Nonprofit · EIN 88-2128808
CORTICALDEVELOPMENT INC
Tax-exempt · MILL VALLEY, CA 94941
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| January 31, 2026 | 990-EZ | $22,469 | $3,438 | $19,031 | $39,914 | – | $39,914 |
| January 31, 2025 | 990-EZ | $20,000 | $0 | $20,000 | $20,883 | $0 | $20,883 |
| January 31, 2024 | 990-EZ | $0 | $0 | $0 | $0 | $0 | $0 |
Financial details: 990-EZ for the year ended January 31, 2026
Revenue
- Contributions, gifts and grants
- $22,469
Expenses
- Compensation of officers, directors and key employees
- $0
- Professional fees and payments to contractors
- $2,979
- Other expenses
- $459
- Program services (functional)
- $444
Balance sheet and other
- Total assets, start of year
- $20,883
- Total assets, end of year
- $39,914
- Total liabilities, end of year
- –
- Net assets, end of year
- $39,914
- Cash, savings and investments
- $39,914
- Gross receipts
- $22,469
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 January 31, 2026, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| ARNOLD KRIEGSTEIN | President | 5 | $0 |
| ZOLTAN MOLNAR | Vice President | 5 | $0 |
| GORD FISHELL | Treasurer | 5 | $0 |
| FLORA VACCARINO | Secretary | 5 | $0 |
990-EZ for the year ended January 31, 2025: 4 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| ARNOLD KRIEGSTEIN | PRESIDENT | 5 | $0 |
| ZOLTAN MOLNAR | VICE PRESIDENT | 5 | $0 |
| GORD FISHELL | TREASURER | 5 | $0 |
| FLORA VACCARINO | SECRETARY | 5 | $0 |
990-EZ for the year ended January 31, 2024: 4 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| ARNOLD KRIEGSTEIN | PRESIDENT | 5 | $0 |
| ZOLTAN MOLNAR | VICE PRESIDENT | 5 | $0 |
| GORD FISHELL | TREASURER | 5 | $0 |
| FLORA VACCARINO | SECRETARY | 5 | $0 |
Address and contacts
- Address (IRS master file)
- 173 MARGUERITE AVE, MILL VALLEY, CA 94941-1070
- Signed the 990-EZ
- ARNOLD KRIEGSTEIN, President
- Phone
- (203) 919-1690
- Return prepared by
- George Dimov CPA
California records
California keeps its own records of charities and corporations. Search them by EIN 88-2128808 or by the name CORTICALDEVELOPMENT INC.
- 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
RAISE AND DISTRIBUTE FUNDS TO SUPPORT AN INTERNATIONAL SCIENTIFIC MEETING HELD EVERY TWO TO THREE YEARS FOCUSED ON BRAIN DEVELOPMENT AND NEURODEVELOPMENTAL DISORDERS
Program accomplishments
- To raise and distribute funds for international scientific meetings on brain developmentExpenses $444
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 January, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | January 31, 2026 | June 15, 2026 | 990-EZ on file |
| 2024 | January 31, 2025 | June 16, 2025 | 990-EZ on file |
| 2023 | January 31, 2024 | June 17, 2024 | 990-EZ on file |
IRS record
- EIN
- 88-2128808
- 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
- 2022
- Accounting year ends
- January
- Files
- Form 990-N (e-Postcard)
- Category (NTEE)
- Medical research (H11)
- Assets (IRS master file)
- $39,914
- Income (IRS master file)
- $22,469
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-EZ | January 2026 | $22,469 | $3,438 | $39,914 | IRS |
| 990-EZ | January 2025 | $20,000 | $0 | $20,883 | IRS |
| 990-EZ | January 2024 | $0 | $0 | $0 | XML |
| 990-EZ | January 2023 | – | – | – | 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 88-2128808).
Questions about CORTICALDEVELOPMENT INC
- What is the EIN of CORTICALDEVELOPMENT INC?
- The employer identification number (EIN) of CORTICALDEVELOPMENT INC is 88-2128808.
- Is CORTICALDEVELOPMENT INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2022.
- Are donations to CORTICALDEVELOPMENT INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does CORTICALDEVELOPMENT INC file?
- Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
- When is the next return of CORTICALDEVELOPMENT INC due?
- The return for tax year 2026 (the year ending January 31, 2027) is due June 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did CORTICALDEVELOPMENT INC last file with the IRS?
- The latest return in the IRS public files is the 990-EZ for the year ended January 2026.
- Who are the officers and directors of CORTICALDEVELOPMENT INC?
- The 990-EZ for the year ended January 31, 2026 lists 4 people; 0 received compensation from the organization.
- How much revenue does CORTICALDEVELOPMENT INC have?
- On its 990-EZ for the year ended January 31, 2026 it reported revenue of $22,469, expenses of $3,438 and total assets of $39,914 at year end.
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