Nonprofit · EIN 90-0917138
CONGRESS OF NEUROLOGICAL SURGEONS FOUNDATION INC
Tax-exempt · SCHAUMBURG, IL 60173
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $750,817 | $617,345 | $133,472 | $3,901,001 | $165,302 | $3,735,699 |
| December 31, 2024 | 990 | $433,680 | $931,101 | -$497,421 | $3,760,156 | $316,820 | $3,443,336 |
| December 31, 2023 | 990 | $519,385 | $1,002,961 | -$483,576 | $4,063,354 | $316,050 | $3,747,304 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $251,199
- Program service revenue
- $17,107
- Investment income
- $482,511
- Net gain from sales of assets
- $385,555
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $324,901
- Salaries, compensation and benefits (total)
- $0
- Professional fundraising fees
- $0
- Legal fees
- $3,780
- Depreciation
- $4,102
- Program services (functional)
- $410,463
- Management and general (functional)
- $206,807
- Fundraising (functional)
- $75
Balance sheet and other
- Total assets, start of year
- $3,760,156
- Total assets, end of year
- $3,901,001
- Total liabilities, end of year
- $165,302
- Net assets, end of year
- $3,735,699
- Land, buildings and equipment
- $5,469
- Publicly traded securities
- $3,667,047
- Net assets without donor restrictions
- $2,719,432
- Net assets with donor restrictions
- $1,016,267
- Gross receipts
- $1,169,896
- Employees
- 0
- Volunteers
- 15
- Year formed
- 2012
- State of legal domicile
- IL
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 | From related orgs | Other / benefits |
|---|---|---|---|---|---|
| REGINA SHUPAK | CHIEF EXECUTIVE OFFICER- CNS Trustee or director, Officer | 0.1 | $0 | $774,791 | $52,845 |
| ALEXANDER KHALESSI | CNS PAST PRESIDENT- PAST Trustee or director | 0.1 | $0 | $0 | $0 |
| DANIEL HOH | CNS PRESIDENT-PAST/CNS PAST PRESIDENT - NEW Trustee or director, Officer | 0.1 | $0 | $0 | $0 |
| GARNI BARKHOUDARIAN | CNS VICE PRESIDENT - NEW Trustee or director, Officer | 0.1 | $0 | $0 | $0 |
| ASHOK R ASTHAGIRI | CNS TREASURER Trustee or director, Officer | 0.1 | $0 | $0 | $0 |
| MARTINA STIPPLER | CNS PRESIDENT ELECT- PAST/PRESIDENT - NEW Trustee or director, Officer | 0.1 | $0 | $0 | $0 |
| J NICOLE BENTLEY | DIRECTOR - PAST Trustee or director | 0.1 | $0 | $0 | $0 |
| JASON ELLIS | DIRECTOR - PAST Trustee or director | 0.1 | $0 | $0 | $0 |
| JEFFREY P MULLIN | DIRECTOR - PAST Trustee or director | 0.1 | $0 | $0 | $0 |
| JULIE L CHAN | DIRECTOR - NEW Trustee or director | 0.1 | $0 | $0 | $0 |
| RAMESH GRANDHI | DIRECTOR - NEW Trustee or director | 0.1 | $0 | $0 | $0 |
| LOLA B CHAMBLESS | CNS SECRETARY, CNSF CHAIR Trustee or director, Officer | 0.1 | $0 | $0 | $0 |
| BRIAN V NAHED | CNS VICE PRESIDENT-PAST/PRESIDENT ELECT - NEW Trustee or director, Officer | 0.1 | $0 | $0 | $0 |
| RUSHNA ALI | DIRECTOR Trustee or director | 0.1 | $0 | $0 | $0 |
| DAVID DORNBOS III | DIRECTOR Trustee or director | 0.1 | $0 | $0 | $0 |
1 more people on this return
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| KUNAL VAKHARIA | DIRECTOR Trustee or director | 0.1 | $0 |
990 for the year ended December 31, 2024: 18 people
| Name | Title | Hours / week | Compensation | From related orgs | Other / benefits |
|---|---|---|---|---|---|
| REGINA SHUPAK | CHIEF EXECUTIVE OFFICER- CNS Trustee or director, Officer | 0.1 | $0 | $752,739 | $52,004 |
| LOLA B CHAMBLESS | CNS SECRETARY, CNSF CHAIR-NEW Trustee or director, Officer | 0.1 | $0 | $0 | $0 |
| ALEXANDER KHALESSI | CNS PREISDENT - PAST/ CNS PAST PRESIDENT- NEW Trustee or director, Officer | 0.1 | $0 | $0 | $0 |
| DANIEL HOH | CNS PRESIDENT-ELECT -PAST/CNS PRESIDENT - NEW Trustee or director, Officer | 0.1 | $0 | $0 | $0 |
| NADER POURATIAN | CNS VICE PRESIDENT - PAST Trustee or director | 0.1 | $0 | $0 | $0 |
| ASHOK R ASTHAGIRI | CNS TREASURER Trustee or director, Officer | 0.1 | $0 | $0 | $0 |
| MARTINA STIPPLER | CNS SECRETARY,CNSF COMMITTEE CHAIR- PAST/ CNS PRES Trustee or director, Officer | 0.1 | $0 | $0 | $0 |
| BRIAN V NAHED | CNS VICE PRESIDENT - NEW Trustee or director, Officer | 0.1 | $0 | $0 | $0 |
| ELAD I LEVY | PAST PRESIDENT- PAST Trustee or director | 0.1 | $0 | $0 | $0 |
| SHARONA BEN-HAIM | DIRECTOR - PAST Trustee or director | 0.1 | $0 | $0 | $0 |
| J NICOLE BENTLEY | DIRECTOR Trustee or director | 0.1 | $0 | $0 | $0 |
| JASON ELLIS | DIRECTOR Trustee or director | 0.1 | $0 | $0 | $0 |
| JEFFREY P MULLIN | DIRECTOR Trustee or director | 0.1 | $0 | $0 | $0 |
| EDJAH K NDUOM | DIRECTOR - PAST Trustee or director | 0.1 | $0 | $0 | $0 |
| THERESA WILLIAMSON | DIRECTOR - PAST Trustee or director | 0.1 | $0 | $0 | $0 |
| RUSHNA ALI | DIRECTOR- NEW Trustee or director | 0.1 | $0 | $0 | $0 |
| DAVID DORNBOS III | DIRECTOR- NEW Trustee or director | 0.1 | $0 | $0 | $0 |
| KUNAL VAKHARIA | DIRECTOR- NEW Trustee or director | 0.1 | $0 | $0 | $0 |
990 for the year ended December 31, 2023: 22 people
| Name | Title | Hours / week | Compensation | From related orgs | Other / benefits |
|---|---|---|---|---|---|
| REGINA SHUPAK | CHIEF EXECUTIVE OFFICER- CNS Trustee or director, Officer | 0.1 | $0 | $684,549 | $49,097 |
| ALEXANDER KHALESSI | CNS PRESIDENT ELECT- PAST/ PRESIDENT-NEW Trustee or director, Officer | 0.1 | $0 | $0 | $0 |
| DANIEL HOH | TREASURER- PAST/CNS PRESIDENT ELECT- NEW Trustee or director, Officer | 0.1 | $0 | $0 | $0 |
| NADER POURATIAN | CNS VICE PRESIDENT- NEW Trustee or director, Officer | 0.1 | $0 | $0 | $0 |
| ASHOK R ASTHAGIRI | TREASURER Trustee or director, Officer | 0.1 | $0 | $0 | $0 |
| MARTINA STIPPLER | SECRETARY,CNSF COMMITTEE CHAIR Trustee or director, Officer | 0.1 | $0 | $0 | $0 |
| ELAD I LEVY | PAST PRESIDENT Trustee or director | 0.1 | $0 | $0 | $0 |
| SHARONA BEN-HAIM | DIRECTOR - NEW Trustee or director | 0.1 | $0 | $0 | $0 |
| J NICOLE BENTLEY | DIRECTOR - NEW Trustee or director | 0.1 | $0 | $0 | $0 |
| JASON ELLIS | DIRECTOR - NEW Trustee or director | 0.1 | $0 | $0 | $0 |
| JEFFREY P MULLIN | DIRECTOR - NEW Trustee or director | 0.1 | $0 | $0 | $0 |
| EDJAH K NDUOM | DIRECTOR - NEW Trustee or director | 0.1 | $0 | $0 | $0 |
| THERESA WILLIAMSON | DIRECTOR - NEW Trustee or director | 0.1 | $0 | $0 | $0 |
| ELLEN L AIR | CNSF COMMITTEE CHAIR- PAST/EX-OFFICIO- NEW Trustee or director | 0.1 | $0 | $0 | $0 |
| GARNI BARKHOUDARIAN | EX-OFFICIO- NEW Trustee or director | 0.1 | $0 | $0 | $0 |
| MOHAMAD BYDON | EX-OFFICIO- NEW Trustee or director | 0.1 | $0 | $0 | $0 |
| LOLA B CHAMBLESS | EX-OFFICIO- NEW Trustee or director | 0.1 | $0 | $0 | $0 |
| TIFFANY HODGES | CNSF COMMITTEE CHAIR- PAST/EX-OFFICIO- NEW Trustee or director | 0.1 | $0 | $0 | $0 |
| BRIAN V NAHED | EX-OFFICIO- NEW Trustee or director | 0.1 | $0 | $0 | $0 |
| PETER NAKAJI | EX-OFFICIO- NEW Trustee or director | 0.1 | $0 | $0 | $0 |
| ERIC OERMANN | EX-OFFICIO- NEW Trustee or director | 0.1 | $0 | $0 | $0 |
| JOSEPH OSORIO | EX-OFFICIO- NEW Trustee or director | 0.1 | $0 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- 10 N MARTINGALE RD STE 190, SCHAUMBURG, IL 60173-2294
- In care of
- % DAVID DICKSON
- Mailing address (990-N for 2015)
- 10 N Martingale Rd Ste 190, Schaumburg IL 60173
- Principal officer (990 for 2025)
- ASHOK ASTHAGIRI, 10 N MARTINGALE RD 190, SCHAUMBURG, IL 60173
- Principal officer (990-N for 2015)
- Russell Lonser, 2515 Tremont Rd, Columbus OH 43221
- Signed the 990
- ASHOK ASTHAGIRI, TREASURER
- Phone
- (847) 240-2500
- Website
- cns.org
- Return prepared by
- LEGACY PROFESSIONALS LLP
Mission
THE FOUNDATION'S MISSION IS TO IMPROVE WORLDWIDE PATIENT HEALTH BY SUPPORTING INNOVATIVE PROGRAMS THAT ALLOW NEUROSURGEONS TO COLLABORATE GLOBALLY AS RESEARCHERS, LEARNERS, EDUCATORS AND CAREGIVERS.
Program accomplishments
- CNS FOUNDATION SUPPORTS CRITICAL RESEARCH, TRAINING, AND PRACTICE OPPORTUNITIES THAT ADVANCE UNDERSTANDING AND TREATMENT OF NEUROSURGICAL PATIENTS, IMPROVE THE DELIVERY OF NEUROSURGICAL CARE, EVALUATE THE EFFICACY OF NEUROSURGICAL TREATMENTS, AND EMPOWER NEUROSURGICAL LEADERS TO LEAD INTERDISCIPLINARY TEAMS IN THE DELIVERY OF QUALITY CARE.Expenses $410,463 · grants $324,901 · revenue $17,107
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 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
- 90-0917138
- 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
- 2015
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Health care (E192)
- Assets (IRS master file)
- $3,901,001
- Income (IRS master file)
- $1,169,896
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $750,817 | $617,345 | $3,901,001 | XML |
| 990 | December 2024 | $433,680 | $931,101 | $3,760,156 | XML |
| 990 | December 2023 | $519,385 | $1,002,961 | $4,063,354 | XML |
| 990 | December 2022 | $850,737 | $799,718 | $4,281,434 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990-EZ | August 2018 | – | – | – | IRS |
| 990-N for 2015 Officer: Russell Lonser | August 31, 2016 | ≤ $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 90-0917138).
Questions about CONGRESS OF NEUROLOGICAL SURGEONS FOUNDATION INC
- What is the EIN of CONGRESS OF NEUROLOGICAL SURGEONS FOUNDATION INC?
- The employer identification number (EIN) of CONGRESS OF NEUROLOGICAL SURGEONS FOUNDATION INC is 90-0917138.
- Is CONGRESS OF NEUROLOGICAL SURGEONS FOUNDATION INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2015.
- Are donations to CONGRESS OF NEUROLOGICAL SURGEONS FOUNDATION INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does CONGRESS OF NEUROLOGICAL SURGEONS FOUNDATION INC 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 CONGRESS OF NEUROLOGICAL SURGEONS FOUNDATION 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 CONGRESS OF NEUROLOGICAL SURGEONS FOUNDATION 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 CONGRESS OF NEUROLOGICAL SURGEONS FOUNDATION INC?
- The 990 for the year ended December 31, 2025 names ASHOK ASTHAGIRI.
- Who are the officers and directors of CONGRESS OF NEUROLOGICAL SURGEONS FOUNDATION INC?
- The 990 for the year ended December 31, 2025 lists 16 people; 0 received compensation from the organization.
- How much revenue does CONGRESS OF NEUROLOGICAL SURGEONS FOUNDATION INC have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $750,817, expenses of $617,345 and total assets of $3,901,001 at year end.
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