Is it real?
Yes. Never revoked by the IRS. Latest filing on record: FY2025. IRS ruling in May 2021.
IRS Pub. 78 · IRS Auto-Revocation List · IRS Business Master File
Where the money goes
54 cents of each dollar spent went to programs.
Form 990 Part IX, line 25, columns B–D. Every line is in By the numbers.
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Who runs it and what they're paid
17 people listed on the 990; $1.2M paid to officers and key staff.
Matt Cartier’s $213K as Chief Innovation Officer is at the 42nd 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 | FY2025 | FY2023 | FY2022 | FY2021 |
|---|---|---|---|---|
| Dr Penelope Eucker | — | $206,751 | $323,483 | $337,885 |
| Matt Cartier | $213,010 | — | — | — |
| Star Ake | $184,615 | $183,949 | $173,761 | $174,280 |
| Robert Hoornstra | — | $166,364 | $132,305 | $146,615 |
| Lynann Kovalesky | $160,148 | $118,909 | — | — |
| Dr Karen Johnson | — | $156,501 | — | — |
| William C Damour | $140,363 | — | — | — |
| Michael Pritchard | $139,780 | $116,575 | — | — |
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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Questions the 990 asks
The form asks each of these directly. These are the filed answers.
- Family or business ties among officersPt VI · Ln 2No
- Top official's pay set by an independent reviewPt VI · Ln 15aYes
Programs and updates
Educates K-12 students through a charter school.
Questions for Koson Schools
Your first name shows with your question. Koson Schools answers here, for everyone.
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Provide education to approximately 1631 students in grades K-12 for approximately 1,700 - 1,850 students.
Funders
Who pays for it.
From grant filings on record. Receipts are incomplete: individual donors are never listed.
Grants
By the numbers
The FY2025 990, line by line.
Download 990
| Line | Start FY25 | End FY25 |
|---|---|---|
| Cash and savingsLn 1–2 | $15.4M | $12.2M |
| Land, buildings, equipmentLn 10c | $3.5M | $3.5M |
| Total assetsLn 16 | $19.0M | $15.8M |
| LiabilitiesLn 26 | $807K | $21K |
| Net assetsLn 32 | $18.2M | $15.8M |
| Line | Total | Programs | Management | Fundraising |
|---|---|---|---|---|
| Other salaries and wagesLn 7 | $10.4M | $10.1M | $372K | |
| Pension plan contributionsLn 8 | $2.2M | $1.5M | $702K | |
| Other employee benefitsLn 9 | $854K | $601K | $253K | |
| Other fees for servicesLn 11g | $1.2M | $215K | $1.0M | |
| OccupancyLn 16 | $2.9M | $2.9M | ||
| TravelLn 17 | $130K | $130K | ||
| Depreciation, depletion and amortizationLn 22 | $3.7M | $217K | $3.5M | |
| InsuranceLn 23 | $259K | $259K | ||
| Other expenses (24a–d)Ln 24 | $2.8M | $640K | $2.2M | |
| Total functional expensesLn 25 | $24.5M | $13.2M | $11.3M | $0 |
Filing history
| Year | Money in | Money out | In minus out | Net assets | Download |
|---|---|---|---|---|---|
| FY2025 Latest Viewing | $21.7M | $24.5M | −$2.8M | $15.8M | 990 PDF |
| FY2024 | $21.0M | $19.4M | $1.5M | $18.2M | 990 PDF |
| FY2023 | $17.8M | $17.0M | $791K | $16.8M | 990 PDF |
| FY2022 | $18.4M | $16.7M | $1.8M | $16.0M | 990 PDF |
| FY2021 | $17.9M | $15.7M | $2.1M | $14.3M | 990 PDF |
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Schedules filed Part IV
See the full FY2025 990 (6 parts)
Part I · Summary $21,668,136 revenue, 12 lines filed
Part VI · Governance 12 of 12 board members independent, no flags
Part VIII · Statement of revenue $21,668,136 across 9 lines filed
Part IX · Statement of functional expenses $24,515,433 across 9 lines filed
Part X · Balance sheet $15,776,007 assets, 9 lines filed
Part XI · Reconciliation of net assets $15,754,707 net assets at year end
Form 990 e-file (XML) FY2025 from the IRS · Classification, formation year and address from the IRS Business Master File
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