Nonprofit · EIN 03-0466352
THE GOG FOUNDATION INC
Also known as GOG
Tax-exempt · EDGEWATER, MD 21037
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $92,424,680 | $82,222,187 | $10,202,493 | $171,347,628 | $57,925,938 | $113,421,690 |
| December 31, 2024 | 990 | $68,477,086 | $65,073,610 | $3,403,476 | $145,468,069 | $47,814,920 | $97,653,149 |
| December 31, 2023 | 990 | $66,124,814 | $63,899,174 | $2,225,640 | $125,267,390 | $38,249,425 | $87,017,965 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $3,858,127
- of which government grants
- $2,524,549
- Program service revenue
- $82,361,494
- Investment income
- $5,964,248
- Net rental income
- $92,834
- Net gain from sales of assets
- $1,091,253
- Other revenue
- $240,811
Expenses
- Grants and similar amounts paid
- $199,175
- Compensation of officers, directors and key employees
- $2,403,505
- Other salaries and wages
- $6,406,521
- Salaries, compensation and benefits (total)
- $11,646,407
- Professional fundraising fees
- $0
- Legal fees
- $193,860
- Accounting fees
- $71,519
- Occupancy
- $481,107
- Travel
- $781,585
- Program services (functional)
- $81,954,722
- Management and general (functional)
- $183,047
- Fundraising (functional)
- $84,418
Balance sheet and other
- Total assets, start of year
- $145,468,069
- Total assets, end of year
- $171,347,628
- Total liabilities, end of year
- $57,925,938
- Net assets, end of year
- $113,421,690
- Publicly traded securities
- $98,208,581
- Net assets without donor restrictions
- $113,421,690
- Gross unrelated business income
- -$969
- Gross receipts
- $123,118,078
- Employees
- 76
- Volunteers
- 6
- Year formed
- 2002
- State of legal domicile
- DC
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 | Other / benefits |
|---|---|---|---|---|
| MARY SHARP | CFO Officer | 35 | $322,779 | $61,993 |
| LAURA L REESE | ED, OPERATIONS Officer | 35 | $301,342 | $59,538 |
| MICHAEL S POWERS | GENERAL COUNSEL Officer | 35 | $307,384 | $48,203 |
| JENNIFER T KIEN | ED, COMMS, PHILANTHROPY & INDUSTRY REL Key employee | 35 | $253,851 | $77,749 |
| KATHLEEN E CAMPBELL-SIMMS | ED, PARTNERS, CLINICAL TRIALS MGMT Key employee | 35 | $200,635 | $69,874 |
| NOLA R BENCZE | COMPLIANCE ATTORNEY Highest-paid employee | 35 | $206,501 | $46,001 |
| NICOLE M LAMACK | SR DIR GRANTS, ACCTING, SITE CONTRACTING Key employee | 35 | $203,959 | $48,469 |
| CASI A MORALES | CLINICAL TRIALS CONTRACTS ATTORNEY Highest-paid employee | 35 | $168,124 | $64,666 |
| HEATHER LANKES | DIRECTOR, TRANSLATIONAL RESEARCH Highest-paid employee | 35 | $174,179 | $56,178 |
| WENDY WELLS | DIRECTOR, FINANCE Highest-paid employee | 35 | $173,128 | $55,972 |
| JOSH J KILLION | SR DIRECTOR, IT Key employee | 35 | $179,371 | $41,162 |
| JENNIFER KLEIN | CLINICAL TRIALS MANAGER Highest-paid employee | 35 | $179,579 | $27,012 |
| THOMAS WALSH | CFO (FROM SEP '25) Officer | 35 | $75,057 | $19,140 |
| THOMAS J HERZOG MD | PRESIDENT Trustee or director, Officer | 20 | $50,000 | $0 |
| LARRY J COPELAND MD | IMMEDIATE PAST PRESIDENT Trustee or director, Officer | 20 | $50,000 | $0 |
15 more people on this return
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| ROBERT S MANNEL MD | SR. VICE PRESIDENT Trustee or director, Officer | 13 | $33,000 |
| CAROL AGHAJANIAN MD | VICE PRESIDENT Trustee or director, Officer | 1 | $0 |
| ROBERT L COLEMAN MD | VICE PRESIDENT Trustee or director, Officer | 1 | $0 |
| BRADLEY J MONK MD | VICE PRESIDENT Trustee or director, Officer | 1 | $0 |
| KATHLEEN N MOORE MD | TREASURER Trustee or director, Officer | 1 | $0 |
| DAVID G MUTCH MD | SECRETARY Trustee or director, Officer | 1 | $0 |
| PAUL A DISILVESTRO MD | VICE PRESIDENT Trustee or director, Officer | 1 | $0 |
| ANGELES ALVAREZ SECORD MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 |
| JYOTI MAYADEV MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 |
| TASHANNA MYERS MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 |
| ALEXANDER B OLAWAIYE MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 |
| DAVID O'MALLEY MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 |
| MATTHEW POWELL MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 |
| LESLIE M RANDALL MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 |
| BRIAN SLOMOVITZ MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 |
990 for the year ended December 31, 2024: 29 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| MARY SHARP | CHIEF FINANCIAL OFFICER Officer | 35 | $315,872 | $67,504 |
| MICHAEL S POWERS | GENERAL COUNSEL Key employee | 35 | $301,455 | $47,041 |
| LAURA L REESE | EXECUTIVE DIRECTOR, OPERATIONS Officer | 35 | $281,816 | $62,395 |
| JENNIFER T KIEN | EXECUTIVE DIRECTOR, BUSI. DEV. Key employee | 35 | $252,321 | $72,088 |
| KATHLEEN E CAMPBELL-SIMMS | EXECUTIVE DIRECTOR, SITE ENGAGEMENT Key employee | 35 | $178,477 | $59,534 |
| NOLA R BENCZE | COMPLIANCE ATTORNEY Highest-paid employee | 35 | $185,914 | $48,723 |
| LISA M RICHFORD | CONTRACTS ATTORNEY Highest-paid employee | 35 | $163,929 | $67,256 |
| WENDY WELLS | DIRECTOR, FINANCE Highest-paid employee | 35 | $169,219 | $59,150 |
| NICOLE M LAMACK | SR. DIR., GRANTS, ACCTING, SITE CONTRACT Key employee | 35 | $174,970 | $46,254 |
| CASI A MORALES | CONTRACTS ATTORNEY Highest-paid employee | 35 | $165,322 | $53,746 |
| HEATHER LANKES | DIRECTOR, TRANSLATIONAL RESEARCH Highest-paid employee | 35 | $171,804 | $45,915 |
| JOSH J KILLION | DIRECTOR, IT Key employee | 35 | $176,225 | $36,313 |
| THOMAS J HERZOG MD | PRESIDENT Trustee or director, Officer | 20 | $50,000 | $0 |
| LARRY J COPELAND MD | IMMEDIATE PAST PRESIDENT Trustee or director, Officer | 20 | $50,000 | $0 |
| ROBERT S MANNEL MD | SR. VICE PRESIDENT Trustee or director, Officer | 13 | $33,000 | $0 |
| CAROL AGHAJANIAN MD | VICE PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| ROBERT L COLEMAN MD | VICE PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| BRADLEY J MONK MD | VICE PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| KATHLEEN N MOORE MD | TREASURER Trustee or director, Officer | 1 | $0 | $0 |
| DAVID G MUTCH MD | SECRETARY Trustee or director, Officer | 1 | $0 | $0 |
| ANGELES ALVAREZ SECORD MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 | $0 |
| PAUL A DISILVESTRO MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 | $0 |
| JYOTI MAYADEV MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 | $0 |
| TASHANNA MYERS MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 | $0 |
| ALEXANDER B OLAWAIYE MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 | $0 |
| DAVID O'MALLEY MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 | $0 |
| MATTHEW POWELL MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 | $0 |
| LESLIE M RANDALL MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 | $0 |
| BRIAN SLOMOVITZ MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 | $0 |
990 for the year ended December 31, 2023: 25 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| MARY SHARP | CHIEF FINANCIAL OFFICER Officer | 35 | $313,565 | $65,595 |
| MICHAEL S POWERS | GENERAL COUNSEL Key employee | 35 | $299,030 | $46,606 |
| LAURA L REESE | EXECUTIVE DIRECTOR, OPERATIONS Officer | 35 | $280,179 | $60,587 |
| JENNIFER T KIEN | EXECUTIVE DIRECTOR, BUSI. DEV. Key employee | 35 | $247,201 | $67,827 |
| NICOLE M LAMACK | SR. DIR., GRANTS, ACCT., SITE CONTRACTS Highest-paid employee | 35 | $176,494 | $44,909 |
| WENDY WELLS | DIRECTOR OF FINANCE Highest-paid employee | 35 | $165,451 | $54,651 |
| NOLA R BENCZE | COMPLIANCE ATTORNEY Highest-paid employee | 35 | $172,422 | $45,061 |
| HEATHER LANKES | DIRECTOR, TRANSLATIONAL RESEARCH Highest-paid employee | 35 | $167,852 | $43,287 |
| JOSH J KILLION | DIRECTOR, INFORMATION TECHNOLOGY Highest-paid employee | 35 | $173,169 | $35,045 |
| KATHLEEN E CAMPBELL-SIMMS | EXEC. DIR., CLINICAL TRIALS MNGT. Key employee | 35 | $171,783 | $32,043 |
| THOMAS J HERZOG MD | PRESIDENT Trustee or director, Officer | 20 | $50,000 | $0 |
| LARRY J COPELAND MD | IMMEDIATE PAST PRESIDENT Trustee or director, Officer | 20 | $50,000 | $0 |
| ROBERT S MANNEL MD | SR. VICE PRESIDENT/CHAIR Trustee or director, Officer | 13 | $33,000 | $0 |
| CAROL AGHAJANIAN MD | VICE PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| BRADLEY J MONK MD | VICE PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| KATHLEEN N MOORE MD | TREASURER Trustee or director, Officer | 1 | $0 | $0 |
| DAVID G MUTCH MD | SECRETARY Trustee or director, Officer | 1 | $0 | $0 |
| ROBERT L COLEMAN MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 | $0 |
| PAUL A DISILVESTRO MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 | $0 |
| TASHANNA MYERS MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 | $0 |
| ALEXANDER B OLAWAIYE MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 | $0 |
| DAVID O'MALLEY MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 | $0 |
| LESLIE M RANDALL MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 | $0 |
| ANGELES A SECORD MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 | $0 |
| BRIAN SLOMOVITZ MD | DIRECTOR-AT-LARGE Trustee or director | 1 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- 3168 BRAVERTON ST STE 280, EDGEWATER, MD 21037-2676
- In care of
- % LARRY COPELAND MD
- Principal officer (990 for 2025)
- THOMAS HERZOG MD, 3168 BRAVERTON ST 280, EDGEWATER, MD 21037
- Signed the 990
- THOMAS WALSH, CHIEF FINANCIAL OFFICER
- Phone
- (410) 721-7126
- Website
- WWW.GOG.ORG
- Return prepared by
- JOHNSON LAMBERT LLP
Mission
THE GOG FOUNDATION, INC. (GOG FOUNDATION) IS A NONPROFIT ORGANIZATION WITH THE PURPOSE OF PROMOTING EXCELLENCE IN THE QUALITY AND INTEGRITY OF CLINICAL AND BASIC SCIENTIFIC RESEARCH IN THE FIELD OF GYNECOLOGIC MALIGNANCIES, INCLUDING CANCERS THAT ARISE FROM THE OVARIES, UTERUS, CERVIX, VAGINA, AND VULVA. OUR INSTITUTIONS AND INVESTIGATORS ARE ESSENTIAL CONTRIBUTORS TO ADVANCEMENTS IN TREATMENT REGIMENS, SURGICAL PROCEDURES, QUALITY OF LIFE ANALYSES, AND PREVENTION KNOWLEDGE. THE RESULTS OF GOG FOUNDATION CLINICAL TRIALS HAVE INFLUENCED THE STANDARD OF CARE FOR NUMEROUS MALIGNANT GYNECOLOGIC NEOPLASMS. THE MISSION OF THE GOG FOUNDATION IS TO CONDUCT CLINICAL AND TRANSLATIONAL RESEARCH THAT POSITIVELY IMPACTS WOMEN THROUGH THE PREVENTION AND TREATMENT OF GYNECOLOGIC MALIGNANCIES. THE VISION OF THE GOG FOUNDATION IS TO BE THE PREMIER COLLABORATIVE NETWORK FOR TRANSFORMATIVE RESEARCH IN GYNECOLOGIC MALIGNANCIES.
Program accomplishments
- THE FOUNDATION IS COMMITTED TO MAINTAINING THE HIGHEST STANDARDS IN CLINICAL TRIALS DEVELOPMENT, EXECUTION, ANALYSIS AND DISTRIBUTION OF RESULTS. CONTINUOUS EVALUATION OF OUR PROCESSES IS UTILIZED IN ORDER TO CONSTANTLY IMPROVE THE QUALITY OF PATIENT CARE. IN 2025 THE GOG FOUNDATION, INC. CONDUCTED CLINICAL TRIALS THROUGH OUR 300 PLUS INSTITUTIONS. THESE EXPENSES INCLUDED PROTOCOL DEVELOPMENT, REGULATORY AFFAIRS, MEETINGS TO REVIEW TRIAL DATA, TRIAL DEVELOPMENT THROUGH COMMITTEE FUNCTIONS AND OTHER INDIRECT RELATED EXPENSES.Expenses $81,954,722 · grants $199,175 · revenue $82,361,494
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
- 03-0466352
- 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
- 2003
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Medical research (H30)
- Assets (IRS master file)
- $171,347,628
- Income (IRS master file)
- $123,118,078
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $92,424,680 | $82,222,187 | $171,347,628 | XML |
| 990-T | December 2025 | – | – | – | IRS |
| 990 | December 2024 | $68,477,086 | $65,073,610 | $145,468,069 | IRS |
| 990-T | December 2024 | – | – | – | IRS |
| 990 | December 2023 | $66,124,814 | $63,899,174 | $125,267,390 | XML |
| 990-T | December 2023 | – | – | – | IRS |
| 990 | December 2022 | $78,963,515 | $77,876,182 | $121,695,813 | IRS |
| 990-T | December 2022 | – | – | – | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990-T | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990-T | December 2020 | – | – | – | 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 03-0466352).
Questions about THE GOG FOUNDATION INC
- What is the EIN of THE GOG FOUNDATION INC?
- The employer identification number (EIN) of THE GOG FOUNDATION INC is 03-0466352.
- Is THE GOG FOUNDATION INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2003.
- Are donations to THE GOG FOUNDATION INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does THE GOG 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 THE GOG 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 THE GOG 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 THE GOG FOUNDATION INC?
- The 990 for the year ended December 31, 2025 names THOMAS HERZOG MD.
- Who are the officers and directors of THE GOG FOUNDATION INC?
- The 990 for the year ended December 31, 2025 lists 30 people; 16 received compensation from the organization, the highest $322,779 (MARY SHARP, CFO).
- How much revenue does THE GOG FOUNDATION INC have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $92,424,680, expenses of $82,222,187 and total assets of $171,347,628 at year end.
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