Nonprofit · EIN 85-4079051
INTERNATIONAL FOXP1 FOUNDATION
Tax-exempt · CHADDS FORD, PA 19317
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $405,298 | $342,789 | $62,509 | $367,490 | $3,587 | $363,903 |
| December 31, 2024 | 990 | $339,333 | $229,022 | $110,311 | $291,034 | $0 | $291,034 |
| December 31, 2023 | 990-EZ | $145,384 | $49,852 | $95,532 | $171,410 | $0 | $171,410 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $359,909
- Program service revenue
- $0
- Investment income
- $0
- Net income from fundraising events
- $45,389
- Other revenue
- $45,389
Expenses
- Grants and similar amounts paid
- $196,792
- Other salaries and wages
- $29,792
- Salaries, compensation and benefits (total)
- $32,369
- Professional fundraising fees
- $0
- Accounting fees
- $4,770
- Travel
- $2,388
- Program services (functional)
- $296,591
- Management and general (functional)
- $40,835
- Fundraising (functional)
- $5,363
Balance sheet and other
- Total assets, start of year
- $291,034
- Total assets, end of year
- $367,490
- Total liabilities, end of year
- $3,587
- Net assets, end of year
- $363,903
- Gross receipts
- $416,173
- Employees
- 0
- Volunteers
- 0
- Year formed
- 2020
- State of legal domicile
- DE
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 for the year ended December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| CHERYL RICHT | CO-PRESIDENT Trustee or director, Officer | 5 | $0 |
| KARL WHITNEY | CO-FOUNDER & CO-PRESIDENT Trustee or director, Officer | 8 | $0 |
| KATHARINE MOWERY | VICE PRESIDENT Trustee or director, Officer | 1 | $0 |
| ADAM MOWERY | TREASURER Trustee or director, Officer | 2 | $0 |
| CHRIS SULLIVAN | SECRETARY Trustee or director, Officer | 4 | $0 |
| ADAM GELLER | CO-FOUNDER & MEMBER AT LARGE Trustee or director | 2 | $0 |
| GAIL CLARK | MEMBER AT LARGE Trustee or director | 10 | $0 |
| SAMIT DASGUPTA-DEPARTED AUG 2025 | MEMBER AT LARGE Trustee or director | 13 | $0 |
| CLAIRE PAVER | MEMBER AT LARGE Trustee or director | 10 | $0 |
| ERIC TARGON | MEMBER AT LARGE Trustee or director | 5 | $0 |
990 for the year ended December 31, 2024: 9 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| ADAM GELLER | CO-FOUNDER & CO-PRESIDENT Trustee or director, Officer | 2 | $0 |
| KARL WHITNEY | CO-FOUNDER & CO-PRESIDENT Trustee or director, Officer | 4 | $0 |
| KATHARINE MOWERY | VICE PRESIDENT Trustee or director, Officer | 1 | $0 |
| ADAM MOWERY | TREASURER Trustee or director, Officer | 2 | $0 |
| CHRIS SULLIVAN | SECRETARY Trustee or director, Officer | 4 | $0 |
| GAIL CLARK | MEMBER AT LARGE Trustee or director | 10 | $0 |
| SAMIT DASGUPTA | MEMBER AT LARGE Trustee or director | 13 | $0 |
| CAROLINE DURY | MEMBER AT LARGE Trustee or director | 0.5 | $0 |
| CHERYL RICHT | MEMBER AT LARGE Trustee or director | 4 | $0 |
990-EZ for the year ended December 31, 2023: 9 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| ADAM GELLER | CO-FOUNDER & CO-PRESIDENT | 2 | $0 |
| KARL WHITNEY | CO-FOUNDER & CO-PRESIDENT | 4 | $0 |
| KATHARINE MOWERY | VICE PRESIDENT | 1 | $0 |
| ADAM MOWERY | TREASURER | 2 | $0 |
| CHRIS SULLIVAN | SECRETARY | 4 | $0 |
| GAIL CLARK | MEMBER AT LARGE | 10 | $0 |
| SAMIT DASGUPTA | MEMBER AT LARGE | 13 | $0 |
| CAROLINE DURY | MEMBER AT LARGE | 0.5 | $0 |
| CHERYL RICHT | MEMBER AT LARGE | 4 | $0 |
Address and contacts
- Address (IRS master file)
- 10 HILLSPRING RD, CHADDS FORD, PA 19317-9357
- Mailing address (990-N for 2022)
- PO Box 846, Mendenhall PA 19357
- Principal officer (990 for 2025)
- KARL WHITNEY, PO BOX 164, HUDSONVILLE, MI 49426
- Principal officer (990-N for 2022)
- Katharine Mowery, 10 Hillspring Road, Chadds Ford PA 19317
- Signed the 990
- KARL WHITNEY, CO-PRESIDENT
- Phone
- (919) 491-7147
- Website
- https://www.foxp1.org/
- Return prepared by
- GUNNIP & COMPANY LLP
Mission
SUPPORT THOSE IMPACTED BY FOXP1 SYNDROME AND RAISE FUNDS FOR FURTHER RESEARCH INTO FOXP1 SYNDROME AND POSSIBLE TREATMENTS.
Program accomplishments
- FUNDED MULTIPLE RESEARCH PROJECTS TO VARIOUS ORGANIZATIONS TO FURTHER THE RESEARCH OF FOXP1 SYNDROME.Expenses $196,792 · grants $196,792
- HOSTED AN IN PERSON FAMILY AND RESEARCH CONFERENCE TO PROVIDE UPDATES ON SCIENTIFIC RESEARCH AND AN OPPORTUNITY FOR FAMILY MEMBERS TO CONNECT.Expenses $81,924
- Expenses $17,875
What it must file and when
IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. 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 on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990 on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990-EZ on file |
IRS record
- EIN
- 85-4079051
- 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
- 2021
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Medical research (H20)
- Assets (IRS master file)
- $367,490
- Income (IRS master file)
- $416,173
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $405,298 | $342,789 | $367,490 | IRS |
| 990 | December 2024 | $339,333 | $229,022 | $291,034 | IRS |
| 990-EZ | December 2023 | $145,384 | $49,852 | $171,410 | XML |
| 990-N for 2022 Officer: Katharine Mowery | December 31, 2022 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2020 Officer: Katharine Mowery | December 31, 2020 | ≤ $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 85-4079051).
Questions about INTERNATIONAL FOXP1 FOUNDATION
- What is the EIN of INTERNATIONAL FOXP1 FOUNDATION?
- The employer identification number (EIN) of INTERNATIONAL FOXP1 FOUNDATION is 85-4079051.
- Is INTERNATIONAL FOXP1 FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2021.
- Are donations to INTERNATIONAL FOXP1 FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does INTERNATIONAL FOXP1 FOUNDATION file?
- Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
- When is the next return of INTERNATIONAL FOXP1 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 INTERNATIONAL FOXP1 FOUNDATION last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended December 2025.
- Who is the principal officer of INTERNATIONAL FOXP1 FOUNDATION?
- The 990 for the year ended December 31, 2025 names KARL WHITNEY.
- Who are the officers and directors of INTERNATIONAL FOXP1 FOUNDATION?
- The 990 for the year ended December 31, 2025 lists 10 people; 0 received compensation from the organization.
- How much revenue does INTERNATIONAL FOXP1 FOUNDATION have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $405,298, expenses of $342,789 and total assets of $367,490 at year end.
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