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THE INTERNATIONAL SCHOOL OF BOSTON (ISB) IS AN INDEPENDENT, NON-PROFIT, PRESCHOOL-12 FRENCH-ENGLISH BILINGUAL AND INTERNATIONAL SCHOOL LOCATED IN CAMBRIDGE, MASSACHUSETTS, IN ONE OF THE MOST VIBRANT METROPOLITAN AREAS IN THE UNITED STATES. AS A WORLD-CLASS, ACCREDITED ACADEMIC INSTITUTION, ISB PLACES THE DEVELOPMENT OF THE BILINGUAL BRAIN AT THE HEART OF ITS MISSION. ISB STUDENTS GRADUATE WITH AN AMERICAN HIGH SCHOOL DIPLOMA AND CHOOSE BETWEEN TWO INTERNATIONALLY RENOWNED DIPLOMAS, THE FRENCH OR THE INTERNATIONAL BACCALAUREATE, GIVING THEM THE OPPORTUNITY TO THRIVE AT LEADING UNIVERSITIES IN THE UNITED STATES, FRANCE, AND AROUND THE WORLD. OFFERING A RICH EXPERIENCE WITH RIGOROUS PROGRAMS, ISB PREPARES ITS STUDENTS FOR A LIFETIME OF LEARNING AND SERVICE.
Source: IRS Form 990 (Tax Year 2023)
Source: IRS e-Filed Form 990 (from the IRS e-File system), Tax Year 2022
Total Revenue
▼$24.1M
Program Spending
80%
of total expenses go to program services
Total Contributions
$2.3M
Total Expenses
▼$22M
Total Assets
$44.8M
Total Liabilities
▼$32.5M
Net Assets
$12.3M
Officer Compensation
→$697.7K
Other Salaries
$11M
Investment Income
$36K
Fundraising
▼$72.4K
Source: USAspending.gov
No federal awards found for this organization.
USAspending.gov tracks federal grants, cooperative agreements, and other financial assistance. Not all nonprofits receive federal funding.
Source: Federal Audit Clearinghouse (fac.gov)
No federal single audit records found for this organization.
Single audits are required for entities expending $750,000+ in federal awards annually.
Tax Year 2022 · Source: IRS e-Filed Form 990Schedule J available
Individuals serving as officers, directors, or trustees of the organization.
| Name | Title | Hrs/Wk | Compensation | Related Orgs | Other |
|---|
Source: IRS Publication 78, Auto-Revocation List & e-Postcard Data
Tax-deductible contributions: Yes
Deductibility code: PC
Sources: IRS e-Filed Form 990 (XML) & ProPublica Nonprofit Explorer
Scroll →
| Year | Revenue | Contributions | Expenses | Assets | Net Assets |
|---|---|---|---|---|---|
| 2023 | $24.1M | $2.3M | $22M | $44.8M | $12.3M |
| 2022IRS e-File | $24.1M | $2.3M | $22M | $44.8M | $12.3M |
| 2021 | $19.9M | $2.8M | $18.8M | $37.4M | $9.7M |
| 2020 | $18.5M | $296.3K | $18.5M |
Sources: ProPublica Nonprofit Explorer & IRS e-File Index
| Tax Year | Form Type | Source | Documents |
|---|---|---|---|
| 2024 | 990 | IRS e-File | PDF not yet published by IRSView Filing → |
| 2023 | 990 | DataIRS e-File | PDF not yet published by IRSView Filing → |
| 2022 | 990 | DataIRS e-File |
Financial data: IRS e-Filed Form 990 (Tax Year 2022)
Leadership & compensation: IRS e-Filed Form 990, Part VII (Tax Year 2022)
Organization info: IRS Business Master File
Tax-deductibility: IRS Publication 78
| Total |
|---|
| Richard Ulffers | Head Of School | 40 | $327.3K | $0 | $26.3K | $353.6K |
| Isabelle Praud | Chief Financial Officer | 40 | $190.1K | $0 | $39.2K | $229.3K |
| Florence Bourgeois | Chair Of The Board | 1 | $0 | $0 | $0 | $0 |
| Muriel Medard | Treasurer | 1 | $0 | $0 | $0 | $0 |
| Sandra Vrejan | Clerk | 1 | $0 | $0 | $0 | $0 |
Richard Ulffers
Head Of School
$353.6K
Hrs/Wk
40
Compensation
$327.3K
Related Orgs
$0
Other
$26.3K
Isabelle Praud
Chief Financial Officer
$229.3K
Hrs/Wk
40
Compensation
$190.1K
Related Orgs
$0
Other
$39.2K
Florence Bourgeois
Chair Of The Board
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
Muriel Medard
Treasurer
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
Sandra Vrejan
Clerk
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
Highest compensated employees who are not officers or directors.
| Name | Title | Hrs/Wk | Compensation | Related Orgs | Other | Total |
|---|---|---|---|---|---|---|
| Mehdi Lazar | Assistant Of Head Of School | 40 | $165.2K | $0 | $26K | $191.2K |
| Philippe Caron-Audet | Secondary School Director | 40 | $157.8K | $0 | $20.2K | $178.1K |
| Sam Rodger | It Director | 40 | $124.2K | $0 | $16.2K | $140.5K |
| Catherine Marie Bastien | Extracurricular Director | 40 |
Mehdi Lazar
Assistant Of Head Of School
$191.2K
Hrs/Wk
40
Compensation
$165.2K
Related Orgs
$0
Other
$26K
Philippe Caron-Audet
Secondary School Director
$178.1K
Hrs/Wk
40
Compensation
$157.8K
Related Orgs
$0
Other
$20.2K
Sam Rodger
It Director
$140.5K
Hrs/Wk
40
Compensation
$124.2K
Related Orgs
$0
Other
$16.2K
Members of the governing board. Board members often serve without compensation.
| Name | Title | Hrs/Wk | Compensation | Related Orgs | Other | Total |
|---|---|---|---|---|---|---|
| Brandon Berger | Trustee | 1 | $0 | $0 | $0 | $0 |
| Chadi Tannoury | Trustee | 1 | $0 | $0 | $0 | $0 |
| Eric Thompson | Trustee | 1 | $0 | $0 | $0 | $0 |
| Eunice Chapon | Trustee | 1 | $0 | $0 | $0 | $0 |
| Jeremy Wohlwend | Isb Alumnus | 1 | $0 | $0 | $0 | $0 |
| Maryann Sorel | Trustee |
Brandon Berger
Trustee
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
Chadi Tannoury
Trustee
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
Eric Thompson
Trustee
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
| $36.3M |
| $8.7M |
| 2019 | $19.2M | $392.1K | $18.7M | $35.2M | $8.6M |
| 2018 | $18.2M | $390.7K | $17.8M | $33.5M | $8.1M |
| 2017 | $17.2M | $319.1K | $16.8M | $29.3M | $7.8M |
| 2016 | $17.6M | $317.1K | $17M | $26.9M | $7.4M |
| 2015 | $16.6M | $311.1K | $16.3M | $27.2M | $6.8M |
| 2014 | $15.9M | $345K | $15.3M | $25.6M | $6.5M |
| 2013 | $16.2M | $331.5K | $15.1M | $24.9M | $5.9M |
| 2012 | $14.1M | $373.2K | $13.5M | $24.2M | $4.8M |
| 2011 | $12.8M | $295.3K | $12.2M | $14.4M | $4.2M |
| 2021 | 990 | Data |
| 2020 | 990 | Data |
| 2019 | 990 | Data |
| 2018 | 990 | Data |
| 2017 | 990 | Data |
| 2016 | 990 | Data |
| 2015 | 990 | Data |
| 2014 | 990 | Data |
| 2013 | 990 | Data |
| 2012 | 990 | Data |
| 2011 | 990 | Data |
| 2010 | 990 | — |
| 2009 | 990 | — |
| 2008 | 990 | — |
| 2007 | 990 | — |
| 2006 | 990 | — |
| 2005 | 990 | — |
| 2004 | 990 | — |
| 2003 | 990 | — |
| 2002 | 990 | — |
| 2001 | 990 | — |
| $109.2K |
| $0 |
| $27K |
| $136.2K |
| Lucy Jane Pelham | Admissions Director | 40 | $118.2K | $0 | $8,784 | $127K |
Catherine Marie Bastien
Extracurricular Director
$136.2K
Hrs/Wk
40
Compensation
$109.2K
Related Orgs
$0
Other
$27K
Lucy Jane Pelham
Admissions Director
$127K
Hrs/Wk
40
Compensation
$118.2K
Related Orgs
$0
Other
$8,784
| 1 |
| $0 |
| $0 |
| $0 |
| $0 |
| Patrick Hamilton | Trustee | 1 | $0 | $0 | $0 | $0 |
| Philippe Suhas | Trustee | 1 | $0 | $0 | $0 | $0 |
| Rene Robert | Trustee | 1 | $0 | $0 | $0 | $0 |
Eunice Chapon
Trustee
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
Jeremy Wohlwend
Isb Alumnus
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
Maryann Sorel
Trustee
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
Patrick Hamilton
Trustee
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
Philippe Suhas
Trustee
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
Rene Robert
Trustee
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0