Nonprofit · EIN 06-6068580
MANSFIELD HISTORICAL SOCIETY INC
Tax-exempt · STORRS, CT 06268
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $110,260 | $70,080 | $40,180 | $2,516,486 | $0 | $2,516,486 |
| December 31, 2024 | 990 | $80,629 | $66,020 | $14,609 | $2,244,922 | $0 | $2,244,922 |
| December 31, 2023 | 990 | $127,835 | $60,280 | $67,555 | $2,060,396 | $0 | $2,060,396 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $21,615
- Membership dues
- $4,005
- Program service revenue
- $0
- Investment income
- $88,502
- Net gain from sales of assets
- $339
- Net income from sales of inventory
- $143
- Other revenue
- $143
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $45,364
- Salaries, compensation and benefits (total)
- $49,350
- Professional fundraising fees
- $0
- Occupancy
- $5,100
- Program services (functional)
- $57,868
- Management and general (functional)
- $12,212
Balance sheet and other
- Total assets, start of year
- $2,244,922
- Total assets, end of year
- $2,516,486
- Total liabilities, end of year
- $0
- Net assets, end of year
- $2,516,486
- Publicly traded securities
- $2,356,772
- Net assets without donor restrictions
- $2,516,486
- Gross receipts
- $110,260
- Employees
- 1
- Volunteers
- 40
- Year formed
- 1957
- State of legal domicile
- CT
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 |
|---|---|---|---|
| Ann Galonska | Museum Director Key employee, Highest-paid employee | 20 | $44,592 |
| David Landry | President Officer | 5 | $0 |
| Donna Clouette | Vice President Officer | 2 | $0 |
| Anne Greineder | Treasurer Officer | 5 | $0 |
| Stephanie Huber | Secretary Officer | 2 | $0 |
990 for the year ended December 31, 2024: 5 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Ann Galonska | Museum Director Key employee, Highest-paid employee | 20 | $42,468 |
| David Landry | President Officer | 5 | $0 |
| Donna Clouette | Vice President Officer | 2 | $0 |
| Anne Greineder | Treasurer Officer | 2 | $0 |
| Stephanie Huber | Secretary Officer | 2 | $0 |
990 for the year ended December 31, 2023: 5 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Ann Galonska | Museum Director Key employee, Highest-paid employee | 20 | $40,446 |
| David Landry | President Officer | 5 | $0 |
| Donna Clouette | Vice President Officer | 2 | $0 |
| Anne Greineder | Treasurer Officer | 2 | $0 |
| Stephanie Huber | Secretary Key employee | 2 | $0 |
Address and contacts
- Address (IRS master file)
- PO BOX 145, STORRS, CT 06268-0145
- Principal officer (990 for 2025)
- David Landry, 937 Storrs Rd, Storrs, CT 06268
- Signed the 990
- Anne Greineder, Treasurer
- Phone
- (860) 429-6575
- Website
- Mansfieldct-history.org
Mission
To educate the public about local history by presenting programs, operating and staffing a local history museum and library, and publishing local history literature.
Program accomplishments
- Local history museum. Expenses include salary and payroll taxes for museum director, office supplies, exhibit supplies and expenses. Revenue includes admissions to museum and programs.Expenses $54,727
- online and in-person history programs.Expenses $1,663
- publications/newsletters/book salesExpenses $1,478 · revenue $143
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
- 06-6068580
- 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
- 1962
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Assets (IRS master file)
- $2,516,486
- Income (IRS master file)
- $110,260
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $110,260 | $70,080 | $2,516,486 | XML |
| 990 | December 2024 | $80,629 | $66,020 | $2,244,922 | IRS |
| 990 | December 2023 | $127,835 | $60,280 | $2,060,396 | XML |
| 990 | December 2022 | $570,035 | $57,496 | $1,923,973 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | 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 06-6068580).
Questions about MANSFIELD HISTORICAL SOCIETY INC
- What is the EIN of MANSFIELD HISTORICAL SOCIETY INC?
- The employer identification number (EIN) of MANSFIELD HISTORICAL SOCIETY INC is 06-6068580.
- Is MANSFIELD HISTORICAL SOCIETY INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1962.
- Are donations to MANSFIELD HISTORICAL SOCIETY INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does MANSFIELD HISTORICAL 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 MANSFIELD HISTORICAL 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 MANSFIELD HISTORICAL SOCIETY 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 MANSFIELD HISTORICAL SOCIETY INC?
- The 990 for the year ended December 31, 2025 names David Landry.
- Who are the officers and directors of MANSFIELD HISTORICAL SOCIETY INC?
- The 990 for the year ended December 31, 2025 lists 5 people; 1 received compensation from the organization, the highest $44,592 (Ann Galonska, Museum Director).
- How much revenue does MANSFIELD HISTORICAL SOCIETY INC have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $110,260, expenses of $70,080 and total assets of $2,516,486 at year end.
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