Nonprofit · EIN 43-1695141
ASSOCIATION OF OSTEOBIOLOGY INC
Tax-exempt · ZIONSVILLE, IN 46077
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $12,377 | $9,995 | $2,382 | $23,676 | $0 | $23,676 |
| December 31, 2024 | 990 | $13,445 | $13,419 | $26 | $21,294 | $0 | $21,294 |
| December 31, 2023 | 990 | $13,420 | $9,507 | $3,913 | $21,268 | $0 | $21,268 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $12,377
- Membership dues
- $4,080
- Program service revenue
- $0
- Investment income
- $0
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $0
- Salaries, compensation and benefits (total)
- $0
- Professional fundraising fees
- $0
- Accounting fees
- $1,150
- Program services (functional)
- $8,275
- Management and general (functional)
- $1,367
- Fundraising (functional)
- $353
Balance sheet and other
- Total assets, start of year
- $21,294
- Total assets, end of year
- $23,676
- Total liabilities, end of year
- $0
- Net assets, end of year
- $23,676
- Gross receipts
- $12,377
- Employees
- 0
- Volunteers
- 0
- Year formed
- 2004
- State of legal domicile
- MI
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 |
|---|---|---|---|
| THERESA GUISE MD | PRESIDENT Officer | 1 | $0 |
| MELISSA KACENA PHD | SECRETARY/TREASURER Officer | 1 | $0 |
| PETER EBELING | COUNCILOR Officer | 1 | $0 |
| ERNESTINA SCHIPANI | COUNCILOR Officer | 1 | $0 |
| MEGHAN MCGEE-LAWRENCE | COUNCILOR Officer | 1 | $0 |
| KURT HANKENSON | COUNCILOR Officer | 1 | $0 |
| ANGELA BRUZANNITI | COUNCILOR Officer | 1 | $0 |
| NORIAKI ONO | COUNCILOR Officer | 1 | $0 |
990 for the year ended December 31, 2024: 7 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| THERESA GUISE MD | PRESIDENT Officer | 1 | $0 |
| MELISSA KACENA PHD | SECRETARY/TREASURER Officer | 1 | $0 |
| YUMIE RHEE MD | COUNCILOR Officer | 1 | $0 |
| ANDREW ARNOLD MD | COUNCILOR Officer | 1 | $0 |
| RAJESH THAKKER MD | COUNCILOR Officer | 1 | $0 |
| ERNESTINA SCHIPANI | COUNCILOR Officer | 1 | $0 |
| PETER EBELING | COUNCILOR Officer | 1 | $0 |
990 for the year ended December 31, 2023: 10 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| NICOLA PARTRIDGE PHD PROFESSOR | PRESIDENT Officer | 1 | $0 |
| WENHAN CHANG PHD | SECRETARY/TREASURER Officer | 1 | $0 |
| JOHN EISMAN MD | COUNCILOR Officer | 1 | $0 |
| THERESA GUISE MD | COUNCILOR & PRESIDENT-ELEC Officer | 1 | $0 |
| YUMIE RHEE MD | COUNCILOR Officer | 1 | $0 |
| ANDREW ARNOLD MD | COUNCILOR Officer | 1 | $0 |
| MELISSA KECENA PHD | COUNCILOR & SECRETARY / TREASURER-ELECT Officer | 1 | $0 |
| RAJESH THAKKER MD | COUNCILOR Officer | 1 | $0 |
| ERNESTINA SCHIPANI | COUNCILOR Officer | 1 | $0 |
| PETER EBELING | COUNCILOR Officer | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 6584 REGENTS PARK DR, ZIONSVILLE, IN 46077-7306
- In care of
- % UNIV OF MICHIGAN SCHOOL OF DEN
- Principal officer (990 for 2025)
- MELISSA KACENA PHD, 6584 REGENTS PARK DRIVE, ZIONSVILLE, IN 46077
- Signed the 990
- MELISSA KACENA PHD, TREASURER
- Phone
- (203) 676-3042
- Website
- WWW.OSTEOBIOLOGY.ORG
- Return prepared by
- CONLON & COMPANY CPA'S PLLC
Mission
THE ASSOCIATION OF OSTEOBIOLOGY IS A NOT-FOR-PROFIT ORGANIZATION FOR SCIENTIFIC AND EDUCATIONAL PURPOSES FOR SCIENTISTS COMMITTED TO THE STUDY OF THE BIOLOGY OF BONE AND MINERAL METABOLISM.
Program accomplishments
- SCIENTIFIC AND EDUCATIONAL MEETINGS FOR OUR WORLD WIDE MEMBERS GEARED TOWARD THE ADVANCEMENT AND EXCHANGE OF SCIENTIFIC KNOWLEDGE REGARDING THE CONTROL AND REGULATION OF SKELETAL TISSUE DEVELOPMENT AND HOMEOSTASIS, AND THE FOSTERING OF CONTINUED ACADEMIC EXCHANGE.Expenses $8,275
What it must file and when
IRS records say it files Form 990-N (e-Postcard). Gross receipts normally $50,000 or less. 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
- 43-1695141
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (509(a)(2))
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 1996
- Accounting year ends
- December
- Files
- Form 990-N (e-Postcard)
- Category (NTEE)
- Medical research (H80)
- Assets (IRS master file)
- $23,676
- Income (IRS master file)
- $12,377
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $12,377 | $9,995 | $23,676 | IRS |
| 990 | December 2024 | $13,445 | $13,419 | $21,294 | IRS |
| 990 | December 2023 | $13,420 | $9,507 | $21,268 | XML |
| 990 | December 2022 | $10,960 | $12,232 | $17,355 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990 | December 2019 | – | – | – | 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 43-1695141).
Questions about ASSOCIATION OF OSTEOBIOLOGY INC
- What is the EIN of ASSOCIATION OF OSTEOBIOLOGY INC?
- The employer identification number (EIN) of ASSOCIATION OF OSTEOBIOLOGY INC is 43-1695141.
- Is ASSOCIATION OF OSTEOBIOLOGY INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1996.
- Are donations to ASSOCIATION OF OSTEOBIOLOGY INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does ASSOCIATION OF OSTEOBIOLOGY INC file?
- Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
- When is the next return of ASSOCIATION OF OSTEOBIOLOGY 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 ASSOCIATION OF OSTEOBIOLOGY 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 ASSOCIATION OF OSTEOBIOLOGY INC?
- The 990 for the year ended December 31, 2025 names MELISSA KACENA PHD.
- Who are the officers and directors of ASSOCIATION OF OSTEOBIOLOGY INC?
- The 990 for the year ended December 31, 2025 lists 8 people; 0 received compensation from the organization.
- How much revenue does ASSOCIATION OF OSTEOBIOLOGY INC have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $12,377, expenses of $9,995 and total assets of $23,676 at year end.
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