Nonprofit · EIN 84-3058470
ONE PLYMPTON PRESERVATION FOUNDATION INC
Tax-exempt · CAMBRIDGE, MA 02138
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| September 30, 2025 | 990 | $2,323,452 | $2,645,900 | -$322,448 | $2,566,652 | $426,516 | $2,140,136 |
| September 30, 2024 | 990 | $1,101,456 | $22,386 | $1,079,070 | $1,755,648 | $0 | $1,755,648 |
Financial details: 990 for the year ended September 30, 2025
Revenue
- Contributions, gifts and grants
- $2,213,991
- Program service revenue
- $0
- Investment income
- $109,461
- Net gain from sales of assets
- $1,900
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $0
- Salaries, compensation and benefits (total)
- $0
- Professional fundraising fees
- $0
- Legal fees
- $39,923
- Program services (functional)
- $2,619,837
- Management and general (functional)
- $26,063
Balance sheet and other
- Total assets, start of year
- $2,472,778
- Total assets, end of year
- $2,566,652
- Total liabilities, end of year
- $426,516
- Net assets, end of year
- $2,140,136
- Net assets without donor restrictions
- $1,371,081
- Net assets with donor restrictions
- $769,055
- Gross receipts
- $2,505,362
- Employees
- 0
- Volunteers
- 0
- Year formed
- 2019
- State of legal domicile
- MA
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 September 30, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Bartle B Bull | President Trustee or director, Officer | 2 | $0 |
| John PM Higgins | Treasurer Trustee or director, Officer | 2 | $0 |
| Scott B Paton | Clerk Trustee or director, Officer | 2 | $0 |
| Jon-Paul Couture | Director Trustee or director | 2 | $0 |
| Richard T Gilbane | Director Trustee or director | 2 | $0 |
990 for the year ended September 30, 2024: 5 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Bartle B Bull | President Trustee or director, Officer | 2 | $0 |
| John PM Higgins | Treasurer Trustee or director, Officer | 2 | $0 |
| Scott B Paton | Clerk Trustee or director, Officer | 2 | $0 |
| Jon-Paul Couture | Director Trustee or director | 2 | $0 |
| Richard T Gilbane | Director Trustee or director | 2 | $0 |
Address and contacts
- Address (IRS master file)
- 1 PLYMPTON ST, CAMBRIDGE, MA 02138-6605
- In care of
- % JOHN P M HIGGINS
- Mailing address (990-N for 2019)
- 1 Plympton St, Cambridge MA 02138
- Principal officer (990 for 2024)
- John PM Higgins, 14 York St Suite 301, Portland, ME 04101
- Principal officer (990-N for 2019)
- John PM Higgins, 30 Rams Head Road, Cape Elizabeth ME 04107
- Signed the 990
- John PM Higgins, Treasurer
- Phone
- (207) 775-7200
- Return prepared by
- Clearstead Trust
Mission
One Plympton Preservation Foudation, Inc. was created for the purposes of maintaining and improving the exterior of the historic building located at 1 Plympton Street, Cambridge, Massachusetts, in order to perpetuate the education of posterity with regard to architectural, historic and general culture.
Program accomplishments
- Preservation of historic building located at 1 Plympton Street.Expenses $2,619,837 · revenue $2,213,991
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 September, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | September 30, 2026 | February 16, 2027 | Not due yet |
| 2024 | September 30, 2025 | February 17, 2026 | 990 on file |
| 2023 | September 30, 2024 | February 18, 2025 | 990 on file |
IRS record
- EIN
- 84-3058470
- 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
- 2020
- Accounting year ends
- September
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Arts, culture and humanities (A80)
- Assets (IRS master file)
- $2,566,652
- Income (IRS master file)
- $2,505,362
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | September 2025 | $2,323,452 | $2,645,900 | $2,566,652 | XML |
| 990 | September 2024 | $1,101,456 | $22,386 | $1,755,648 | XML |
| 990 | September 2023 | $189,657 | $11,797 | $676,922 | IRS |
| 990 | September 2022 | $420,514 | $52,315 | $496,817 | IRS |
| 990-EZ | September 2021 | – | – | – | IRS |
| 990-N for 2019 Officer: John PM Higgins | September 30, 2020 | ≤ $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 84-3058470).
Questions about ONE PLYMPTON PRESERVATION FOUNDATION INC
- What is the EIN of ONE PLYMPTON PRESERVATION FOUNDATION INC?
- The employer identification number (EIN) of ONE PLYMPTON PRESERVATION FOUNDATION INC is 84-3058470.
- Is ONE PLYMPTON PRESERVATION FOUNDATION INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2020.
- Are donations to ONE PLYMPTON PRESERVATION FOUNDATION INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does ONE PLYMPTON PRESERVATION FOUNDATION 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 ONE PLYMPTON PRESERVATION FOUNDATION INC due?
- The return for tax year 2025 (the year ending September 30, 2026) is due February 16, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did ONE PLYMPTON PRESERVATION FOUNDATION INC last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended September 2025.
- Who is the principal officer of ONE PLYMPTON PRESERVATION FOUNDATION INC?
- The 990 for the year ended September 30, 2025 names John PM Higgins.
- Who are the officers and directors of ONE PLYMPTON PRESERVATION FOUNDATION INC?
- The 990 for the year ended September 30, 2025 lists 5 people; 0 received compensation from the organization.
- How much revenue does ONE PLYMPTON PRESERVATION FOUNDATION INC have?
- On its 990 for the year ended September 30, 2025 it reported revenue of $2,323,452, expenses of $2,645,900 and total assets of $2,566,652 at year end.
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