Nonprofit · EIN 93-3096974
MATHLINE PROJECT
Also known as MATHLINE
Tax-exempt · WINCHESTER, CA 92596
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-PF | $0 | $5,216 | -$5,216 | $2,950 | $0 | $0 |
| December 31, 2024 | 990-PF | $3,000 | $4,407 | -$1,407 | $976 | $0 | $976 |
Financial details: 990-PF for the year ended December 31, 2025
Revenue
Expenses
- Grants and similar amounts paid
- $0
Balance sheet and other
- Total assets, start of year
- $976
- Total assets, end of year
- $2,950
- Total liabilities, end of year
- $0
- Net assets, end of year
- $0
- Fair market value of assets
- $7,950
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 |
|---|---|---|---|
| Long Zhang 31824 PEPPER TREE ST, WINCHESTER, CA 92596 | Chief Officer | 0 | $0 |
| Yi Fan 31824 PEPPER TREE ST, WINCHESTER, CA 92596 | Chief Accounting | 0 | $0 |
| Charles Zhang 31824 PEPPER TREE ST, WINCHESTER, CA 92596 | CEO | 0 | $0 |
990-PF for the year ended December 31, 2024: 3 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Long Zhang 31824 PEPPER TREE ST, WINCHESTER, CA 92596 | Chief Officer | 10 | $1 |
| Yi Fan 31824 PEPPER TREE ST, WINCHESTER, CA 92596 | Chief Accounting | 10 | $1 |
| Charles Zhang 31824 PEPPER TREE ST, WINCHESTER, CA 92596 | CEO | 20 | $0 |
Address and contacts
- Address (IRS master file)
- 31824 PEPPER TREE ST, WINCHESTER, CA 92596-8832
- In care of
- % LONG ZHANG
- Signed the 990-PF
- Long Zhang, Chief Officer
- Phone
- (951) 239-7957
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
- 93-3096974
- 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
- 2023
- Accounting year ends
- December
- Files
- Form 990-PF
- Category (NTEE)
- Education (B90)
- Assets (IRS master file)
- $2,950
- Income (IRS master file)
- $1
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-PF | December 2025 | – | – | – | IRS |
| 990-PF | December 2024 | – | – | – | IRS |
| 990-PF | December 2023 | – | – | – | 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 MATHLINE PROJECT
- What is the EIN of MATHLINE PROJECT?
- The employer identification number (EIN) of MATHLINE PROJECT is 93-3096974.
- Is MATHLINE PROJECT tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2023.
- Are donations to MATHLINE PROJECT tax-deductible?
- Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
- Which annual return does MATHLINE PROJECT file?
- Form 990-PF. Private foundations file every year.
- When is the next return of MATHLINE PROJECT 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 MATHLINE PROJECT 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 MATHLINE PROJECT?
- The 990-PF for the year ended December 31, 2025 lists 3 people; 0 received compensation from the organization.
- How much revenue does MATHLINE PROJECT have?
- On its 990-PF for the year ended December 31, 2025 it reported revenue of $0, expenses of $5,216 and total assets of $2,950 at year end.
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