Fenn School INC EIN 04-2104064 Form 990 (PDF) Claim this org

Fenn School INC

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Educates boys in grades 4-9 with a balanced curriculum in academics, arts, and athletics. For fiscal year 2025 it reported $20.0M in revenue, $22.9M in expenses, and $88.3M in net assets.Pt I

Founded
1929
Type
Public charity (501(c)(3)) · Nonprofit
Location
Concord, MA
Website
www.fenn.org
Filings
6 on file (2020–2025)
Revenue
$20.0MFY2025
Expenses
$22.9M
Net assets
$88.3M
People
31
Filings
6
Updates
0
More identity details & actions ⌄
EIN  04-2104064 Public charity (501(c)(3)) Concord, MA Founded 1929
Form 990 (PDF)
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Figures match the IRS filing checked 8/10/26 · see original: IRS
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Size
$10–100M
What they do
Educates boys in grades 4-9 with a balanced curriculum in academics, arts, and athletics.
Leadership
Derek R Boonisar · Head of School · $423K
Money in and out
$20.0M revenue, $22.9M expenses
Bottom line
78% program efficiency
Where the money goes · FY2025
Total revenue
$20.0M
Pt VIII · Ln 12
Total expenses
$22.9M
Pt IX · Ln 25
Net assets
$88.3M
Pt X · Ln 32
Revenue less expenses (Pt I · Ln 19): −$2.9M
Where spending went · Part IX cols B–D
Program services $0.78 Management & general $0.16 Fundraising $0.06
Program efficiency
78%
of spending reaches programs▼ -2% vs prior filing year
Operating runway
35.2mo
months of highly liquid reserves at operating expense rate▲ +6% vs prior filing year
Surplus margin
-14%
revenue over expenses, this year▼ -7% vs prior filing year

Summary of the Filing

Part I · fiscal year 2025 · Form 990
Revenue
$20.0M
FY2025▲ +3%
Expenses
$22.9M
FY2025▲ +4%
Total assets
$103.8M
FY2025▲ +6%
Total liabilities
$15.5M
FY2025▲ +7%
Total revenue
$20.0M
Pt VIII · Ln 12
Total expenses
$22.9M
Pt IX · Ln 25
Net assets
$88.3M
Pt X · Ln 32
Revenue less expensesPt I · Ln 19−$2.9M
Total assetsPt X · Ln 16$103.8M
Program-expense ratioPt IX · col B78%
Voting members of governing bodyPt I · Ln 325
Independent voting membersPt I · Ln 424

Identity & Classification

Form 990 Header · IRS Business Master File
Legal nameHdr · item CFenn School INC
EINHdr · item D04-2104064
Principal addressHdr · item CConcord, MA
WebsiteHdr · item Jwww.fenn.org
Year of formationHdr · item L1929
State of legal domicileHdr · item MMA
Exempt statusHdr · item I501(c)(3) · active
NTEE classificationIRS BMFNonprofit
Ruling yearIRS BMFMar 1972

Governance & Policies

Part VI
Voting members of the governing bodyPt VI · Ln 1a25
Independent voting membersPt VI · Ln 1b24
Conflict-of-interest policyPt VI · Ln 12aYes
Whistleblower policyPt VI · Ln 13Yes
Document retention policyPt VI · Ln 14Yes
CEO/top-official compensation independently reviewedPt VI · Ln 15aYes
Family or business relationships among officers/directorsPt VI · Ln 2No

Officers, Directors & Key Employees

Part VII, Section A · reportable compensation · most recent filed roster (FY2024); the FY2025 filing did not itemize Part VII
Head of School
$423,135Pt VII · Sec A
Assoc. Head for Finance & Operations
$256,006Pt VII · Sec A
Director of Advancement
$172,312Pt VII · Sec A
Asst. Head of School
$147,736Pt VII · Sec A
Head of Upper School
$143,313Pt VII · Sec A
Dir. of Marketing/Communications
$130,979Pt VII · Sec A
Ms Division Head
$128,780Pt VII · Sec A
$0Pt VII · Sec A

Compensation history total reportable pay by year · 8 named individuals · Part VII

NameFY2025FY2024FY2023FY2022FY2021FY2020
Derek R Boonisar$423,135$344,615$334,406$308,309$284,688$278,145
David a Platt$256,006$234,866$227,996$220,578$219,147$212,540
Rebecca Lombardo$172,312
Veronica Jorge-Curtis$155,303
Jill Miller$153,623
Nathaniel Carr$147,736$147,151
David Irwin$143,313$138,714$129,342
Nathaniel H Carr Head of$139,620

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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Mission & Programs · Part III

Where the work happens

3 program services account for $17.9M of program spending, described in the organization's own filed words · FY2024.
01

Academic Program

The school is an accredited educational institution for approximately 315 boys, grades 4 through 9. The school provides a solid curriculum in english, science, social studies, mathematics, and languages. Mathematics and language curricula allow for standard-level as well as advanced-level learning, depending on the student's abilities.

$8.9Mprogram expense
02

Athletics Program

This program promotes athletic competence, confidence, and enjoyment for students of varying athletic abilities and interests. It stresses learning and practicing individual and team skills, and it offers a variety of individual and team activities with various levels of competition.

$4.5Mprogram expense
03

Arts Program

Beginning in grade 4, the students are introduced to a six-year sequential curriculum in the arts beginning with studio art, drama, music and wood shop. As the student progresses through each grade other arts program offerings become available, such as ceramics and photography.

$4.5Mprogram expense

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Statement of Revenue

Part VIII
Program service revenue$17.8M · 89%
Contributions & grants$1.8M · 9%
Investment income$346K · 2%
Program service revenue89%$17.8M
Contributions & grants9%$1.8M
Investment income2%$346K
Other revenue$33K
Total revenueLn 12$20.0M

Statement of Functional Expenses

Part IX · allocated across program, management, and fundraising
Allocation · columns B–D
Program services $0.78 Management & general $0.16 Fundraising $0.06
Program services78%$17.9M
Management & general16%$3.6M
Fundraising6%$1.4M
Total functional expensesLn 25$22.9M

Balance Sheet

Part X · end of year
CashLn 1$7.6M
Total assetsLn 16$103.8M
Total liabilitiesLn 26$15.5M
Total net assetsLn 32$88.3M
Months of cash on handcomputed4.0

Financial Metrics

Form 990 · FY2025 · each ratio shown with the dollars behind it
Liquidity & Payout
Operating runway
Highly liquid reserves $66.8M · Operating expenses (Pt IX) $22.9M · Less non-cash grants $85K · Cash operating expenses/yr $22.8M
35.2 months
Where the money goes
Program services
Program services $17.9M · Total expenses $22.9M
78%
Management & General
Management & general $3.6M · Total expenses $22.9M
16%
Fundraising
Fundraising $1.4M · Total expenses $22.9M
6%
Cost to raise $1
Fundraising expense (3-yr avg) $1.2M · Solicited contributions (3-yr avg) $2.0M
$0.58 to raise $1 (3-yr avg)
Where the money comes from
Contribution dependence
Contributions & grants $1.8M · Total revenue $20.0M
9%
Government reliance
Government grants — · Total revenue $20.0M
Earned-income share
Program service revenue $17.8M · Total revenue $20.0M
89%
Investment reliance
Investment income $346K · Total revenue $20.0M
+2%
Program self-sufficiency
Program service revenue $17.8M · Total expenses $22.9M
78%
Growth & trend
Revenue growth (YoY)
This year $20.0M · Prior year $19.3M
+3%
Revenue CAGR
FY2019 $22.3M · FY2024 $20.0M
-2%
Net-asset trend (YoY)
End of year $88.3M · Beginning of year $83.9M
+5%
Balance sheet
Surplus Margin
Revenue $20.0M · Expenses $22.9M
-14%
Liabilities-to-Assets
Total liabilities $15.5M · Total assets $103.8M
15%
Net-asset ratio
Net assets $88.3M · Total assets $103.8M
85%
Marketable Investment Share
Publicly traded securities (Pt X, ln 11) $59.1M · Other securities (Pt X, ln 12) — · Total assets (Pt X, ln 16) $103.8M
57%
People & payroll
Highest Reported Total Compensation
Individual Derek R Boonisar · Reported title HEAD OF SCHOOL · Highest reported compensation $423K · Total expenses $22.9M
2%
Personnel share
Salaries, benefits & payroll (Pt IX 5-10) $13.4M · Total expenses $22.9M
59%
Peer comparison

Same NTEE category, revenue band, and state where available. Descriptive — not a grade.

MetricThis orgPeer medianPercentile
Program ratio 78%
Overhead ratio 16%
Fundraising cost ratio 80%
Revenue growth 3%
Investment management fee ratio 0.05%
Legal fee ratio 0.3%
Accounting fee ratio 0.4%
Fundraising fee ratio 1.0%

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.

Grants

Schedule I · funders on record
Grants received · FY2025
Total grants receivedfrom 2 funders$8K

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Filings & Schedule Manifest

Part IV
III · Programs I · Grants R · Related orgs G · Fundraising L · Interested persons A · Public support F · Foreign M · Noncash
FY2025 (Latest)$20.0M revenue · viewing · ⤓ 990 PDF
FY2024$19.3M revenue · ⤓ 990 PDF
FY2023$20.5M revenue · ⤓ 990 PDF
FY2022$22.5M revenue · ⤓ 990 PDF
FY2021$20.2M revenue · ⤓ 990 PDF
FY2020$22.3M revenue · ⤓ 990 PDF

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Sources

Every figure above is drawn from these filings
Form 990 e-file (XML) · FY2025IRS
Classification, formation year, addressIRS Business Master File
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