Nonprofit · EIN 47-3148545
OPERATION WALK CHICAGO
Tax-exempt · BUFFALO GROVE, IL 60089
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $400,624 | $545,337 | -$144,713 | $1,174,882 | $28,521 | $1,146,361 |
| December 31, 2024 | 990 | $586,943 | $568,952 | $17,991 | $1,292,131 | $42,980 | $1,249,151 |
| December 31, 2023 | 990 | $738,029 | $595,808 | $142,221 | $1,210,209 | $30,803 | $1,179,406 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $390,029
- Program service revenue
- $0
- Investment income
- $6,595
- Other revenue
- $4,000
Expenses
- Grants and similar amounts paid
- $0
- Salaries, compensation and benefits (total)
- $0
- Professional fundraising fees
- $0
- Accounting fees
- $14,897
- Travel
- $201,691
- Program services (functional)
- $456,731
- Management and general (functional)
- $56,690
- Fundraising (functional)
- $31,916
Balance sheet and other
- Total assets, start of year
- $1,292,131
- Total assets, end of year
- $1,174,882
- Total liabilities, end of year
- $28,521
- Net assets, end of year
- $1,146,361
- Publicly traded securities
- $984,657
- Net assets without donor restrictions
- $1,146,361
- Gross receipts
- $400,624
- Employees
- 0
- Volunteers
- 12
- 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 |
|---|---|---|---|
| S David Stulberg | Co-Chair Trustee or director, Officer | 5 | $0 |
| Victoria Brander | Co-Chair Trustee or director, Officer | 5 | $0 |
| Robert White | Treasurer Trustee or director, Officer | 2 | $0 |
| David Zyer | Director Trustee or director | 1 | $0 |
| Joseph Mulcahy | Director Trustee or director | 1 | $0 |
| Kiran Chekka MD | Director Trustee or director | 3 | $0 |
| Lalit Puri MD | Director Trustee or director | 2 | $0 |
| Marian Kinney Broderick | Director Trustee or director | 2 | $0 |
| Mark Kaufman | Director Trustee or director | 1 | $0 |
| Penne Silverman | Director Trustee or director | 1 | $0 |
| Ravi Bashyal MD | Director Trustee or director | 2.5 | $0 |
| William Gilligan MD | Director Trustee or director | 1 | $0 |
990 for the year ended December 31, 2024: 12 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| S David Stulberg | Co-Chair Trustee or director, Officer | 5 | $0 |
| Victoria Brander | Co-Chair Trustee or director, Officer | 5 | $0 |
| Robert White | Treasurer Trustee or director, Officer | 2 | $0 |
| David Zyer | Director Trustee or director | 1 | $0 |
| Joseph Mulcahy | Director Trustee or director | 1 | $0 |
| Kiran Chekka MD | Director Trustee or director | 3 | $0 |
| Lalit Puri MD | Director Trustee or director | 2 | $0 |
| Marian Kinney Broderick | Director Trustee or director | 2 | $0 |
| Mark Kaufman | Director Trustee or director | 1 | $0 |
| Penne Silverman | Director Trustee or director | 1 | $0 |
| Ravi Bashyal MD | Director Trustee or director | 2.5 | $0 |
| William Gilligan MD | Director Trustee or director | 1 | $0 |
990 for the year ended December 31, 2023: 14 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Sophie Sauser | Executive Director Officer | 15 | $45,250 |
| Jane Scanlon | Accounting & Finance Direc Officer | 15 | $20,000 |
| David Stulberg | President Trustee or director, Officer | 5 | $0 |
| Victoria Brander | Vice President Trustee or director, Officer | 5 | $0 |
| Robert White | Treasurer Trustee or director, Officer | 2 | $0 |
| David Zyer | Director Trustee or director | 1 | $0 |
| Joseph Mulcahy | Director Trustee or director | 1 | $0 |
| Kiran Chekka MD | Director Trustee or director | 3 | $0 |
| Lalit Puri MD | Director Trustee or director | 2 | $0 |
| Marian Kinney Broderick | Director Trustee or director | 2 | $0 |
| Mark Kaufman | Director Trustee or director | 1 | $0 |
| Penne Silverman | Director Trustee or director | 1 | $0 |
| Ravi Bashyal MD | Director Trustee or director | 2.5 | $0 |
| William Gilligan MD | Director Trustee or director | 1 | $0 |
Address and contacts
- Address (IRS master file)
- PO BOX 7402, BUFFALO GROVE, IL 60089-7402
- In care of
- % VICTORIA BRANDER
- Mailing address (990-N for 2014)
- 680 N Lake Shore Drive Suite 900, Chicago IL 60611
- Principal officer (990 for 2025)
- Robert White, PO Box 7402, Buffalo Grove, IL 60089
- Principal officer (990-N for 2014)
- Victoria Brander, 680 N Lake Shore Drive Suite 900, Chicago IL 60611
- Signed the 990
- Robert White, Treasurer
- Phone
- (773) 259-5690
- Website
- www.operationwalkchicago.com
- Return prepared by
- DESMOND & AHERN LTD
Mission
To improve the quality of life of disadvantaged patients around the world through reducing disabiltiy from advanced joint disease. The Organization seeks to achieve this goal by providing joint replacement and rehabilitation.
Program accomplishments
- To improve the quality of life of disadvantaged patients around the world through reducing disability from advanced joint disease. The Organization seeks to achieve this goal by providing joint replacement and rehabilitation services to disadvantaged patients around the world; educating local orthopedic surgeons and their healthcare teams; and assisting in-country healthcare systems develop public health and patient care.Expenses $456,731 · revenue $4,000
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
- 47-3148545
- 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)
- Voluntary health associations and medical disciplines (G51)
- Assets (IRS master file)
- $1,174,882
- Income (IRS master file)
- $400,624
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $400,624 | $545,337 | $1,174,882 | XML |
| 990 | December 2024 | $586,943 | $568,952 | $1,292,131 | XML |
| 990 | December 2023 | $738,029 | $595,808 | $1,210,209 | XML |
| 990 | December 2022 | $591,856 | $293,614 | $1,036,402 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990 | December 2019 | – | – | – | IRS |
| 990 | December 2018 | – | – | – | IRS |
| 990-N for 2014 Officer: Victoria Brander | December 31, 2014 | ≤ $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 47-3148545).
Questions about OPERATION WALK CHICAGO
- What is the EIN of OPERATION WALK CHICAGO?
- The employer identification number (EIN) of OPERATION WALK CHICAGO is 47-3148545.
- Is OPERATION WALK CHICAGO tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2015.
- Are donations to OPERATION WALK CHICAGO tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does OPERATION WALK CHICAGO 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 OPERATION WALK CHICAGO 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 OPERATION WALK CHICAGO 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 OPERATION WALK CHICAGO?
- The 990 for the year ended December 31, 2025 names Robert White.
- Who are the officers and directors of OPERATION WALK CHICAGO?
- The 990 for the year ended December 31, 2025 lists 12 people; 0 received compensation from the organization.
- How much revenue does OPERATION WALK CHICAGO have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $400,624, expenses of $545,337 and total assets of $1,174,882 at year end.
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All nonprofits in BUFFALO GROVE · Illinois · Voluntary health associations and medical disciplines