Form 990 for the fiscal year ending December 2024 (IRS tax year 2024).
Status and standing
Where the money goes
Statement of Functional Expenses
Financial health
Summary of the Filing
Balance Sheet
Statement of Revenue
Financial Metrics
Same NTEE category, revenue band, and state where available. Descriptive — not a grade.
| Metric | This org | Peer median | Percentile |
|---|---|---|---|
| Program ratio | 79% | — | — |
| Overhead ratio | 17% | — | — |
| Fundraising cost ratio | 31% | — | — |
| Revenue growth | -3% | — | — |
Straight from the Form 990 — descriptive, not an evaluation. A ratio is hidden when its base is zero or too small to be meaningful; the dollars are always shown.
Leadership and pay
Officers, Directors & Key Employees
Sarah Baker’s $409K as Head of School is at the 82nd percentile of top reported officer pay among 3683 $10–100M education nonprofits. Peer set: organizations in the same NTEE major field of work and revenue-size band, compared on each org’s own highest-paid officer/key-employee, from Form 990 Part VII / 990-PF Part VIII. Descriptive placement, not a verdict on whether the pay is appropriate.
Compensation history total reportable pay by year · 8 named individuals · Part VII
| Name | FY2024 | FY2024 | FY2023 | FY2022 | FY2021 | FY2020 |
|---|---|---|---|---|---|---|
| Elizabeth Speers | — | $304,290 | $501,291 | $510,244 | $476,773 | $471,870 |
| Sarah Baker | $409,255 | $226,195 | $115,208 | — | — | — |
| Eric Norman | $298,543 | $279,432 | $232,501 | $223,272 | $205,600 | $188,815 |
| Anthony Pisapia | — | $254,215 | $212,018 | $203,641 | $202,099 | $183,219 |
| Kristin Mumford | $240,865 | $239,802 | $189,332 | $186,503 | $187,940 | $169,228 |
| Lindsay Acevado | $164,486 | $131,150 | $130,358 | $112,173 | — | — |
| Seth Kushkin | — | — | — | — | $143,407 | $131,535 |
| Karen Graham | — | $134,177 | $123,552 | — | — | — |
Total reportable compensation (Form 990 Part VII column D / Schedule J column E) by filing year, matched by name within this organization. The Schedule J base / bonus / deferred breakdown is not parsed into this dataset.
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Governance & Policies
Mission and programs
Educates students from age 3 through 12th grade.
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Where the work happens
Educational Programs
Tower hill is a co-educational independent school with 867 students from 3 years old through grade 12 in 2024-2025 (293 lower school, 252 middle school, 322 upper school). The school provides an enriched and challenging college preparatory program in which each student's abilities and talents are recognized and respected.
After School Program
The kaleidoscope after school program serves students age 3 through 6 every school day from 2:45 to 6:00PM. This program provides a continuation of the attention and guidance they receive in tower hill's classrooms, but in a more home-like setting.
Summer camp program -summer at tower hill provides exciting academic and enrichment activities, plus a full range of athletic camps in different age groups. Day camp provides weekly themes with special guests AND/OR field trips, swimming or water play. Enrichment camps broaden children's artistic and academic horizons in new ways.
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Funders
From grant filings on record. Receipts are incomplete: individual donors are never listed.
Grants
Filing history
| Year | Revenue | Expenses | Change | Filing |
|---|---|---|---|---|
| FY2024 | $39.2M | $31.6M | -2% | 990 PDF |
| FY2023 | $39.9M | $29.9M | +18% | 990 PDF |
| FY2022 | $33.7M | $28.8M | -31% | 990 PDF |
| FY2021 | $48.8M | $27.8M | +66% | 990 PDF |
| FY2020 | $29.3M | $27.2M | 990 PDF |
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Schedules filed Part IV
Not shown yet: ratings, outcomes, and peer benchmarks. A Form 990 doesn’t report them.
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