Nonprofit · EIN 91-1621459
NEUDORFER FOUNDATION
Tax-exempt · FOUNTAIN HLS, AZ 85268
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-PF | $33,763 | $46,612 | -$12,849 | $621,533 | $0 | $621,533 |
| December 31, 2024 | 990-PF | $64,749 | $41,017 | $23,732 | $634,382 | $0 | $634,382 |
| December 31, 2023 | 990-PF | $56,772 | $40,381 | $16,391 | $610,650 | $0 | $610,650 |
Financial details: 990-PF for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $14,000
- Dividends
- $18,896
- Interest
- $867
Expenses
- Grants and similar amounts paid
- $43,649
- Disbursements for charitable purposes
- $43,649
- Excise tax on investment income
- $275
Balance sheet and other
- Total assets, start of year
- $634,382
- Total assets, end of year
- $621,533
- Total liabilities, end of year
- $0
- Net assets, end of year
- $621,533
- Fair market value of assets
- $1,032,017
- Qualifying distributions
- $43,649
- Net investment income
- $19,763
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-PF for the year ended December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| WILLIAM C NEUDORFER 13043 NORTH RYAN WAY, FOUNTAIN HILLS, AZ 85268 | FOUNDATION MGR | 1 | $0 |
| MARGARET E NEUDORFER 13043 NORTH RYAN WAY, FOUNTAIN HILLS, AZ 85268 | FOUNDATION MGR | 1 | $0 |
990-PF for the year ended December 31, 2024: 2 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| WILLIAM C NEUDORFER 13043 NORTH RYAN WAY, FOUNTAIN HILLS, AZ 85268 | FOUNDATION MGR | 1 | $0 |
| MARGARET E NEUDORFER 13043 NORTH RYAN WAY, FOUNTAIN HILLS, AZ 85268 | FOUNDATION MGR | 1 | $0 |
990-PF for the year ended December 31, 2023: 2 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| WILLIAM C NEUDORFER 1326 - 42ND SW, SEATTLE, WA 981161702 | FOUNDATION MGR | 1 | $0 |
| MARGARET E NEUDORFER 1326 - 46TH SW, SEATTLE, WA 98116 | FOUNDATION MGR | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 13043 N RYAN WAY, FOUNTAIN HLS, AZ 85268-3958
- In care of
- % WILLIAM C NEUDORFER
- Signed the 990-PF
- WILLIAM C NEUDORFER, FOUNDATION MGR
- Phone
- (206) 938-5422
- Return prepared by
- Geddes Chucka PLLC
What it must file and when
IRS records say it files Form 990-PF. Private foundations file every year. 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-PF on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990-PF on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990-PF on file |
IRS record
- EIN
- 91-1621459
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Private non-operating foundation
- Donations deductible (Pub 78)
- Private foundation, 30% limit
- Exempt since
- 1995
- Accounting year ends
- December
- Files
- Form 990-PF
- Category (NTEE)
- Philanthropy, voluntarism and grantmaking foundations (T20Z)
- Assets (IRS master file)
- $621,533
- Income (IRS master file)
- $33,763
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-PF | December 2025 | $33,763 | $46,612 | $621,533 | XML |
| 990-PF | December 2024 | $64,749 | $41,017 | $634,382 | IRS |
| 990-PF | December 2023 | $56,772 | $40,381 | $610,650 | XML |
| 990-PF | December 2022 | – | – | – | IRS |
| 990-PF | December 2021 | – | – | – | IRS |
| 990-PF | 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 91-1621459).
Questions about NEUDORFER FOUNDATION
- What is the EIN of NEUDORFER FOUNDATION?
- The employer identification number (EIN) of NEUDORFER FOUNDATION is 91-1621459.
- Is NEUDORFER FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1995.
- Are donations to NEUDORFER FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
- Which annual return does NEUDORFER FOUNDATION file?
- Form 990-PF. Private foundations file every year.
- When is the next return of NEUDORFER FOUNDATION 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 NEUDORFER FOUNDATION last file with the IRS?
- The latest return in the IRS public files is the 990-PF for the year ended December 2025.
- Who are the officers and directors of NEUDORFER FOUNDATION?
- The 990-PF for the year ended December 31, 2025 lists 2 people; 0 received compensation from the organization.
- How much revenue does NEUDORFER FOUNDATION have?
- On its 990-PF for the year ended December 31, 2025 it reported revenue of $33,763, expenses of $46,612 and total assets of $621,533 at year end.
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