Trustee or director | 1.5 | $0 |
| LOGAN DUDDING | PRESIDENT Officer | 3 | $0 |
| SONYA ROSENTHAL | CO SECRETARY Officer | 2 | $0 |
| PHIL TELLING | VICE PRESIDENT Officer | 2 | $0 |
| ELIZABETH LARSON | TREASURER/CO SECRETARY Officer | 2 | $0 |
Address and contacts
- Address (IRS master file)
- PO BOX 33, BUTTE, MT 59703-0033
- Principal officer (990 for 2025)
- ELIZABETH LARSON, 155 MUSEUM WAY, BUTTE, MT 59701
- Signed the 990
- ELIZABETH LARSON, TREASURER
- Phone
- (406) 723-7211
- Return prepared by
- NEWLAND AND COMPANY PC
Mission
NONE
Program accomplishments
- TO PRESERVE THE RICH HISTORICAL LEGACY OF MINING AND THE RELATED CULTURE OF BUTTE, MONTANA AND THE SURROUNDING REGION AND TO PROMOTE THIS SIGNIFICANT MINING HERITAGE BY EDUCATING THE PUBLIC WITH A PERSPECTIVE TOWARD TOTAL FAMILY INTERESTExpenses $225,433 · revenue $679,750
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 on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990 on file |
IRS record
- EIN
- 81-6014901
- 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
- 1965
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Arts, culture and humanities (A540)
- Assets (IRS master file)
- $3,410,048
- Income (IRS master file)
- $1,066,044
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $1,002,122 | $317,263 | $3,410,048 | XML |
| 990 | December 2024 | $524,974 | $268,740 | $2,726,951 | XML |
| 990 | December 2023 | $492,758 | $236,624 | $2,470,434 | XML |
| 990 | December 2022 | $398,109 | $212,694 | $2,213,616 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990 | December 2019 | – | – | – | IRS |
| 990 | 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 81-6014901).
Questions about WORLD MUSEUM OF MINING INC
- What is the EIN of WORLD MUSEUM OF MINING INC?
- The employer identification number (EIN) of WORLD MUSEUM OF MINING INC is 81-6014901.
- Is WORLD MUSEUM OF MINING INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1965.
- Are donations to WORLD MUSEUM OF MINING INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does WORLD MUSEUM OF MINING 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 WORLD MUSEUM OF MINING 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 WORLD MUSEUM OF MINING 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 WORLD MUSEUM OF MINING INC?
- The 990 for the year ended December 31, 2025 names ELIZABETH LARSON.
- Who are the officers and directors of WORLD MUSEUM OF MINING INC?
- The 990 for the year ended December 31, 2025 lists 10 people; 1 received compensation from the organization, the highest $63,600 (JEANETTE WELBORN-KOPF, MUSEUM DIRECTOR).
- How much revenue does WORLD MUSEUM OF MINING INC have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $1,002,122, expenses of $317,263 and total assets of $3,410,048 at year end.
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All nonprofits in BUTTE · Montana · Arts, culture and humanities