Nonprofit · EIN 83-1644063
SINQUEFIELD CENTER FOR RESEARCH INC
Tax-exempt · SAINT LOUIS, MO 63108
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $5,045,130 | $5,079,718 | -$34,588 | $1,237,182 | $0 | $1,237,182 |
| December 31, 2024 | 990 | $5,140,056 | $9,367,272 | -$4,227,216 | $2,212,364 | $988,087 | $1,224,277 |
| December 31, 2023 | 990 | $15,054,991 | $11,341,933 | $3,713,058 | $5,451,493 | $0 | $5,451,493 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $5,000,000
- Program service revenue
- $0
- Investment income
- $45,130
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $5,065,831
- Salaries, compensation and benefits (total)
- $0
- Professional fundraising fees
- $0
- Legal fees
- $8,637
- Accounting fees
- $5,200
- Program services (functional)
- $5,065,831
- Management and general (functional)
- $13,887
Balance sheet and other
- Total assets, start of year
- $2,212,364
- Total assets, end of year
- $1,237,182
- Total liabilities, end of year
- $0
- Net assets, end of year
- $1,237,182
- Gross receipts
- $5,045,130
- Employees
- 0
- Volunteers
- 2
- Year formed
- 2018
- State of legal domicile
- MO
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 | From related orgs | Other / benefits |
|---|---|---|---|---|---|
| ELLEN BARNIDGE | SECRETARY/TREASURER Trustee or director, Officer | 0.8 | $0 | $314,294 | $14,251 |
| MICHAEL PODGURSKY | PRESIDENT Trustee or director, Officer | 0.8 | $0 | $35,000 | $0 |
| JEANNE SINQUEFIELD | DIRECTOR Trustee or director | 0.8 | $0 | $0 | $0 |
| REX SINQUEFIELD | CHAIRPERSON Trustee or director | 0.8 | $0 | $0 | $0 |
990 for the year ended December 31, 2024: 5 people
| Name | Title | Hours / week | Compensation | From related orgs | Other / benefits |
|---|---|---|---|---|---|
| ELLEN BARNIDGE | SECRETARY/TREASURER - BEGAN 05/2024 Trustee or director, Officer | 0.8 | $0 | $237,016 | $15,034 |
| KENNETH OLLIFF | SECRETARY/TREASURER - END 05/2024 Trustee or director, Officer | 0.8 | $0 | $218,469 | $29,288 |
| MICHAEL PODGURSKY | PRESIDENT Trustee or director, Officer | 0.8 | $0 | $32,084 | $0 |
| JEANNE SINQUEFIELD | DIRECTOR Trustee or director | 0.8 | $0 | $0 | $0 |
| REX SINQUEFIELD | CHAIRPERSON Trustee or director | 0.8 | $0 | $0 | $0 |
990 for the year ended December 31, 2023: 4 people
| Name | Title | Hours / week | Compensation | From related orgs | Other / benefits |
|---|---|---|---|---|---|
| KENNETH OLLIFF | SECRETARY/TREASURER Trustee or director, Officer | 0.8 | $0 | $314,717 | $46,120 |
| MICHAEL PODGURSKY | PRESIDENT Trustee or director, Officer | 0.8 | $0 | $69,070 | $0 |
| JEANNE SINQUEFIELD | DIRECTOR Trustee or director | 0.8 | $0 | $0 | $0 |
| REX SINQUEFIELD | CHAIRPERSON Trustee or director | 0.8 | $0 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- PO BOX 4947, SAINT LOUIS, MO 63108-0947
- In care of
- % KENNETH OLLIFF
- Principal officer (990 for 2025)
- REX SINQUEFIELD, 325 Euclid PO Box 4947, St Louis, MO 63108
- Signed the 990
- REX SINQUEFIELD, CHAIRPERSON
- Phone
- (636) 532-7824
- Return prepared by
- Forvis Mazars LLP
Mission
TO SUPPORT THE RESEARCH FUNCTIONS AND OPERATIONS AT SAINT LOUIS UNIVERSITY IN ORDER TO IMPROVE THEIR ACADEMIC STANDING IN VARIOUS ACADEMIC RANKING SYSTEMS.
Program accomplishments
- PROVIDED DISTRIBUTIONS TO ACADEMIC RESEARCHERS IDENTIFIED BY SAINT LOUIS UNIVERSITY RESEARCH DEPARTMENT.Expenses $5,065,831 · grants $5,065,831
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 on file |
IRS record
- EIN
- 83-1644063
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Supporting organization, Type III functionally integrated
- Donations deductible (Pub 78)
- Supporting organization, 50% limit
- Exempt since
- 2018
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Education (B11)
- Assets (IRS master file)
- $1,237,182
- Income (IRS master file)
- $5,045,130
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $5,045,130 | $5,079,718 | $1,237,182 | XML |
| 990 | December 2024 | $5,140,056 | $9,367,272 | $2,212,364 | IRS |
| 990 | December 2023 | $15,054,991 | $11,341,933 | $5,451,493 | XML |
| 990 | December 2022 | $0 | $7,318,918 | $1,607,169 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990 | December 2018 | – | – | – | 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 83-1644063).
Questions about SINQUEFIELD CENTER FOR RESEARCH INC
- What is the EIN of SINQUEFIELD CENTER FOR RESEARCH INC?
- The employer identification number (EIN) of SINQUEFIELD CENTER FOR RESEARCH INC is 83-1644063.
- Is SINQUEFIELD CENTER FOR RESEARCH INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2018.
- Are donations to SINQUEFIELD CENTER FOR RESEARCH INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Supporting organization, 50% limit).
- Which annual return does SINQUEFIELD CENTER FOR RESEARCH INC 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 SINQUEFIELD CENTER FOR RESEARCH INC 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 SINQUEFIELD CENTER FOR RESEARCH INC 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 SINQUEFIELD CENTER FOR RESEARCH INC?
- The 990 for the year ended December 31, 2025 names REX SINQUEFIELD.
- Who are the officers and directors of SINQUEFIELD CENTER FOR RESEARCH INC?
- The 990 for the year ended December 31, 2025 lists 4 people; 0 received compensation from the organization.
- How much revenue does SINQUEFIELD CENTER FOR RESEARCH INC have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $5,045,130, expenses of $5,079,718 and total assets of $1,237,182 at year end.
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