Nonprofit · EIN 81-2835541
AMERICAN ACADEMY OF CARIOLOGY
Tax-exempt · ANN ARBOR, MI 48113
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-EZ | $131,609 | $112,543 | $19,066 | $174,605 | $0 | $174,605 |
| December 31, 2024 | 990-EZ | $57,307 | $80,147 | -$22,840 | $155,539 | $0 | $155,539 |
| December 31, 2023 | 990-EZ | $49,175 | $102,676 | -$53,501 | $178,379 | $0 | $178,379 |
Financial details: 990-EZ for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $85,000
- Membership dues
- $45,925
- Other revenue
- $684
Expenses
- Grants and similar amounts paid
- $3,603
- Compensation of officers, directors and key employees
- $0
- Salaries, compensation and benefits (total)
- $28,577
- Printing, publications and postage
- $213
- Other expenses
- $80,150
Balance sheet and other
- Total assets, start of year
- $155,539
- Total assets, end of year
- $174,605
- Total liabilities, end of year
- $0
- Net assets, end of year
- $174,605
- Cash, savings and investments
- $174,605
- Gross receipts
- $131,609
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 |
|---|---|---|---|
| MARCELLE NASCIMENTO | PAST PRESIDENT | 6 | $0 |
| AMAL NOURELDIN | OFFICER | 2 | $0 |
| APOENA DE AGUIAR RIBEIRO | VICE PRESIDENT | 6 | $0 |
| BENNETT AMAECHI | OFFICER | 2 | $0 |
| LIVIA M A TENUTA | PRESIDENT | 6 | $0 |
| ANCHAL MALIK | OFFICER | 2 | $0 |
| ANDREA FERREIRA ZANDONA | SECRETARY | 6 | $0 |
| FRANK LIPPERT | TREASURER | 6 | $0 |
| ADRIANA MANSO | OFFICER | 2 | $0 |
| CAMILA ZAMPERINI | OFFICER | 2 | $0 |
990-EZ for the year ended December 31, 2024: 9 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| MARCELLE NASCIMENTO | PRESIDENT | 6 | $0 |
| AMAL NOURELDIN | OFFICER | 6 | $0 |
| CARLOS GONZALEZ | PAST PRESIDENT | 6 | $0 |
| APOENA DE AGUIAR RIBEIRO | SECRETARY | 2 | $0 |
| BENNETT AMAECHI | OFFICER | 2 | $0 |
| LIVIA MARIA ANDALO TENUTA | TREASURER | 2 | $0 |
| ANCHAL MALIK | OFFICER | 2 | $0 |
| ANDREA FERREIRA ZANDONA | OFFICER | 2 | $0 |
| RICHARD NIEDERMAN | OFFICER | 2 | $0 |
990-EZ for the year ended December 31, 2023: 5 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| MARCELLE NASCIMENTO | TREASURER | 6 | $0 |
| SANDRA GUZMAN-ARMSTRONG | SECRETARY | 6 | $0 |
| CARLOS GONZALEZ | PRESIDENT | 6 | $0 |
| APOENA DE AGUIAR RIBEIRO | OFFICER | 2 | $0 |
| BENNETT AMAECHI | OFFICER | 2 | $0 |
Address and contacts
- Address (IRS master file)
- PO BOX 131093, ANN ARBOR, MI 48113-1093
- In care of
- % FRANK LIPPERT
- Mailing address (990-N for 2021)
- 711 Potter Avenue, Half Moon CA 94019
- Principal officer (990-N for 2021)
- Sandra Guzman-Armstrong, 4635 Running Deer Court NE, Iowa City IA 52240
- Signed the 990-EZ
- FRANK LIPPERT, TREASURER
- Phone
- (650) 892-6883
- Website
- https://aacariology.org/
- Return prepared by
- Joseph L Susi CPA PA
Mission
ADVANCE PROMOTE AND RESEARCH CARIOLOGY
Program accomplishments
- EDUCATION FOR DENTISTS AND ALLIES PROFESSIONALS FOR THE PREVENTION AND TREATMENT OF DENTAL CARIES
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
- 81-2835541
- 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
- 2017
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Voluntary health associations and medical disciplines (G43)
- Assets (IRS master file)
- $174,605
- Income (IRS master file)
- $131,609
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-EZ | December 2025 | $131,609 | $112,543 | $174,605 | XML |
| 990-EZ | December 2024 | $57,307 | $80,147 | $155,539 | XML |
| 990-EZ | December 2023 | $49,175 | $102,676 | $178,379 | XML |
| 990-EZ | December 2022 | – | – | – | IRS |
| 990-N for 2021 Officer: Sandra Guzman-Armstrong | December 31, 2021 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-EZ | December 2021 | – | – | – | IRS |
| 990-EZ | December 2020 | – | – | – | IRS |
| 990-EZ | December 2018 | – | – | – | IRS |
| 990-N for 2017 Officer: Peter Rechmann | December 31, 2017 | ≤ $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 81-2835541).
Questions about AMERICAN ACADEMY OF CARIOLOGY
- What is the EIN of AMERICAN ACADEMY OF CARIOLOGY?
- The employer identification number (EIN) of AMERICAN ACADEMY OF CARIOLOGY is 81-2835541.
- Is AMERICAN ACADEMY OF CARIOLOGY tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2017.
- Are donations to AMERICAN ACADEMY OF CARIOLOGY tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does AMERICAN ACADEMY OF CARIOLOGY 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 AMERICAN ACADEMY OF CARIOLOGY 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 AMERICAN ACADEMY OF CARIOLOGY last file with the IRS?
- The latest return in the IRS public files is the 990-EZ for the year ended December 2025.
- Who is the principal officer of AMERICAN ACADEMY OF CARIOLOGY?
- The 990-N for 2021 names Sandra Guzman-Armstrong.
- Who are the officers and directors of AMERICAN ACADEMY OF CARIOLOGY?
- The 990-EZ for the year ended December 31, 2025 lists 10 people; 0 received compensation from the organization.
- How much revenue does AMERICAN ACADEMY OF CARIOLOGY have?
- On its 990-EZ for the year ended December 31, 2025 it reported revenue of $131,609, expenses of $112,543 and total assets of $174,605 at year end.
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All nonprofits in ANN ARBOR · Michigan · Voluntary health associations and medical disciplines