American Association of Neurosurgeons Inc
The AANS promotes the highest quality of patient care and advances the specialty of neurological surgery.
Key facts about American Association of Neurosurgeons Inc
- EIN
- 36-2958324
- Latest 990 filing
- Form 990-PF, 2025
- Total assets
- $42,850,932
Data from IRS Form 990-PF, 2025; updated September 2026.
How American Association of Neurosurgeons Inc gives
- Giving grew 22% from 2020 to 2023. Method
From the foundation's IRS Form 990-PF filings. Methodology.
Next steps with American Association of Neurosurgeons Inc
- How to evaluate American Association of Neurosurgeons Inc as a funder
Our grant prospecting guide: read the 990-PF, check fit, and decide whether to apply.
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Financial Overview
From 2025 IRS Form 990-PF · View filing
Total Assets
$42.9M
+34.3% YoY
Revenue
—
-100.0% YoY
Net Investment Income
—
-100.0% YoY
Expenses
—
-100.0% YoY
About American Association of Neurosurgeons Inc
Based on IRS filings
American Association of Neurosurgeons Inc is a nonprofit organization focused on Diseases, Disorders & Medical Disciplines, based in Rolling Meadows, IL. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $42.9M in total assets.
Focus Areas
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
Cities
Financial History
Multi-year comparison from IRS filings
| Metric | 2025 | 2024 | 2023 |
|---|---|---|---|
| Total Assets | $42,850,932 | $31,913,486 | $62,557,911 |
| Revenue | — | $15,303,546 | $13,619,006 |
| Expenses | — | $18,938,539 | $17,075,798 |
| Qualifying Distributions | — | — | — |
| Net Investment Income | — | $2,089,296 | $562,033 |
| Distributable Amount | — | — | — |
Data update history
When this profile's IRS filing data changed on Grantable
- Added Form 990 for fiscal year 2019 (received by the IRS June 29, 2020)
- Updated Form 990 for fiscal year 2022 (received by the IRS May 15, 2023)
- Updated Form 990 for fiscal year 2024 (received by the IRS May 15, 2025)
- Added Form 990-T for fiscal year 2025 (received by the IRS May 15, 2026)
- IRS filings on file for fiscal years 2020–2024
Giving Over Time
Total grant dollars and number of grants per year
Hatched bars: grants paid as reported on the IRS filing, which lists no individual grants for that year.
Grant Insights
How this funder distributes its grants
Top Recipients
Top 0 recipients in 2025
Grant Size Distribution
4 grants across all recorded years
Giving History
Grant recipients and amounts by year
No grants recorded for 2025.
Leadership & Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 IRS filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| Anthony L Asher | AANS President | 5 | — |
| Jacques J Morcos | AANS President-Elect | 5 | — |
| E Sander Connolly | AANS Incoming President-Elect | 5 | — |
| John Joseph Knightly | AANS Vice President | 5 | — |
| E Antonio Chiocca | AANS Secretary | 5 | — |
| Sepideh Amin-Hanjani | AANS Treasurer | 5 | — |
| Ann R Stroink | AANS Past President | 5 | — |
| Richard W Byrne | Director-at-Large | 5 | — |
| Joseph S Cheng | Director-at-Large | 5 | — |
| Domagoj Coric | Director-at-Large | 5 | — |
| Jason P Sheehan | Director-at-Large | 5 | — |
| Marjorie C Wang | Director-at-Large | 5 | — |
| Stacey C Wolfe | Director-at-Large | 5 | — |
| Shaun Thomas O'Leary | Regional Director | 5 | — |
| Mark E Linskey | Regional Director | 5 | — |
| Mark R Iantosca | Regional Director | 5 | — |
| Sharon Woods Webb | Regional Director | 5 | — |
| Kathleen T Craig | CEO (until 12/31/23) | 15 | $623,276 |
| Carol Jones | Chief Financial Officer | 15 | $190,681 |
| Katherine O Orrico | Chief Executive Officer | 15 | $327,014 |
| Kimberly Jacques | Chief Strategy Officer | 40 | $156,353 |
| Cathy J Hill | Senior Manager, Regulatory Affair | 40 | $164,069 |
| Stefan P Rykowski | VP, Registries & Data Services | 40 | $203,146 |
| Adrienne R Mortimer | Senior Manager, Legislative Affairs | 40 | $154,505 |
| Spencer Bone | Director of Marketing | 40 | $135,743 |
| Ann Marie Bray | Senior, Director of Event Strategy | 40 | $139,437 |
| William T John | Accounting Manager | 40 | $109,867 |
Subject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What is American Association of Neurosurgeons Inc?
American Association of Neurosurgeons Inc is a nonprofit organization focused on Diseases, Disorders & Medical Disciplines, based in Rolling Meadows, IL. It holds $42.9M in total assets as of 2025.
How large is American Association of Neurosurgeons Inc?
As of 2025, American Association of Neurosurgeons Inc holds $42.9M in total assets.
Where does American Association of Neurosurgeons Inc operate?
American Association of Neurosurgeons Inc has awarded grants in Florida, Illinois, North Carolina, New York.
What is American Association of Neurosurgeons Inc's EIN?
American Association of Neurosurgeons Inc's EIN (Employer Identification Number) is 36-2958324. IRS Form 990 filing data is available on this page for 2019–2025.
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Data last updated September 2026. Sourced from IRS Form 990-PF filings.