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Princeton International School of Mathematics and Science

Princeton, NJ · EIN 46-1765277 · 501(c)(3) · School
Latest filing: Form 990 for the fiscal year ending June 30, 2025 (tax year 2024) · View the filing · Correct or respond

Princeton International School of Mathematics and Science reported $7.8 million in revenue and $7.8 million in expenses for the fiscal year ending June 30, 2025. Of every $100 it spent, $89.08 went to program services, $9.70 to management and general costs and $1.22 to fundraising. Its largest source of revenue was program service revenue such as fees, sales and contracts: 88.4% of the total. The highest compensation it reported for one person was $400,171 (Principal). 10 people received more than $100,000 in reportable compensation. Revenue rose 19% between FY2020 and FY2025. Source: Form 990, FY2025.

Where $100 of spending went

The fiscal year ending June 30, 2025 · Form 990, Part IX, line 25 · total expenses $7.8M

For context, the median across 5,499 covered education charities: $85.56 programs, $13.59 management, $0.85 fundraising (medians computed separately, so they may not sum to $100).

Where $100 of revenue came from

The fiscal year ending June 30, 2025 · Form 990, Part VIII · total revenue $7.8M

The 990 scorecard · same measures for every charity, no grades

FY2025 filing. Median across 5,499 covered charities in this category, from their latest filings.
MeasureFY2025Median
Program services
Part IX 25(B) ÷ 25(A)
89.1%84.4%
Management & general
Part IX 25(C) ÷ 25(A)
9.7%13.4%
Fundraising
Part IX 25(D) ÷ 25(A)
1.2%0.8%
Fundraising cost per $1 of contributions
Part IX 25(D) ÷ Part VIII 1h
Not reported$0.04
Contributions & grants share of revenue
Part VIII 1h ÷ 12
2.3%19.1%
Government grants share of revenue
Part VIII 1e ÷ 12
0.0%1.1%
Program service revenue share
Part VIII 2g ÷ 12
88.4%69.9%
Highest reported compensation
Part VII-A, columns D–F
$400,171$331,578
Highest compensation as share of expenses
Part VII-A ÷ Part IX 25(A)
5.13%1.28%
People paid over $100,000
Part VII, line 2
108
Net assets, in months of expenses
Part X 33(B) ÷ monthly expenses
-16.213.3
Independent voting board members
Part VI 1a–1b
12 of 17100.0%

A median is context, not a target: hospitals, universities, food banks and grantmakers spend in very different ways. What these measures can and can't tell you.

What the money paid for, in its own words

FY2025 · Form 990, Part III · the three largest programs by expense
$6.9M expenses · 100.0% of program spending

Princeton International School of Mathematics and Science immerses a multi-cultural, self-motivated student body in an integrated STEM-centered curriculum and a research program that identifies and develops each student's potential. Our approach promotes critical thinking, imagination, and deep curiosity, and enables students to ask meaningful questions and to contribute to a diverse and dynamic world

Highest reported compensation

FY2025 · Form 990, Part VII, Section A · roles as filed; names are in the filing, not here
RoleFrom this orgFrom related orgsOtherTotal
Principal
Officer, 40.00 hrs/week
$400,072$0$99$400,171
Executive Chair
Director/trustee, officer, 40.00 hrs/week
$251,362$0$24,499$275,861
Co-principal
Listed in Part VII, 40.00 hrs/week
$196,061$0$24,492$220,553
Co-principal
Listed in Part VII, 40.00 hrs/week
$171,536$0$24,758$196,294
Asst. Principal
Listed in Part VII, 40.00 hrs/week
$145,903$0$10,906$156,809
Deputy Principal
Listed in Part VII, 40.00 hrs/week
$148,782$0$28$148,810
Dean of Counseling
Listed in Part VII, 40.00 hrs/week
$137,742$0$10,948$148,690
Admission Director
Listed in Part VII, 40.00 hrs/week
$122,370$0$24,750$147,120

10 people received more than $100,000 in reportable compensation from Princeton International School of Mathematics and Science (Part VII, line 2). Compensation of current officers, directors and key employees totaled $381K (Part IX, line 5).

6 years of filings

Form 990, Parts I, VII, IX and X · each row is that year's own filing, linked
RevenueExpenses
$0$5.0M$10M$15M$20MFY2020FY2021FY2022FY2023FY2024FY2025$7.8M$7.8M
FilingRevenueExpensesProgramsNet assetsTop pay
FY2025 ⓘ$7.8M$7.8M89.1%−$11M$400,171
FY2024 ⓘ$11M$7.9M85.7%−$11M$512,048
FY2023 ⓘ$6.9M$7.1M86.7%−$14M$239,096
FY2022 (amended) ⓘ$6.3M$6.1M86.5%−$13M$247,200
FY2021 ⓘ$4.9M$4.1M78.7%−$14M$240,000
FY2020 ⓘ$6.5M$6.1M85.2%−$14M$360,000

Governance answers, as filed

FY2025 · the organization's own yes/no answers; explanations, if any, are in Schedule O of the filing · what each means
  • Voting board members, and how many are independent Part VI, lines 1a–1b17 · 12 independent
  • Audited financial statements Part XII 2bYes
  • Conflict-of-interest policy Part VI 12aNo
  • Whistleblower policy Part VI 13No
  • Document retention policy Part VI 14No
  • Independent process for top executive pay Part VI 15aYes
  • Board given the 990 before filing Part VI 11aYes
  • Family or business ties among insiders Part VI 2No
  • Aware of a significant diversion of assets Part VI 5No
  • Excess benefit transaction with an insider Part IV 25aNo
  • Loans to or from insiders outstanding Part IV 26No
  • Lobbying, or a 501(h) election in effect Part IV 4No
  • Over $15,000 of professional fundraising services Part IV 18No
  • Over $10,000 of activity outside the U.S. Part IV 14bNo
  • Employees Part I, line 554

Private foundation grants it received

1 private foundation reported grants to Princeton International School of Mathematics and Science totaling $24 on their tax year 2023 Form 990-PF returns. See which foundations, on WHOFUNDS.

Source: WHOFUNDS open grant graph, matched from Form 990-PF Part XV.

Correct a figure or respond

Every number above is copied from Princeton International School of Mathematics and Science's own Form 990. If one doesn't match the filing, that's our error and we'll fix it. If you work for Princeton International School of Mathematics and Science, you can publish a response that is linked from this page.

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Questions people ask

How much of Princeton International School of Mathematics and Science's spending goes to programs?

In the fiscal year ending June 30, 2025, Princeton International School of Mathematics and Science reported that 89.1% of its $7.8 million in expenses went to program services, 9.7% to management and general and 1.2% to fundraising (Form 990, Part IX).

How much does Princeton International School of Mathematics and Science pay its top executive?

The largest total compensation Princeton International School of Mathematics and Science reported for one person in the fiscal year ending June 30, 2025 was $400,171, for the role of Principal (Form 990, Part VII, including compensation from related organizations and other compensation).

Where does Princeton International School of Mathematics and Science get its money?

Of $7.8 million in revenue in the fiscal year ending June 30, 2025, 2.3% came from contributions and grants and 88.4% from program service revenue (Form 990, Part VIII).

Is Princeton International School of Mathematics and Science a registered charity?

The IRS lists EIN 46-1765277 as a 501(c)(3) organization (school), and its records show contributions as tax-deductible. Form 990 filings on record here cover tax years 2019, 2020, 2021, 2022, 2023, 2024. A filing shows what the organization reported; it doesn't by itself show whether a program works.

Sources

  • FY2025: Form 990 for the fiscal year ending June 30, 2025, object 202641329349300534 · read the filing
  • FY2024: Form 990 for the fiscal year ending June 30, 2024, object 202520459349301867 · read the filing
  • FY2023: Form 990 for the fiscal year ending June 30, 2023, object 202411239349301311 · read the filing
  • FY2022: Form 990 for the fiscal year ending June 30, 2022 (amended), object 202301889349300220 · read the filing
  • FY2021: Form 990 for the fiscal year ending June 30, 2021, object 202220079349300212 · read the filing
  • FY2020: Form 990 for the fiscal year ending June 30, 2020, object 202013539349300521 · read the filing

All filings for EIN 46-1765277: ProPublica Nonprofit Explorer · IRS Tax Exempt Organization Search. Figures are as the organization reported them; we have not audited them.