Nonprofit · EIN 95-3217524
INTERNATIONAL INSTITUTE FOR MESOPOTAMIAN AREA STUDIES
Tax-exempt · NEWBURY PARK, CA 91320
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-EZ | $167,965 | $167,566 | $399 | $477,801 | $0 | $477,801 |
| December 31, 2024 | 990-EZ | $171,717 | $207,079 | -$35,362 | $477,402 | $0 | $477,402 |
| December 31, 2023 | 990 | $150,725 | $303,338 | -$152,613 | $512,764 | $0 | $512,764 |
Financial details: 990-EZ for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $154,035
- Program service revenue
- $0
- Investment income
- $13,930
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $61,725
- Compensation of officers, directors and key employees
- $0
- Salaries, compensation and benefits (total)
- $0
- Professional fees and payments to contractors
- $54,395
- Occupancy
- $3,587
- Printing, publications and postage
- $2,930
- Other expenses
- $44,929
- Program services (functional)
- $164,317
Balance sheet and other
- Total assets, start of year
- $477,402
- Total assets, end of year
- $477,801
- Total liabilities, end of year
- $0
- Net assets, end of year
- $477,801
- Cash, savings and investments
- $477,801
- Gross receipts
- $167,965
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 |
|---|---|---|---|
| Giorgio Buccellati | Trustee and Director | 30 | $0 |
| Ernestine S Elster | Trustee and Secretary | 1 | $0 |
| W Jack Kessler | Chairman of Board of Trustees | 2 | $0 |
| Alex Martin | Trustee | 2 | $0 |
| Martin Sheen | Trustee | 1 | $0 |
| Marilyn Kelly-Buccellati | Trustee | 1 | $0 |
| Allison Woram | Trustee | 1 | $0 |
| Abigail Kessler | Treasurer | 2 | $0 |
990-EZ for the year ended December 31, 2024: 9 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Federico Buccellati | Deputy Director | 10 | $2,600 |
| Giorgio Buccellati | Trustee and Director | 30 | $0 |
| Ernestine S Elster | Trustee and Secretary | 1 | $0 |
| W Jack Kessler | Chairman of Board of Trustees | 2 | $0 |
| Alex Martin | Trustee | 2 | $0 |
| Martin Sheen | Trustee | 1 | $0 |
| Marilyn Kelly-Buccellati | Trustee | 1 | $0 |
| Allison Woram | Trustee | 1 | $0 |
| Abigail Kessler | Treasurer | 1 | $0 |
990 for the year ended December 31, 2023: 9 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Federico Buccellati | Deputy Director Officer | 10 | $18,000 |
| Giorgio Buccellati | Trustee and Director Trustee or director | 30 | $0 |
| Ernestine S Elster | Trustee and Secretary Trustee or director, Officer | 1 | $0 |
| W Jack Kessler | Chairman of Board of Trustees Trustee or director, Officer | 2 | $0 |
| Alex Martin | Trustee Trustee or director | 2 | $0 |
| Martin Sheen | Trustee Trustee or director | 1 | $0 |
| Marilyn Kelly-Buccellati | Trustee Trustee or director | 1 | $0 |
| Allison Woram | Trustee Trustee or director | 1 | $0 |
| Abigail Kessler | Treasurer Officer | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 2560 VIA SIENA, NEWBURY PARK, CA 91320-3882
- Signed the 990-EZ
- William Kessler, Chairman
- Phone
- (805) 298-3532
- Website
- https://www.iimas.org/
California records
California keeps its own records of charities and corporations. Search them by EIN 95-3217524 or by the name INTERNATIONAL INSTITUTE FOR MESOPOTAMIAN AREA STUDIES.
- 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
Archaeology, history, and language scholarship.
Program accomplishments
- A grant to Associazione per la Valorizzazione dell-Archeologia e della Storia Antica for conservation and public archaeology at Tell Mozan, Syria, and other local conservation expenses. This year's grant included work on the Cybernetica Mesopotamic project sponsored in part by The International Balzan Prize Foundation.Expenses $61,725 · grants $61,725
- Scholarly research stipends for translation, writing, editing, and web publication of archaeological discoveries.Expenses $54,395
- Presentation of significant archaeological findings, methods, and scholarly publications at conferences and exhibits, including printing to the data from the ancient Near East). and shipping. Ongoing development of the Cybernetica Mesopotamica project (the application of electronic-based analysis).Expenses $48,197
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 on file |
IRS record
- EIN
- 95-3217524
- 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
- 1978
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Arts, culture and humanities (A72Z)
- Assets (IRS master file)
- $477,801
- Income (IRS master file)
- $167,965
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-EZ | December 2025 | $167,965 | $167,566 | $477,801 | IRS |
| 990-EZ | December 2024 | $171,717 | $207,079 | $477,402 | IRS |
| 990 | December 2023 | $150,725 | $303,338 | $512,764 | XML |
| 990 | December 2022 | $858,998 | $254,768 | $665,377 | IRS |
| 990-EZ | December 2021 | – | – | – | 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 95-3217524).
Questions about INTERNATIONAL INSTITUTE FOR MESOPOTAMIAN AREA STUDIES
- What is the EIN of INTERNATIONAL INSTITUTE FOR MESOPOTAMIAN AREA STUDIES?
- The employer identification number (EIN) of INTERNATIONAL INSTITUTE FOR MESOPOTAMIAN AREA STUDIES is 95-3217524.
- Is INTERNATIONAL INSTITUTE FOR MESOPOTAMIAN AREA STUDIES tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1978.
- Are donations to INTERNATIONAL INSTITUTE FOR MESOPOTAMIAN AREA STUDIES tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does INTERNATIONAL INSTITUTE FOR MESOPOTAMIAN AREA STUDIES 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 INSTITUTE FOR MESOPOTAMIAN AREA STUDIES 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 INSTITUTE FOR MESOPOTAMIAN AREA STUDIES 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 INTERNATIONAL INSTITUTE FOR MESOPOTAMIAN AREA STUDIES?
- The 990-EZ for the year ended December 31, 2025 lists 8 people; 0 received compensation from the organization.
- How much revenue does INTERNATIONAL INSTITUTE FOR MESOPOTAMIAN AREA STUDIES have?
- On its 990-EZ for the year ended December 31, 2025 it reported revenue of $167,965, expenses of $167,566 and total assets of $477,801 at year end.
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