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Nonprofit · EIN 57-0408245

AMERICAN SOCIETY OF TROPICAL MEDICINE AND HYGIENE

Tax-exempt · ARLINGTON, VA 22202

Financials

$5.7M$7M2023$7.4M$6.6M2024
Revenue Expenses · by fiscal year end
Financials of AMERICAN SOCIETY OF TROPICAL MEDICINE AND HYGIENE by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
June 30, 2025990$7,394,091$6,570,330$823,761$15,115,472$949,859$14,165,613
June 30, 2024990$5,710,091$6,951,165-$1,241,074$13,537,738$737,201$12,800,537
Financial details: 990 for the year ended June 30, 2025

Revenue

Contributions, gifts and grants
$1,261,072
Program service revenue
$5,284,736
Investment income
$827,929
Net gain from sales of assets
$382,498
Other revenue
$20,354

Expenses

Grants and similar amounts paid
$505,094
Compensation of officers, directors and key employees
$429,981
Other salaries and wages
$966,790
Salaries, compensation and benefits (total)
$1,839,467
Professional fundraising fees
$0
Legal fees
$176,465
Accounting fees
$114,684
Travel
$108,971
Depreciation
$17,280
Program services (functional)
$4,882,203
Management and general (functional)
$1,688,127

Balance sheet and other

Total assets, start of year
$13,537,738
Total assets, end of year
$15,115,472
Total liabilities, end of year
$949,859
Net assets, end of year
$14,165,613
Publicly traded securities
$12,859,001
Net assets without donor restrictions
$7,619,217
Net assets with donor restrictions
$6,546,396
Gross unrelated business income
$7,250
Gross receipts
$7,930,406
Employees
16
Volunteers
250
Year formed
1951
State of legal domicile
DE

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 June 30, 2025, highest compensation first.

NameTitleHours / weekCompensationOther / benefits
JAMIE BAY NISHICEO
Officer
40$215,995$31,546
STEPHEN CROLLCOO
Officer
40$142,524$26,074
LINDA MADDOXVP MEETINGS
Highest-paid employee
40$113,334$21,295
DAVID HAMERSCIENTIFIC PROGRAM CHAIR
Trustee or director
40$31,269$0
PHILIP ROSENTHALEDITOR-IN-CHIEF
Trustee or director
40$30,000$0
DAVID ARMAND FIDOCKPRESIDENT
Trustee or director, Officer
4$0$0
KENT KESTERSECRETARY-TREASURER
Trustee or director, Officer
4$0$0
TERRIE TAYLORPRESIDENT-ELECT
Trustee or director, Officer
4$0$0
JOHANNA PATRICIA DAILYDIRECTOR
Trustee or director
1$0$0
KEKE FAIRFAXDIRECTOR
Trustee or director
1$0$0
ABIOLA FASINADIRECTOR
Trustee or director
1$0$0
BETH KIRKPATRICKDIRECTOR
Trustee or director
1$0$0
PAULINE MWINZIDIRECTOR
Trustee or director
1$0$0
WINTER OKOTHDIRECTOR
Trustee or director
1$0$0
CHRISTINA PARAGGIODIRECTOR
Trustee or director
1$0$0
4 more people on this return
NameTitleHours / weekCompensation
LINNIE GOLIGHTLYPAST PRESIDENT
Trustee or director
4$0
JOHN H AMUASIDIRECTOR
Trustee or director
1$0
EMILY S GURLEYDIRECTOR
Trustee or director
1$0
MARK KORTEPETERDIRECTOR
Trustee or director
1$0
990 for the year ended June 30, 2024: 20 people
NameTitleHours / weekCompensationOther / benefits
KAREN GORALESKICEO
Officer
40$261,744$22,460
STEPHEN CROLLCOO
Officer
40$164,351$10,784
LINDA MADDOXVP MEETINGS
Highest-paid employee
40$127,162$19,404
DAVID HAMERSCIENTIFIC PROGRAM CHAIR
Trustee or director
40$30,642$0
PHILIP ROSENTHALEDITOR-IN-CHIEF
Trustee or director
40$30,000$0
DAVID ARMAND FIDOCKPRESIDENT-ELECT
Trustee or director, Officer
4$0$0
KENT KESTERSECRETARY-TREASURER
Trustee or director, Officer
4$0$0
DANIEL G BAUSCHPAST PRESIDENT
Trustee or director
4$0$0
JOHANNA PATRICIA DAILYDIRECTOR
Trustee or director
1$0$0
KEKE FAIRFAXDIRECTOR
Trustee or director
1$0$0
ABIOLA FASINADIRECTOR
Trustee or director
1$0$0
BETH KIRKPATRICKDIRECTOR
Trustee or director
1$0$0
JONATHAN K STILESDIRECTOR
Trustee or director
1$0$0
WINTER OKOTHDIRECTOR
Trustee or director
1$0$0
BHUPENDRA TRIPATHIDIRECTOR
Trustee or director
1$0$0
LINNIE GOLIGHTLYPRESIDENT
Trustee or director, Officer
4$0$0
JOHN H AMUASIDIRECTOR
Trustee or director
1$0$0
EMILY S GURLEYDIRECTOR
Trustee or director
1$0$0
HANNAH STEINBERGDIRECTOR
Trustee or director
1$0$0
JAMIE BAY NISHICEO
Officer
40$0$0

Address and contacts

Address (IRS master file)
241 18TH ST S STE 501, ARLINGTON, VA 22202-3415
In care of
% KELLEN CO
Principal officer (990 for 2024)
STEPHEN CROLL, 241 18TH STREET SOUTH SUITE 501, ARLINGTON, VA 22202
Signed the 990
STEPHEN CROLL, COO
Phone
(571) 351-5409
Return prepared by
PORTE BROWN LLC

Mission

THE AMERICAN SOCIETY OF TROPICAL MEDICINE AND HYGIENE, FOUNDED IN 1903, IS THE LARGEST INTERNATIONAL SCIENTIFIC ORGANIZATION OF EXPERTS DEDICATED TO REDUCING THE WORLDWIDE BURDEN OF TROPICAL INFECTIOUS DISEASES AND IMPROVING GLOBAL HEALTH.

990 for the year ended June 30, 2025

Program accomplishments

  • ANNUAL MEETING OPEN TO SOCIETY MEMBERS AND NONMEMBERS. THIS PROGRAM EDUCATES THE ATTENDEES ON CURRENT DEVELOPMENTS IN TROPICAL MEDICINE (APPROXIMATELY 4,000 ATTENDEES).
    Expenses $3,004,626 · revenue $3,606,759
  • THE AMERICAN JOURNAL OF TROPICAL MEDICINE & HYGIENE PROVIDES A MONTHLY MEANS TO EDUCATE MEMBERS. APPROX. 3,500 READERS. THE MONTHLY NEWSLETTER PROVIDES MORE BROAD BASED INFORMATION. APPROX. 20,000-30,000 READERS.
    Expenses $678,458 · revenue $1,045,448
  • AWARDS TO SUPPORT RESEARCH AND EDUCATION IN THE FIELD OF TROPICAL MEDICINE.
    Expenses $505,094 · grants $505,094
  • OTHER PROGRAM SERVICES INCLUDE THE CERTIFICATION EXAMINATION, PRE-COURSE MEETINGS AND OTHER PROGRAMS.
    Expenses $694,025 · revenue $645,633

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 June, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025June 30, 2026November 16, 2026Not due yet
2024June 30, 2025November 17, 2025990 on file
2023June 30, 2024November 15, 2024990 on file

IRS record

EIN
57-0408245
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (509(a)(2))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
1958
Accounting year ends
June
Files
Form 990 or 990-EZ
Assets (IRS master file)
$15,115,472
Income (IRS master file)
$7,930,406

Filing history

FormYear endedRevenueExpensesAssetsReturn
990June 2025$7,394,091$6,570,330$15,115,472XML
990-TJune 2025–––IRS
990June 2024$5,710,091$6,951,165$13,537,738XML
990-TJune 2024–––IRS
990June 2023$5,582,213$6,611,656$13,784,695IRS
990-TJune 2023–––IRS
990June 2022–––IRS
990-TJune 2022–––IRS
990June 2021–––IRS
990-TJune 2021–––IRS
990June 2020–––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 57-0408245).

Questions about AMERICAN SOCIETY OF TROPICAL MEDICINE AND HYGIENE

What is the EIN of AMERICAN SOCIETY OF TROPICAL MEDICINE AND HYGIENE?
The employer identification number (EIN) of AMERICAN SOCIETY OF TROPICAL MEDICINE AND HYGIENE is 57-0408245.
Is AMERICAN SOCIETY OF TROPICAL MEDICINE AND HYGIENE tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1958.
Are donations to AMERICAN SOCIETY OF TROPICAL MEDICINE AND HYGIENE tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does AMERICAN SOCIETY OF TROPICAL MEDICINE AND HYGIENE 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 AMERICAN SOCIETY OF TROPICAL MEDICINE AND HYGIENE due?
The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did AMERICAN SOCIETY OF TROPICAL MEDICINE AND HYGIENE last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended June 2025.
Who is the principal officer of AMERICAN SOCIETY OF TROPICAL MEDICINE AND HYGIENE?
The 990 for the year ended June 30, 2025 names STEPHEN CROLL.
Who are the officers and directors of AMERICAN SOCIETY OF TROPICAL MEDICINE AND HYGIENE?
The 990 for the year ended June 30, 2025 lists 19 people; 5 received compensation from the organization, the highest $215,995 (JAMIE BAY NISHI, CEO).
How much revenue does AMERICAN SOCIETY OF TROPICAL MEDICINE AND HYGIENE have?
On its 990 for the year ended June 30, 2025 it reported revenue of $7,394,091, expenses of $6,570,330 and total assets of $15,115,472 at year end.

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