Nonprofit · EIN 46-3339186
THE BRAIN TUMOR NETWORK INC
Tax-exempt · PONTE VEDRA, FL 32082
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $3,530,806 | $3,195,348 | $335,458 | $3,050,124 | $89,819 | $2,960,305 |
| December 31, 2024 | 990 | $823,433 | $2,728,173 | -$1,904,740 | $2,652,340 | $27,493 | $2,624,847 |
| December 31, 2023 | 990 | $2,375,685 | $2,257,843 | $117,842 | $4,552,236 | $22,649 | $4,529,587 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $3,439,851
- Program service revenue
- $0
- Investment income
- $90,955
- Net gain from sales of assets
- $1,455
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $0
- Other salaries and wages
- $2,205,854
- Salaries, compensation and benefits (total)
- $2,662,718
- Professional fundraising fees
- $0
- Legal fees
- $2,563
- Accounting fees
- $23,128
- Occupancy
- $129,525
- Travel
- $66,529
- Depreciation
- $25,856
- Program services (functional)
- $2,723,051
- Management and general (functional)
- $363,915
- Fundraising (functional)
- $108,382
Balance sheet and other
- Total assets, start of year
- $2,652,340
- Total assets, end of year
- $3,050,124
- Total liabilities, end of year
- $89,819
- Net assets, end of year
- $2,960,305
- Publicly traded securities
- $2,534,454
- Net assets without donor restrictions
- $2,957,342
- Net assets with donor restrictions
- $2,963
- Gross receipts
- $3,541,795
- Employees
- 26
- Volunteers
- 0
- Year formed
- 2013
- State of legal domicile
- FL
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 |
|---|---|---|---|
| FREDERICK B SONTAG | PRESIDENT/BOARD MEMBER Trustee or director | 1 | $0 |
| DANIEL M RYAN | BOARD MEMBER Trustee or director | 1 | $0 |
| KATHERINE W VERBLE | BOARD MEMBER Trustee or director | 1 | $0 |
| KENT C NEW | BOARD MEMBER Trustee or director | 1 | $0 |
| HILARY KEELEY | BOARD MEMBER Trustee or director | 1 | $0 |
| JILL WYANT | BOARD MEMBER Trustee or director | 1 | $0 |
| DAVID J FOSTER | BOARD MEMBER Trustee or director | 1 | $0 |
| SUSAN CHANG | BOARD MEMBER Trustee or director | 1 | $0 |
990 for the year ended December 31, 2024: 7 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| FREDERICK B SONTAG | PRESIDENT/BOARD MEMBER Trustee or director | 1 | $0 |
| DANIEL M RYAN | BOARD MEMBER Trustee or director | 1 | $0 |
| KATHERINE W VERBLE | DIRECTOR Trustee or director | 1 | $0 |
| KENT C NEW | BOARD MEMBER Trustee or director | 1 | $0 |
| HILARY KEELEY | BOARD MEMBER Trustee or director | 1 | $0 |
| JILL WYANT | BOARD MEMBER Trustee or director | 1 | $0 |
| DAVID J FOSTER | BOARD MEMBER Trustee or director | 1 | $0 |
990 for the year ended December 31, 2023: 7 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| FREDERICK B SONTAG | PRESIDENT/BOARD MEMBER Trustee or director | 1 | $0 |
| DANIEL M RYAN | BOARD MEMBER Trustee or director | 1 | $0 |
| KATHERINE W VERBLE | DIRECTOR Trustee or director | 1 | $0 |
| KENT C NEW | BOARD MEMBER Trustee or director | 1 | $0 |
| HILARY KEELEY | BOARD MEMBER Trustee or director | 1 | $0 |
| JILL WYANT | BOARD MEMBER Trustee or director | 1 | $0 |
| DAVID J FOSTER | BOARD MEMBER Trustee or director | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 816 A1A N STE 201, PONTE VEDRA, FL 32082-3219
- Mailing address (990-N for 2013)
- 816 A1A NORTH NO 201, PONTE VEDRA BEACH FL 32082
- Principal officer (990 for 2025)
- FREDERICK B SONTAG, 816 A1A NORTH STE 201, PONTE VEDRA BEACH, FL 32082
- Principal officer (990-N for 2013)
- FREDERICK B SONTAG, 816 A1A NORTH STE 201, PONTE VEDRA BEACH FL 32082
- Signed the 990
- FREDERICK B SONTAG, PRESIDENT
- Phone
- (844) 286-6110
- Website
- WWW.BRAINTUMORNETWORK.ORG
- Return prepared by
- PIVOT CPAS PA
Mission
THE BRAIN TUMOR NETWORK (BTN) IS DEDICATED TO PROVIDING COMPASSIONATE, PERSONALIZED NAVIGATION SERVICES TO BRAIN TUMOR PATIENTS AND CAREGIVERS. BTN ALSO ASSISTS PATIENTS IN FINDING CLINICAL TRIALS THAT MAY BE AN APPROPRIATE MATCH FOR THEM. BTN WAS LAUNCHED IN LATE 2014 BY THE SONTAG FOUNDATION IN RESPONSE TO UNMET NAVIGATION NEEDS IDENTIFIED BY INDIVIDUALS AND FAMILY MEMBERS OF THOSE DIAGNOSED WITH PRIMARY BRAIN TUMORS.
Program accomplishments
- PATIENT NAVIGATION SERVICES ARE THE CORE PROGRAM OF THE BRAIN TUMOR NETWORK (BTN). WITH THE SCARCITY OF PERSONALIZED TREATMENT INFORMATION AVAILABLE TO INDIVIDUALS IN THE USA DIAGNOSED WITH PRIMARY BRAIN TUMORS, BTN PROVIDES IMPORTANT INFORMATIONAL/NAVIGATION SERVICES TO PATIENTS, CAREGIVERS, AND CARE PROVIDERS. OUR TEAM OF NURSE NAVIGATORS AND SOCIAL WORKERS RESPOND TO ONLINE REQUESTS AND TELEPHONE INQUIRIES TO MEET PATIENTS/FAMILIES WHEREVER THEY ARE IN THEIR BRAIN TUMOR TREATMENT JOURNEY, AND TO HELP THEM GATHER THE INFORMATION THEY NEED TO EXPLORE THEIR NEXT STEPS WITH THEIR HEALTHCARE PROVIDERS. BTN NAVIGATED 1,404 PATIENTS NATIONWIDE DURING 2025. SERVICES PROVIDED INCLUDE: CONDUCTING PERSONALIZED CLINICAL TRIAL SEARCHES, ASSISTANCE ASCERTAINING ELIGIBILITY FOR PARTICIPATION IN IDENTIFIED TRIALS, FACILITATING SECOND OPINIONS AND CONSULTATIONS, IDENTIFYING SPECIALTY PROVIDERS NEAR PATIENTS' HOME COMMUNITIES, AND OBTAINING AND REVIEWING PATIENT RECORDS. BTN DOES NOT PROVIDE MEDICAL ADVICE, BUT DOES PROVIDE PERSONALIZED TREATMENT-RELATED INFORMATION TO EQUIP PATIENTS AND FAMILY TO ENTER INTO DECISION-MAKING CONVERSATIONS WITH THEIR HEALTHCARE PROFESSIONALS.Expenses $2,723,051
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
- 46-3339186
- 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
- 2014
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Voluntary health associations and medical disciplines (G48)
- Assets (IRS master file)
- $3,050,124
- Income (IRS master file)
- $3,541,795
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $3,530,806 | $3,195,348 | $3,050,124 | XML |
| 990 | December 2024 | $823,433 | $2,728,173 | $2,652,340 | IRS |
| 990 | December 2023 | $2,375,685 | $2,257,843 | $4,552,236 | XML |
| 990 | December 2022 | $3,496,674 | $1,991,871 | $4,426,513 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990 | December 2019 | – | – | – | IRS |
| 990 | December 2018 | – | – | – | IRS |
| 990 | December 2017 | – | – | – | IRS |
| 990-N for 2013 Officer: FREDERICK B SONTAG | December 31, 2013 | ≤ $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 46-3339186).
Questions about THE BRAIN TUMOR NETWORK INC
- What is the EIN of THE BRAIN TUMOR NETWORK INC?
- The employer identification number (EIN) of THE BRAIN TUMOR NETWORK INC is 46-3339186.
- Is THE BRAIN TUMOR NETWORK INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2014.
- Are donations to THE BRAIN TUMOR NETWORK INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does THE BRAIN TUMOR NETWORK 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 THE BRAIN TUMOR NETWORK 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 THE BRAIN TUMOR NETWORK 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 THE BRAIN TUMOR NETWORK INC?
- The 990 for the year ended December 31, 2025 names FREDERICK B SONTAG.
- Who are the officers and directors of THE BRAIN TUMOR NETWORK INC?
- The 990 for the year ended December 31, 2025 lists 8 people; 0 received compensation from the organization.
- How much revenue does THE BRAIN TUMOR NETWORK INC have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $3,530,806, expenses of $3,195,348 and total assets of $3,050,124 at year end.
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