Nonprofit · EIN 85-0505387
OAK FOUNDATION INC
Tax-exempt · STONY BROOK, NY 11790
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| March 31, 2026 | 990-PF | $11,088 | $25,520 | -$14,432 | $45,163 | $0 | $45,163 |
Financial details: 990-PF for the year ended March 31, 2026
Revenue
- Contributions, gifts and grants
- $9,568
- Dividends
- $1,520
Expenses
- Grants and similar amounts paid
- $15,000
- Disbursements for charitable purposes
- $25,520
Balance sheet and other
- Total assets, start of year
- $63,648
- Total assets, end of year
- $45,163
- Total liabilities, end of year
- $0
- Net assets, end of year
- $45,163
- Fair market value of assets
- $45,166
- Qualifying distributions
- $25,520
- Net investment income
- $1,865
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 March 31, 2026, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Elaine Chang 17 Botany lane, Stony Brook, NY 11790 | Chairman | 20 | $0 |
| Imin Kao 17 BOTANY LANE, STONY BROOK, NY 11790 | Director | 0 | $0 |
| Weetin Kao 2111 welch st A119, Houston, TX 77019 | Director | 0 | $0 |
| Jonathan Kao 10633 wilkin ave apt4, Los angeles, CA 90024 | Director | 0 | $0 |
Address and contacts
- Address (IRS master file)
- 17 BOTANY LN, STONY BROOK, NY 11790-2519
- In care of
- % ELAINE CHANG
- Signed the 990-PF
- ELAINE CHANG, Chairman
- Phone
- (631) 246-8114
What it must file and when
IRS records say it files Form 990-PF. Private foundations file every year. Its accounting year ends in March, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | March 31, 2026 | August 17, 2026 | 990-PF on file |
| 2024 | March 31, 2025 | August 15, 2025 | 990-PF on file |
| 2023 | March 31, 2024 | August 15, 2024 | 990-PF on file |
IRS record
- EIN
- 85-0505387
- 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
- 2020
- Accounting year ends
- March
- Files
- Form 990-PF
- Category (NTEE)
- Philanthropy, voluntarism and grantmaking foundations (T22)
- Assets (IRS master file)
- $45,163
- Income (IRS master file)
- $11,088
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-PF | March 2026 | – | – | – | IRS |
| 990-PF | March 2025 | – | – | – | IRS |
| 990-PF | March 2024 | $14,449 | $8,791 | $48,371 | IRS |
| 990-PF | March 2023 | – | – | – | IRS |
| 990-PF | March 2022 | – | – | – | IRS |
| 990-PF | March 2021 | – | – | – | IRS |
990-N: the IRS publishes only the latest e-Postcard per organization; earlier years appear here as 990.tax collects the monthly files. 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.
Questions about OAK FOUNDATION INC
- What is the EIN of OAK FOUNDATION INC?
- The employer identification number (EIN) of OAK FOUNDATION INC is 85-0505387.
- Is OAK FOUNDATION INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2020.
- Are donations to OAK FOUNDATION INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
- Which annual return does OAK FOUNDATION INC file?
- Form 990-PF. Private foundations file every year.
- When is the next return of OAK FOUNDATION INC due?
- The return for tax year 2026 (the year ending March 31, 2027) is due August 16, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did OAK FOUNDATION INC last file with the IRS?
- The latest return in the IRS public files is the 990-PF for the year ended March 2026.
- Who are the officers and directors of OAK FOUNDATION INC?
- The 990-PF for the year ended March 31, 2026 lists 4 people; 0 received compensation from the organization.
- How much revenue does OAK FOUNDATION INC have?
- On its 990-PF for the year ended March 31, 2026 it reported revenue of $11,088, expenses of $25,520 and total assets of $45,163 at year end.
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