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Cornerstone School FY2021 filing

Tax-deductible

Stratham, NH501(c)(3)Education EIN 22-2730159Revenue $2.0M in FY2021Latest return filed Dec 16, 2025

On file with the IRScornerstoneschool.orgStratham, NHTax-exempt since Sep 1986School — 170(b)(1)(A)(ii)

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To provide montessori education to children ages 15 months to 14 years old.

Form 990 Part I, line 1, FY2021. The organization’s own words, as filed with the IRS. Find it at the IRS (EIN 22-2730159) · Dispute this line
501(c)(3) charity; gifts are tax-deductible.
86¢ of each $1 spent went to programs.
$102K paid to officers and key staff.
Mission: Form 990 Part I, line 1 · Status: IRS Pub. 78 · Programs: Part IX · Pay: Part VII

Before you give

FY2021 · Form 990Independent: from IRS data, not the org
Download 990
IRS status
501(c)(3)
not on the IRS revocation list
Listed by the IRS and not on the revocation list.
IRS BMF · Auto-Revocation List
Tax-deductible gifts
Yes
Donations are tax-deductible
The IRS lists gifts to it as deductible.
IRS Pub. 78 · IRS BMF
Latest return
FY2025
latest Form 990
The latest return is for FY2025, 1 tax year back.
IRS e-file · Filing history
Surplus or deficit
1 of 5
filings with a surplus
Average deficit $29K a year · 1% of revenue · last 5 filings
A surplus in 1 of the last 5 filings.
Pt I · Ln 19 · 5 filings
Spent on programs
86%
of spending
86% of spending went to programs.
Pt IX · Ln 25 · col B
Pay to officers and key staff
$102K
to officers and key staff · 5% of spending
Pay to officers and key staff is 5% of spending.
Part VII, Section A
Cash reserves
1.7 mo
of spending, in cash
Plus $528K in investments, Pt X · Ln 11–13
1.7 months of spending in cash.
Pt X · Ln 1–2 · Pt I · Ln 18
Named funders
1
named funder · $5K
1 funder names it on their filings.
Funders’ Sch. I, 990-PF
Liabilities
$314K
11% of total assets
Liabilities are 11% of assets.
Pt X · Ln 26
Independent board members
8
of 8 voting members
8 of 8 voting members are independent.
Pt VI · Ln 1a–1b
In line with peersDifferent from peersFar from peersNo peer rangeNo data yetTap a box for the reason.
Revenue
$2.0M
Spent
$2.0M
To programs
86%
Net assets
$2.6M
By yearFY2021–FY2025
Revenue
$2.0M
FY2021
Tap a bar for its year
Revenue by fiscal year
FY2021$2.0M
FY2022$2.1M
FY2023$2.3M
FY2024$2.6M
FY2025$2.9M
Expenses
$2.0M
FY2021
Tap a bar for its year
Expenses by fiscal year
FY2021$2.0M
FY2022$2.2M
FY2023$2.4M
FY2024$2.6M
FY2025$2.7M
Net assets
$2.6M
FY2021
Tap a bar for its year
Net assets by fiscal year
FY2021$2.6M
FY2022$2.4M
FY2023$2.2M
FY2024$2.2M
FY2025$2.4M

From the FY2021 Form 990 (year ending June 2021) · figures checked against the IRS filing · see the original

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You’re viewing the FY2021 filing — not the latest on file. See the latest (FY2025) →

Is it real?

Yes. Never revoked by the IRS. Latest filing on record: FY2025. IRS ruling in Sep 1986.

IRS Pub. 78 · IRS Auto-Revocation List · IRS Business Master File

Where the money goes

86 cents of each dollar spent went to programs.

Program services 86% · $1.7M Management & general 14% · $284K Fundraising 0% · $4K

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

9 people listed on the 990; $102K paid to officers and key staff (Part VII, Section A).

Part VII, Section A · reportable compensation
Lee Ann Robertson
Head of Scho
$102,178Pt VII · Sec A
$0Pt VII · Sec A
Erin Garnett
Director
$0Pt VII · Sec A
$0Pt VII · Sec A
Josh Henly
Treasurer
$0Pt VII · Sec A
Selvi Lampman
Vice Preside
$0Pt VII · Sec A
Robert Pruyne
Secretary
$0Pt VII · Sec A
$0Pt VII · Sec A

Peter Zetlan’s $140K as Head of School is at the 59th percentile of top reported officer pay among 3394 $1–10M 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 · 3 named individuals · Part VII

NameFY2025FY2024FY2023FY2022FY2021
Peter Zetlan$140,000————
Leela Pahl—$104,750$102,931$51,846—
Lee Ann Robertson————$102,178

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.

See Cornerstone School executive salaries →

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 15aNo

Programs and updates

Offers Montessori education for children from 15 months to 14 years old.

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1 program · $1.7M · in their own filed words · FY2020
01

To provide montessori education to children ages 15 months to 14 years old.

Form 990 Part III, line 4, FY2020. The organization’s own words, as filed with the IRS. Find it at the IRS (EIN 22-2730159) · Dispute this line
$1.7Mprogram expense

Funders

Who pays for it.

From grant filings on record. Receipts are incomplete: individual donors are never listed.

Grants

Schedule I · received and paid
Grants received · FY2024
Fidelity Investments Charitable Gift FundFY2024$5K
Total grants receivedfrom 1 funder$5K
Grants paid · 3 grants · $64K · 2020–2021
Unitemized GrantFY2021$30,500
Unitemized GrantFY2020$17,500
Unitemized GrantFY2020$16,294

By the numbers

The FY2021 990, line by line.

Download 990
from philanthropy.org
1The main four
Money inPt VIII
$2.0M
Ln 12
Fees for servicesLn 2g$1.9M
Gifts and grantsLn 1h$88K
Other incomeLn 4–11$26K
Money outPt IX
$2.0M
Ln 25
Programscol B$1.7M
Managementcol C$284K
Fundraisingcol D$4K
Owns and owesPt X
$2.6M
net assets · Ln 32
Cash and savingsLn 1–2$295K
Total assetsLn 16$2.9M
LiabilitiesLn 26$314K
PeoplePt VI, VII
9
listed · VII A
PaidVII A1
Voting boardVI 1a8
IndependentVI 1b8
2In more detail
Revenue in detailPt VIII
Gifts and grantsLn 1h$88K
Fees for servicesLn 2g$1.9M
Investment incomeLn 3$11K
Other incomeLn 4–11$26K
Gains on assetsLn 7$23K
Total revenueLn 12$2.0M
Assets in detailPt X, end of year
CashLn 1$53K
SavingsLn 2$242K
Cash and savings togetherLn 1–2$295K
Accounts receivableLn 4$43
Notes and loans receivableLn 7$5
Prepaid expenses and deferred chargesLn 9$5K
Land, buildings, equipmentLn 10c$2.0M
InvestmentsLn 11–13$528K
Total assetsLn 16$2.9M
LiabilitiesLn 26$314K
Net assetsLn 32$2.6M
OperationsPt I, VI
EmployeesI 533
VolunteersI 650
Fiscal year endsHeaderJune
Conflict-of-interest policyVI 12aYes
Whistleblower policyVI 13No
Records policyVI 14No
3Year over year
Balance sheet, start vs end of yearPt X · col A, B
LineStart FY21End FY21
Cash and savingsLn 1–2$421K$295K
InvestmentsLn 11–13$420K$528K
Land, buildings, equipmentLn 10c$2.2M$2.0M
Total assetsLn 16$3.0M$2.9M
LiabilitiesLn 26$541K$314K
Net assetsLn 32$2.5M$2.6M
4Every line
Statement of functional expensesPt IX · every line
LineTotalProgramsManagementFundraising
Grants to domestic individualsLn 2$34K$34K
Other salaries and wagesLn 7$1.4M$1.2M$208K$3K
Pension plan contributionsLn 8$30K$26K$4K$68
Other employee benefitsLn 9$70K$60K$10K$159
Payroll taxesLn 10$103K$87K$15K$232
Accounting feesLn 11c$13K$13K
Investment management feesLn 11f$4K$4K
Office expensesLn 13$3K$1K$1K$187
OccupancyLn 16$73K$70K$4K
InterestLn 20$2K$2K
Depreciation, depletion and amortizationLn 22$165K$160K$5K
InsuranceLn 23$20K$18K$2K$34
Other expenses (24a–d)Ln 24$79K$72K$6K
All other expensesLn 24e$24K$15K$9K$91
Total functional expensesLn 25$2.0M$1.7M$284K$4K

Filing history

YearMoney inMoney outIn minus outNet assetsDownload
FY2025 LatestFiled with the IRS Dec 16, 2025 $2.9M$2.7M$193K$2.4M 990 PDF
FY2024Filed with the IRS Nov 13, 2024 $2.6M$2.6M−$43K$2.2M 990 PDF
FY2023Filed with the IRS Nov 14, 2023 $2.3M$2.4M−$171K$2.2M 990 PDF
FY2022Filed with the IRS May 9, 2023 $2.1M$2.2M−$85K$2.4M 990 PDF
FY2021 ViewingFiled with the IRS Nov 22, 2021 $2.0M$2.0M−$36K$2.6M 990 PDF

Schedules filed Part IV

A · Public support I · Grants O · Explanations
See the full FY2021 990
Part I · Summary $1,995,588 revenue, 12 lines filed
I-8 Contributions and grantsPrior year $53,160$87,659
I-9 Program service revenuePrior year $1,877,990$1,871,172
I-10 Investment incomePrior year $14,906$33,891
I-11 Other revenuePrior year $2,506$2,866
I-12 Total revenuePrior year $1,948,562$1,995,588
I-13 Grants and similar amounts paidPrior year $20,800$33,794
I-14 Benefits paid to members$0
I-15 Salaries and benefitsPrior year $1,708,559$1,615,654
I-16a Professional fundraising fees$0
I-17 Other expensesPrior year $380,034$382,467
I-18 Total expensesPrior year $2,109,393$2,031,915
I-19 Revenue less expensesPrior year −$160,831−$36,327
Part VI · Governance 8 of 8 board members independent, 3 to look at
VI-1a Voting members of the governing body8
VI-1b Independent voting members8
VI-13 Written whistleblower policyNo
VI-14 Document retention and destruction policyNo
VI-15a Process for setting top official's payNo
VI-2 Family or business relationship among officers or directorsNo
VI-12a Written conflict of interest policyYes
Part VIII · Statement of revenue $1,995,588 across 7 lines filed
VIII-1f All other contributions, gifts and grants$87,659
VIII-1h Total contributions, gifts and grants$87,659
VIII-2a-f Program service revenue, itemized rows (sum of 2a–2f as filed)Related to mission $1,871,172$1,871,172
VIII-3 Investment incomeExcluded from tax $10,892$10,892
VIII-7 Net gain or loss on sales of assetsExcluded from tax $22,999$22,999
VIII-8 Net income from fundraising eventsExcluded from tax $2,866$2,866
VIII-12 Total revenueRelated to mission $1,871,172 · Excluded from tax $36,757$1,995,588
Part IX · Statement of functional expenses $2,031,915 across 14 lines filed
IX-2 Grants to domestic individualsPrograms $33,794$33,794
IX-7 Other salaries and wagesPrograms $1,201,613 · Management $208,184 · Fundraising $3,197$1,412,994
IX-8 Pension plan contributionsPrograms $25,512 · Management $4,420 · Fundraising $68$30,000
IX-9 Other employee benefitsPrograms $59,620 · Management $10,329 · Fundraising $159$70,108
IX-10 Payroll taxesPrograms $87,210 · Management $15,110 · Fundraising $232$102,552
IX-11c Accounting feesManagement $13,000$13,000
IX-11f Investment management feesManagement $4,417$4,417
IX-13 Office expensesPrograms $1,278 · Management $1,057 · Fundraising $187$2,522
IX-16 OccupancyPrograms $69,824 · Management $3,675$73,499
IX-20 InterestManagement $1,653$1,653
IX-22 Depreciation, depletion and amortizationPrograms $160,423 · Management $4,596$165,019
IX-23 InsurancePrograms $17,603 · Management $2,225 · Fundraising $34$19,862
IX-24 Other expenses (24a–d)Programs $72,254 · Management $6,475$78,729
IX-24e All other expensesPrograms $15,134 · Management $8,541 · Fundraising $91$23,766
IX-25 Total functional expensesPrograms $1,744,265 · Management $283,682 · Fundraising $3,968$2,031,915
Part X · Balance sheet $2,866,485 assets, 16 lines filed
X-1 Cash, non-interest-bearingStart of year $42,412$52,601
X-2 Savings and temporary cash investmentsStart of year $378,997$242,409
X-4 Accounts receivableStart of year $714$43
X-7 Notes and loans receivableStart of year $1,688$5
X-9 Prepaid expenses and deferred chargesStart of year $1,306$4,872
X-10c Land, buildings and equipment, netStart of year $2,191,958$2,038,419
X-11 Publicly traded securitiesStart of year $419,677$528,136
X-16 Total assetsStart of year $3,036,752$2,866,485
X-17 Accounts payable and accrued expensesStart of year $80,327$75,116
X-19 Deferred revenueStart of year $193,821$236,372
X-25 Other liabilities$2,230
X-26 Total liabilitiesStart of year $540,501$313,718
X-27 Net assets without donor restrictionsStart of year $2,496,251$2,538,973
X-28 Net assets with donor restrictions$13,794
X-32 Total net assets or fund balancesStart of year $2,496,251$2,552,767
X-33 Total liabilities and net assetsStart of year $3,036,752$2,866,485
Part XI · Reconciliation of net assets $2,552,767 net assets at year end
XI-1 Total revenue$1,995,588
XI-2 Total expenses$2,031,915
XI-3 Revenue less expenses−$36,327
XI-4 Net assets at start of year$2,496,251
XI-5 Net unrealized gains (losses) on investments$79,049
XI-9 Other changes in net assets$13,794
XI-10 Net assets at end of year$2,552,767

Form 990 e-file FY2021 from the IRS (about our sources) · Classification, formation year and address from the IRS Business Master File

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