Nonprofit · EIN 22-2473000
INTERNATIONAL SOCIETY FOR INFECTIOUS DISEASES INC
Tax-exempt · BOSTON, MA 02116
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2024 | 990 | $2,023,643 | $2,722,365 | -$698,722 | $1,061,645 | $466,474 | $595,171 |
| December 31, 2023 | 990 | $3,333,521 | $2,864,856 | $468,665 | $2,986,201 | $756,580 | $2,229,621 |
Financial details: 990 for the year ended December 31, 2024
Revenue
- Contributions, gifts and grants
- $1,282,076
- Program service revenue
- $295,794
- Investment income
- $0
- Royalties
- $426,022
- Other revenue
- $445,773
Expenses
- Grants and similar amounts paid
- $150,000
- Compensation of officers, directors and key employees
- $414,994
- Other salaries and wages
- $842,802
- Salaries, compensation and benefits (total)
- $1,385,783
- Professional fundraising fees
- $0
- Legal fees
- $68,953
- Accounting fees
- $43,921
- Travel
- $420,778
- Depreciation
- $6,675
- Program services (functional)
- $2,179,049
- Management and general (functional)
- $470,981
- Fundraising (functional)
- $72,335
Balance sheet and other
- Total assets, start of year
- $2,051,401
- Total assets, end of year
- $1,061,645
- Total liabilities, end of year
- $466,474
- Net assets, end of year
- $595,171
- Land, buildings and equipment
- $12,506
- Net assets with donor restrictions
- $595,171
- Gross receipts
- $2,023,643
- Employees
- 8
- Volunteers
- 10
- Year formed
- 1983
- State of legal domicile
- MA
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, 2024, highest compensation first.
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| LINDA MACKINNON | CEO Officer | 40 | $237,346 | $19,567 |
| CHRISTOPHER WIDMER | COO Officer | 40 | $136,759 | $22,969 |
| JULIA MAXWELL | DIRECTOR OF DISEASE SURVEILLANCE Highest-paid employee | 40 | $130,000 | $9,075 |
| JAROD HANSON | PROMED CHIEF CONTENT OFFICER Highest-paid employee | 40 | $138,612 | $0 |
| DR SALLY ROBERTS | PRESIDENT & TREASURER Trustee or director, Officer | 1 | $0 | $0 |
| NEELIKA MALAVIGE | PRESIDENT- ELECT Trustee or director, Officer | 1 | $0 | $0 |
| PAUL ANANTHARAJAH TAMBYAH | PAST PRESIDENT Trustee or director | 1 | $0 | $0 |
| DR PATRICIO ACOSTA | BOARD MEMBER Trustee or director | 1 | $0 | $0 |
| DR JAFFAR AL-TAWFIQ | BOARD MEMBER Trustee or director | 1 | $0 | $0 |
| GONZALO BEARMAN | BOARD MEMBER Trustee or director | 1 | $0 | $0 |
| DR HELENA MALTEZOU | BOARD MEMBER Trustee or director | 1 | $0 | $0 |
| CONSTANCE GEORGINA WALYARO | BOARD MEMBER Trustee or director | 1 | $0 | $0 |
| ROBERT HEYDERMAN | BOARD MEMBER Trustee or director | 1 | $0 | $0 |
| ALLISON HOLMES | BOARD MEMBER Trustee or director | 1 | $0 | $0 |
990 for the year ended December 31, 2023: 13 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| LINDA MACKINNON | CEO Officer | 40 | $239,684 | $16,157 |
| CATHERINE CROWLEY | DIRECTOR OF BUSINESS DEVELOPMENT Highest-paid employee | 40 | $122,174 | $9,004 |
| JULIA MAXWELL | DIRECTOR OF DISEASE SURVEILLANCE Highest-paid employee | 40 | $119,871 | $8,961 |
| CHRISTOPHER WIDMER | COO Officer | 40 | $90,850 | $16,804 |
| JAFFAR AL-TAWFIQ | BOARD MEMBER Trustee or director | 1 | $0 | $0 |
| GONZALO BEARMAN | BOARD MEMBER Trustee or director | 1 | $0 | $0 |
| HELENA MALTEZOU | BOARD MEMBER Trustee or director | 1 | $0 | $0 |
| CONNIE WALYARO | BOARD MEMBER Trustee or director | 1 | $0 | $0 |
| ROBERT HEYDERMAN | BOARD MEMBER Trustee or director | 1 | $0 | $0 |
| NEELIKA MALAVIGE | BOARD MEMBER Trustee or director | 1 | $0 | $0 |
| ALLISON HOLMES | PAST PRESIDENT Trustee or director | 1 | $0 | $0 |
| PAUL TAMBYAH | PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| SALLY ROBERTS | TREASURER & PRESIDENT ELECT Trustee or director, Officer | 1 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- 867 BOYLSTON STREET 5TH FLOOR 1985, BOSTON, MA 02116-2774
- Principal officer (990 for 2024)
- LINDA MACKINNON, 867 BOYLSTON STREET 5TH FLOOR 1985, BOSTON, MA 02116
- Signed the 990
- LINDA MACKINNON, CEO
- Phone
- (617) 925-5272
- Website
- WWW.ISID.ORG
- Return prepared by
- BAKER TILLY ADVISORY GROUP LP
Mission
THE MISSION OF INTERNATIONAL SOCIETY FOR INFECTIOUS DISEASES IS TO SUPPORT HEALTH PROFESSIONALS, NON-GOVERNMENT ORGANIZATIONS, AND GOVERNMENTS AROUND THE WORLD IN THEIR WORK TO PREVENT, INVESTIGATE AND MANAGE INFECTIOUS DISEASE OUTBREAKS WHEN THEY OCCUR, PARTICULARLY IN COUNTRIES THAT HAVE LIMITED RESOURCES AND WHICH DISPROPORTIONATELY BEAR THE BURDEN OF INFECTIOUS DISEASES.
Program accomplishments
- ISID CONTINUES TO INCREASE THE KNOWLEDGE BASE OF INFECTIOUS DISEASE PRACTITIONERS WITHIN A ONE HEALTH CONTEXT THROUGHOUT THE WORLD AT LARGE. THROUGH RESEARCH, MENTORSHIP, AND CONTENT GENERATION, ISID ENHANCES PROFESSIONAL DEVELOPMENT OF INDIVIDUALS IN THIS DISCIPLINE. FROM SMALL GRANTS PROGRAMS TO LARGE SCALE CONGRESS PROGRAMMING, ISID IS A LEADER IN FOSTERING THE DEVELOPMENT OF EARLY CAREER INFECTIOUS DISEASE PROFESSIONALS WITHIN DEVELOPING ECONOMIES. ISID IS THE INNOVATOR IN EMERGING DISEASES OUTBREAK DETECTION AND SHARES MILLIONS OF REAL-TIME ALERTS TO SUBSCRIBER EMAILS EVERY MONTH. ISID PUBLISHES 3 PEER-REVIEWED OPEN-ACCESS SCIENTIFIC JOURNALS ONLINE WHICH ALLOWS SCIENTISTS FROM ALL COUNTRIES TO UPDATE THEIR KNOWLEDGE ON NEW CLINICAL SCIENCE AND SKILLS IN THE FIELD OF INFECTIOUS DISEASES.Expenses $2,179,049 · grants $150,000 · revenue $721,816
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 | Not 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
- 22-2473000
- 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
- 1989
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Voluntary health associations and medical disciplines (G99Z)
- Assets (IRS master file)
- $1,061,645
- Income (IRS master file)
- $2,023,643
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2024 | $2,023,643 | $2,722,365 | $1,061,645 | IRS |
| 990 | December 2023 | $3,333,521 | $2,864,856 | $2,986,201 | XML |
| 990 | December 2022 | $2,861,337 | $4,101,295 | $2,622,557 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | 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 22-2473000).
Questions about INTERNATIONAL SOCIETY FOR INFECTIOUS DISEASES INC
- What is the EIN of INTERNATIONAL SOCIETY FOR INFECTIOUS DISEASES INC?
- The employer identification number (EIN) of INTERNATIONAL SOCIETY FOR INFECTIOUS DISEASES INC is 22-2473000.
- Is INTERNATIONAL SOCIETY FOR INFECTIOUS DISEASES INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1989.
- Are donations to INTERNATIONAL SOCIETY FOR INFECTIOUS DISEASES INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does INTERNATIONAL SOCIETY FOR INFECTIOUS DISEASES 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 INTERNATIONAL SOCIETY FOR INFECTIOUS DISEASES INC due?
- The return for tax year 2025 (the year ending December 31, 2025) is due May 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did INTERNATIONAL SOCIETY FOR INFECTIOUS DISEASES INC last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended December 2024.
- Who is the principal officer of INTERNATIONAL SOCIETY FOR INFECTIOUS DISEASES INC?
- The 990 for the year ended December 31, 2024 names LINDA MACKINNON.
- Who are the officers and directors of INTERNATIONAL SOCIETY FOR INFECTIOUS DISEASES INC?
- The 990 for the year ended December 31, 2024 lists 14 people; 4 received compensation from the organization, the highest $237,346 (LINDA MACKINNON, CEO).
- How much revenue does INTERNATIONAL SOCIETY FOR INFECTIOUS DISEASES INC have?
- On its 990 for the year ended December 31, 2024 it reported revenue of $2,023,643, expenses of $2,722,365 and total assets of $1,061,645 at year end.
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