Nonprofit · EIN 20-5906148
PENA ADOBE HISTORICAL SOCIETY
Tax-exempt · VACAVILLE, CA 95688
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-EZ | $3,599 | $3,314 | $285 | $7,295 | $0 | $7,295 |
| December 31, 2024 | 990-EZ | $4,106 | $3,769 | $337 | $7,010 | $0 | $7,010 |
| December 31, 2023 | 990-EZ | $3,251 | $3,797 | -$546 | $6,673 | $0 | $6,673 |
Financial details: 990-EZ for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $3,579
- Program service revenue
- $0
- Investment income
- $0
- Net income from sales of inventory
- $20
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $0
- Salaries, compensation and benefits (total)
- $0
- Professional fees and payments to contractors
- $150
- Printing, publications and postage
- $596
- Other expenses
- $2,568
- Program services (functional)
- $2,715
Balance sheet and other
- Total assets, start of year
- $7,010
- Total assets, end of year
- $7,295
- Total liabilities, end of year
- $0
- Net assets, end of year
- $7,295
- Cash, savings and investments
- $7,295
- Gross receipts
- $3,599
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 |
|---|---|---|---|
| Mary Kanouff | President/Treasurer | 11 | $0 |
| James Tunstall | Vice President | 7 | $0 |
| Ian Thompson | Historiann | 0.5 | $0 |
| Armando Perez | Director | 4 | $0 |
| Darlene Stewart | Director | 3 | $0 |
| Toni Staniewicz | Director | 0.5 | $0 |
990-EZ for the year ended December 31, 2024: 7 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Mary Kanouff | President | 10 | $0 |
| Greg Schwei | Vice President | 1.75 | $0 |
| Cecelia Pena | Treasurer | 7.5 | $0 |
| Ian Thompson | Historian | 0.5 | $0 |
| Armando Perez | Director | 4 | $0 |
| Toni Staniewicz | Director | 0 | $0 |
| Darlene Stewart | Director | 4.25 | $0 |
990-EZ for the year ended December 31, 2023: 7 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Mary Kanouff | President | 9 | $0 |
| Greg Schwei | Vice President | 0.25 | $0 |
| Cecelia Pena | Treasurer | 9 | $0 |
| Ian Thompson | Historian | 0.25 | $0 |
| Armando Perez | Director | 3 | $0 |
| Toni Staniewicz | Director | 0.25 | $0 |
| Darlene Stewart | Director | 2 | $0 |
Address and contacts
- Address (IRS master file)
- 618 E MAIN ST, VACAVILLE, CA 95688-3933
- In care of
- % MARY LEE KANOUFF
- Mailing address (990-N for 2018)
- 618 East Main Street, Vacaville CA 95688
- Principal officer (990-N for 2018)
- Mary Kanouff, 618 East Main Street, Vacaville CA 95688
- Signed the 990-EZ
- Mary Kanouff, President
- Phone
- (707) 447-0518
- Website
- www.penaadobe.org
California records
California keeps its own records of charities and corporations. Search them by EIN 20-5906148 or by the name PENA ADOBE HISTORICAL SOCIETY.
- Attorney General, Registry of Charities and Fundraisers
- Registration status and filed reports (CT-TR-1, RRF-1)
- Secretary of State, bizfile Online
- Corporation status, entity number, agent for service
- Franchise Tax Board
- Entity status letter (state tax exemption, good standing)
Mission
Preserve and provide educational programs about the history of the Pena Adobe, California State Historic Landmark #534.
Program accomplishments
- Hosted four school field trips and seven open house events at Pena Adobe Park, April - November attended by 1343 visitors.Expenses $2,168
- Conducted educational programs each Wednesday from June 11 - August 6 with the City of Vacaville's Camp Adobe Summer Program at the Pena Adobe Park with special attention to local history for a total of 435 children grades 1-6.Expenses $311
- Collected, preserved, researched, maintained exhibits, educated and managed historical and cultural artifacts in the Mowers-Goheen Museum at Pena Adobe Park to engage and inform the public of local history.Expenses $236
What it must file and when
IRS records say it files Form 990-N (e-Postcard). Gross receipts normally $50,000 or less. 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
- 20-5906148
- 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
- 2007
- Accounting year ends
- December
- Files
- Form 990-N (e-Postcard)
- Category (NTEE)
- Arts, culture and humanities (A80)
- Assets (IRS master file)
- $7,295
- Income (IRS master file)
- $3,599
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-EZ | December 2025 | $3,599 | $3,314 | $7,295 | IRS |
| 990-EZ | December 2024 | $4,106 | $3,769 | $7,010 | IRS |
| 990-EZ | December 2023 | $3,251 | $3,797 | $6,673 | XML |
| 990-EZ | December 2022 | – | – | – | IRS |
| 990-EZ | December 2021 | – | – | – | IRS |
| 990-N for 2018 Officer: Mary Kanouff | December 31, 2018 | ≤ $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 20-5906148).
Questions about PENA ADOBE HISTORICAL SOCIETY
- What is the EIN of PENA ADOBE HISTORICAL SOCIETY?
- The employer identification number (EIN) of PENA ADOBE HISTORICAL SOCIETY is 20-5906148.
- Is PENA ADOBE HISTORICAL SOCIETY tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2007.
- Are donations to PENA ADOBE HISTORICAL SOCIETY tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does PENA ADOBE HISTORICAL SOCIETY file?
- Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
- When is the next return of PENA ADOBE HISTORICAL SOCIETY 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 PENA ADOBE HISTORICAL SOCIETY last file with the IRS?
- The latest return in the IRS public files is the 990-EZ for the year ended December 2025.
- Who is the principal officer of PENA ADOBE HISTORICAL SOCIETY?
- The 990-N for 2018 names Mary Kanouff.
- Who are the officers and directors of PENA ADOBE HISTORICAL SOCIETY?
- The 990-EZ for the year ended December 31, 2025 lists 6 people; 0 received compensation from the organization.
- How much revenue does PENA ADOBE HISTORICAL SOCIETY have?
- On its 990-EZ for the year ended December 31, 2025 it reported revenue of $3,599, expenses of $3,314 and total assets of $7,295 at year end.
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