Nonprofit · EIN 43-1809268
SOCIETY FOR INSTITUTIONAL AND ORGANIZATIONAL ECONOMICS
Tax-exempt · WASHINGTON, DC 20052
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-EZ | $116,146 | $117,985 | -$1,839 | $136,979 | $0 | $136,979 |
| December 31, 2024 | 990-EZ | $138,713 | $128,842 | $9,871 | $138,818 | $0 | $138,818 |
| December 31, 2023 | 990-EZ | $93,225 | $144,724 | -$51,499 | $128,947 | $0 | $128,947 |
Financial details: 990-EZ for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $32,326
- Membership dues
- $570
- Program service revenue
- $83,250
- Investment income
- $0
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $0
- Salaries, compensation and benefits (total)
- $0
- Professional fees and payments to contractors
- $114,087
- Other expenses
- $3,898
- Program services (functional)
- $117,985
Balance sheet and other
- Total assets, start of year
- $138,818
- Total assets, end of year
- $136,979
- Total liabilities, end of year
- $0
- Net assets, end of year
- $136,979
- Cash, savings and investments
- $136,979
- Gross receipts
- $116,146
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 December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Pauline Grosjean | President | 4 | $0 |
| Federica Carugati | Secretary | 2 | $0 |
| Barak Richman | Treasurer | 1 | $0 |
| Maria Guadalupe | President Elect | 1 | $0 |
| Sascha Becker | 1st Vice President | 1 | $0 |
| Raffaella Sadun | 2nd Vice President | 1 | $0 |
| Talia Gillis | Board Member | 1 | $0 |
| Vasiliki Fouka | Board Member | 1 | $0 |
| Marta Reynal-Querol | Board Member | 1 | $0 |
| Hyunjin Kim | Board Membe | 1 | $0 |
| Sara Lowes | Board Member | 1 | $0 |
| Benjamin Marx | Board Member | 1 | $0 |
990-EZ for the year ended December 31, 2024: 14 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Scott Gehlbach | President | 4 | $0 |
| Federica Carugati | Secretary | 2 | $0 |
| Decio Coviello | Treasurer | 1 | $0 |
| Pauline Grosjean | President-Elect | 2 | $0 |
| Sascha Becker | 2nd Vice-President | 1 | $0 |
| Ruben Enikolopov | Board Member | 1 | $0 |
| Emily Sellars | Board Member | 1 | $0 |
| Catherine Thomas | Board Member | 1 | $0 |
| Jenna Bednar | Board Member | 1 | $0 |
| Jared Rubin | Board Member | 1 | $0 |
| Marta Troya-Martinez | Board Member | 1 | $0 |
| Marta Reynal-Querol | Board Member | 1 | $0 |
| Vasiliki Fouka | Board Member | 1 | $0 |
| Talia Gillis | Board Member | 1 | $0 |
990-EZ for the year ended December 31, 2023: 14 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Guido Friebel | President | 4 | $0 |
| Georgio Zanarone | Secretary | 4 | $0 |
| Decio Coviello | Treasurer | 2 | $0 |
| Scott Gehlbach | President-Elect | 4 | $0 |
| Ruben Enikolopov | Board Member | 2 | $0 |
| Nathan Nunn | Board Member | 1 | $0 |
| Mariana Prado | Board Member | 1 | $0 |
| Emily Sellars | Board Member | 2 | $0 |
| Catherine Thomas | Board Member | 2 | $0 |
| John Wallis | Board Member | 1 | $0 |
| Jenna Bednar | Board Member | 4 | $0 |
| Jared Rubin | Board Member | 4 | $0 |
| Marta Troya-Martinez | Board Member | 4 | $0 |
| Pauline Grosjean | 1st Vice-President | 4 | $0 |
Address and contacts
- Address (IRS master file)
- GWU LAW 2000 H STREET NW, WASHINGTON, DC 20052-0001
- In care of
- % JANET BERCOVITZ
- Signed the 990-EZ
- Barak Richman, Treasurer
- Phone
- (202) 993-2439
- Website
- www.sioe.org
Mission
Organize academic conferences and support academic research.
Program accomplishments
- Held conference on institutional and organizational economics in AustraliaExpenses $117,985
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-EZ on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990-EZ on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990-EZ on file |
IRS record
- EIN
- 43-1809268
- 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
- 1998
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Education (B99)
- Assets (IRS master file)
- $136,979
- Income (IRS master file)
- $116,146
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-EZ | December 2025 | $116,146 | $117,985 | $136,979 | XML |
| 990-EZ | December 2024 | $138,713 | $128,842 | $138,818 | XML |
| 990-EZ | December 2023 | $93,225 | $144,724 | $128,947 | XML |
| 990-EZ | December 2022 | – | – | – | IRS |
| 990-EZ | December 2021 | – | – | – | IRS |
| 990-EZ | December 2020 | – | – | – | 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 43-1809268).
Questions about SOCIETY FOR INSTITUTIONAL AND ORGANIZATIONAL ECONOMICS
- What is the EIN of SOCIETY FOR INSTITUTIONAL AND ORGANIZATIONAL ECONOMICS?
- The employer identification number (EIN) of SOCIETY FOR INSTITUTIONAL AND ORGANIZATIONAL ECONOMICS is 43-1809268.
- Is SOCIETY FOR INSTITUTIONAL AND ORGANIZATIONAL ECONOMICS tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1998.
- Are donations to SOCIETY FOR INSTITUTIONAL AND ORGANIZATIONAL ECONOMICS tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does SOCIETY FOR INSTITUTIONAL AND ORGANIZATIONAL ECONOMICS 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 SOCIETY FOR INSTITUTIONAL AND ORGANIZATIONAL ECONOMICS 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 SOCIETY FOR INSTITUTIONAL AND ORGANIZATIONAL ECONOMICS last file with the IRS?
- The latest return in the IRS public files is the 990-EZ for the year ended December 2025.
- Who are the officers and directors of SOCIETY FOR INSTITUTIONAL AND ORGANIZATIONAL ECONOMICS?
- The 990-EZ for the year ended December 31, 2025 lists 12 people; 0 received compensation from the organization.
- How much revenue does SOCIETY FOR INSTITUTIONAL AND ORGANIZATIONAL ECONOMICS have?
- On its 990-EZ for the year ended December 31, 2025 it reported revenue of $116,146, expenses of $117,985 and total assets of $136,979 at year end.
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