Civic Intelligence

The Slate School Inc

EIN 81-5374114 • 501(c)3 • North Haven, CT

Profile

The slate school, inc. Is designed to cultivate student creativity, foster ingenuity, and inspire a deep passion for lifelong learning and discovery. The organizations mission and priority is that each child's innate and natural love for learning be nurtured and enabled to grow and flourish.

124 Mansfield RoadNorth Haven, CT 06473

slateschool.org

Siviq Scores

Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.

Liabilities / Assets

20th percentile

0.03x

Higher debt load relative to assets than 20% of similar nonprofits.

501(c)3 • $25M-$50M nonprofits • Source year 2024

Liabilities / Revenue

24th percentile

0.09x

Higher debt load relative to revenue than 24% of similar nonprofits.

501(c)3 • $25M-$50M nonprofits • Source year 2024

Net Margin

97th percentile

83%

Higher net margin than 97% of similar nonprofits.

501(c)3 • $25M-$50M nonprofits • Source year 2024

Top Officer Pay

22nd percentile

$156,109

Higher top officer pay than 22% of similar nonprofits.

Top officer pay equals 1.4% of source-year revenue.

501(c)3 • $25M-$50M nonprofits • Source year 2024

Asset Growth

90th percentile

30%

Faster asset growth than 90% of similar nonprofits.

501(c)3 • $25M-$50M nonprofits • Annualized from 2023 to 2024

Revenue Growth

22nd percentile

-5.9%

Faster revenue growth than 22% of similar nonprofits.

501(c)3 • $25M-$50M nonprofits • Annualized from 2023 to 2024

Assets

Up

$38,225,402

Up $8,710,824 (+30%) from 2023

Liabilities

Down

$1,031,776

Down $427,991 (-29%) from 2023

Net Assets

Up

$37,193,626

Up $9,138,815 (+33%) from 2023

Revenue

Down

$10,953,370

Down $690,397 (-5.9%) from 2023

Expenses

Up

$1,814,555

Up $376,826 (+26%) from 2023

Net Income

Down

$9,138,815

Down $1,067,223 (-10%) from 2023

Trend Graphs

Balance Sheet Trend

Grouped bars show assets, liabilities, and net assets across loaded filings.

$40M$30M$20M$10M$0Assets 2018: $9,206,702Liabilities 2018: $6,161,321Net Assets 2018: $3,045,3812018Assets 2019: $13,203,934Liabilities 2019: $4,083,652Net Assets 2019: $9,120,2822019Assets 2020: $15,004,081Liabilities 2020: $180,044Net Assets 2020: $14,824,0372020Assets 2021: $15,230,951Liabilities 2021: $204,128Net Assets 2021: $15,026,8232021Assets 2022: $18,120,974Liabilities 2022: $272,201Net Assets 2022: $17,848,7732022Assets 2023: $29,514,578Liabilities 2023: $1,459,767Net Assets 2023: $28,054,8112023Assets 2024: $38,225,402Liabilities 2024: $1,031,776Net Assets 2024: $37,193,6262024

Highlighted filing

2024

Assets$38,225,402
Liabilities$1,031,776
Net Assets$37,193,626

Operations Trend

Revenue, expenses, and net income by year, with the latest filing highlighted.

$15M$10M$5.0M$0Revenue 2018: $3,236,399Expenses 2018: $187,720Net Income 2018: $3,048,6792018Revenue 2019: $6,989,658Expenses 2019: $914,757Net Income 2019: $6,074,9012019Revenue 2020: $7,054,688Expenses 2020: $1,350,933Net Income 2020: $5,703,7552020Revenue 2021: $1,399,409Expenses 2021: $1,196,623Net Income 2021: $202,7862021Revenue 2022: $4,188,602Expenses 2022: $1,366,652Net Income 2022: $2,821,9502022Revenue 2023: $11,643,767Expenses 2023: $1,437,729Net Income 2023: $10,206,0382023Revenue 2024: $10,953,370Expenses 2024: $1,814,555Net Income 2024: $9,138,8152024

Highlighted filing

2024

Revenue$10,953,370
Expenses$1,814,555
Net Income$9,138,815

Filings

Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Jul 1, 2023 to Jun 30, 2024
Signed
May 15, 2025
Return Version
2023v6.0
Gross Receipts
$10,953,370
Mission and Program Overview

Mission

The slate school, inc. Is designed to cultivate student creativity, foster ingenuity, and inspire a deep passion for lifelong learning and discovery. The organizations mission and priority is that each child's innate and natural love for learning be nurtures and enables to grow and flourish.

At slate school, inc., education is focused on cultivating creativity, fostering ingenuity, and inspiring a deep passion for lifelong learning. The organization is committed to changing the landscape of education to inspire and nurture children as creative thinkers and curious learners.

Balance Sheet Detail
LineBeginningEndChange
Assets
Land, Buildings, and Equipment, Net$20,254,166$35,392,294▲ $15,138,128
Cash and Non-Interest-Bearing Accounts$9,259,052$2,831,613▼ $6,427,439
Prepaid Expenses and Deferred Charges$1,360$1,495▲ $135
Total Assets$29,514,578$38,225,402▲ $8,710,824
Liabilities
Accounts Payable and Accrued Expenses$1,409,817$971,436▼ $438,381
Deferred Revenue$49,950$60,340▲ $10,390
Total Liabilities$1,459,767$1,031,776▼ $427,991
Net Assets / Fund Balance
Net Assets Without Donor Restrictions$28,054,811$37,193,626▲ $9,138,815
Total Net Assets Fund Balance$28,054,811$37,193,626▲ $9,138,815
Total Liabilities and Net Assets / Fund Balance$29,514,578$38,225,402▲ $8,710,824

Asset Categories

AssetBook ValueDepreciationBasis
Other Land Buildings$19,117,339-$19,117,339
Buildings$10,170,563$1,690,517$11,861,080
Land$6,067,471-$6,067,471
Equipment$36,921$114,495$151,416
Compensation and Service Providers

Employees

NameTitleFull / Part TimeBaseOtherTotal
Julie MountcastleHead of SchoolFT$151,032$5,077$156,109

Board Members and Trustees

NameTitle
Jennifer Staple-clarkPresident
Paul EllingstadDirector
Wendy OstroffDirector
Alexander ClarkTreasurer/secretary

Highest Paid Contractors

ContractorServicesLocationCompensation
Gilbane Building CompanyConstruction Of Slate "upper"7 JACKSON WAY, Providence, RI 02903$5,793,556
Patriquin ArchitectsArchitect Services For Construction Of S2 GRAND AVENUE, New Haven, CT 06513$569,164
Revenue and Support

Revenue Composition

Contributions and Grants
$10,125,709
Program Service Revenue
$824,167
Investment Income
$0
Other Revenue
$3,494
All Other Contributions
$10,125,709
Change in Net Assets
$9,138,815

Audited Revenue Reconciliation

Revenue per Audited Statements
$10,953,370
Revenue Not Reported on Financial Statements
$0
Revenue Not Reported on Form 990
$23,400
Total Revenue per Audited Statements
$10,976,770
Total Revenue per Form 990
$10,953,370
Expenses and Functional Allocation

Major Expense Lines

Line ItemAmount
Other Expenses$985,637
Salaries, Compensation, and Employee Benefits$828,918
Grants and Similar Amounts Paid$0
Professional Fundraising Fees$0
Total Fundraising Expense$0

Functional Expense Allocation

Line ItemProgramManagementFundraisingTotal
Other Salaries and Wages$605,885--$605,885
Depreciation Depletion$330,850--$330,850
Insurance$99,590$66,990-$166,580
Current Officers, Directors, Trustees, and Key Employees$151,032--$151,032
Payroll Taxes$56,255--$56,255
Fees for Services Other$37,520$965-$38,485
Other Expenses$27,657--$27,657
Office Expenses-$18,099-$18,099
Pension Plan Contributions$15,746--$15,746
Fees for Services Accounting-$8,225-$8,225
Advertising-$5,496-$5,496
Fees for Services Legal-$2,287-$2,287
Total Functional Expenses$1,712,493$102,062$0$1,814,555

Audited Expense Reconciliation

Line ItemAmount
Total Expenses per Audited Statements$1,837,955
Expenses per Audited Statements$1,814,555
Total Expenses per Form 990$1,814,555
Expenses Not Reported on Form 990$23,400
Expenses Not Reported on Financial Statements$0
Fundraising, Events, and Gaming
Fundraising activities
No
Gaming activities
No
Professional fundraiser used
No

Fundraising and Gaming Totals

Line ItemAmount
Fundraising Gross Income$2,462
Fundraising Direct Expenses$0
Professional Fundraising Fees$0
Political and Lobbying Activity
Political campaign activity
No
Lobbying activity
No
Subject to proxy tax
No
Governance and Compliance

Governance Checklist

Compiled or reviewed by an accountant
No
Annual disclosure for covered persons
Yes
Audit committee
Yes
Business relationship with 35% controlled entity
No
Business relationship with family members
No
Business relationship with organization members
No
Material changes to governing documents
No
Compensation from other sources disclosed
No
CEO compensation reviewed
Yes
Other officer compensation reviewed
Yes
Conflict-of-interest policy
Yes
Audited financial statements prepared
No
Key decisions subject to board approval
No
Management duties delegated
No

Governance Explanations

Form 990, Part VI, Section A, Line 2

Two board members are married (alexander clark and jennifer staple clark)

Form 990, Part VI, Section A, Line 7A

The board of directors was initially created by the organizations founders.

Form 990, Part VI, Section B, Line 11B

A draft copy of the 990 is distributed to the board for review prior to filing.

Form 990, Part VI, Section B, Line 12C

The organization requires officers, directors and key employees to review its conflict of interest policy and sign off that there are no conflicts they are aware of.

Form 990, Part VI, Section B, Line 15

The organizations top management official, the president, elects not to receive any compensation.

Form 990, Part VI, Section C, Line 19

The organization makes these documents available to the public upon request.

Filing and Contact Details

Filer

Filer Name
The Slate School Inc
EIN
81-5374114
Phone
2034044900
Address
124 MANSFIELD ROAD, NORTH HAVEN, CT 06473

Signing Officer

Name
Jennifer Staple Clark
Title
Director
Phone
2034044900
Signed
2025-05-15
Discuss with paid preparer
Yes

Organization Details

Principal Officer
Jennifer Staple Clark
Formed
2017
Legal Domicile
Ct
Voting Board Members
5
Independent Board Members
3
Employees
13
Volunteers
10

Preparer

Firm
Bailey Scarano LLC
Address
1224 MAIN STREET, BRANFORD, CT 06405
Preparer
Dominic Scarano Jr CPA
Phone
2034811120
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IRS990ScheduleB/ContributorInformationGrp/ContributorNum0RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine10RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine20RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/City0RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/State0RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/ZIPCode0RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/TotalContributionsAmt0RESTRICTED
IRS990/ScheduleBRequiredInd01
IRS990ScheduleD/BuildingsGrp/BookValueAmt010170563
IRS990ScheduleD/BuildingsGrp/DepreciationAmt01690517
IRS990ScheduleD/BuildingsGrp/OtherCostOrOtherBasisAmt011861080
IRS990ScheduleD/DonatedServicesAndUseFcltsAmt023400
IRS990ScheduleD/DonatedServicesUseFcltsAmt023400
IRS990ScheduleD/EquipmentGrp/BookValueAmt036921
IRS990ScheduleD/EquipmentGrp/DepreciationAmt0114495
IRS990ScheduleD/EquipmentGrp/OtherCostOrOtherBasisAmt0151416
IRS990ScheduleD/ExpensesNotReportedAmt023400
IRS990ScheduleD/ExpensesNotRptFinclStmtAmt00
IRS990ScheduleD/ExpensesSubtotalAmt01814555
IRS990ScheduleD/LandGrp/BookValueAmt06067471
IRS990ScheduleD/LandGrp/OtherCostOrOtherBasisAmt06067471
IRS990ScheduleD/OtherLandBuildingsGrp/BookValueAmt019117339
IRS990ScheduleD/OtherLandBuildingsGrp/OtherCostOrOtherBasisAmt019117339
IRS990ScheduleD/RevenueNotReportedAmt023400
IRS990ScheduleD/RevenueNotReportedFinclStmtAmt00
IRS990ScheduleD/RevenueSubtotalAmt010953370
IRS990ScheduleD/TotalBookValueLandBuildingsAmt035392294
IRS990ScheduleD/TotalExpensesPerForm990Amt01814555
IRS990ScheduleD/TotalRevenuePerForm990Amt010953370
IRS990ScheduleD/TotalRevEtcAuditedFinclStmtAmt010976770
IRS990ScheduleD/TotExpnsEtcAuditedFinclStmtAmt01837955
IRS990ScheduleE/ComplianceWithRevProc7550Ind01
IRS990ScheduleE/DiscriminateRaceAdmissPlcyInd00
IRS990ScheduleE/DiscriminateRaceAthltProgInd00
IRS990ScheduleE/DiscriminateRaceEducPlcyInd00
IRS990ScheduleE/DiscriminateRaceEmplmFcultyInd00
IRS990ScheduleE/DiscriminateRaceOtherActyInd00
IRS990ScheduleE/DiscriminateRaceSchsInd00
IRS990ScheduleE/DiscriminateRaceStdntsRghtsInd00
IRS990ScheduleE/DiscriminateRaceUseOfFcltsInd00
IRS990ScheduleE/GovernmentFinancialAidRcvdInd00
IRS990ScheduleE/GovernmentFinancialAidRvkdInd00
IRS990ScheduleE/MaintainCpyOfAllSolInd01
IRS990ScheduleE/MaintainCpyOfBrochuresEtcInd01
IRS990ScheduleE/MaintainRacialCompRecsInd01
IRS990ScheduleE/MaintainScholarshipsRecsInd01
IRS990ScheduleE/NondiscriminatoryPolicyStmtInd01
IRS990ScheduleE/PlcyPblczdViaBroadcastMediaInd01
IRS990ScheduleE/PolicyStmtInBrochuresEtcInd01
IRS990ScheduleJ/AnyNonFixedPaymentsInd00
IRS990ScheduleJ/CompBasedOnRevenueOfFlngOrgInd00
IRS990ScheduleJ/CompBsdNetEarnsFlngOrgInd00
IRS990ScheduleJ/CompBsdNetEarnsRltdOrgsInd00
IRS990ScheduleJ/CompBsdOnRevRelatedOrgsInd00
IRS990ScheduleJ/EquityBasedCompArrngmInd00
IRS990ScheduleJ/InitialContractExceptionInd00
IRS990/ScheduleJRequiredInd01
IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/BaseCompensationFilingOrgAmt0151032
IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/BonusFilingOrganizationAmount00
IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/BonusRelatedOrganizationsAmt00
IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/CompensationBasedOnRltdOrgsAmt00
IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/CompReportPrior990FilingOrgAmt00
IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/CompReportPrior990RltdOrgsAmt00
IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/DeferredCompensationFlngOrgAmt05077
IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/DeferredCompRltdOrgsAmt00
IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/NontaxableBenefitsFilingOrgAmt00
IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/NontaxableBenefitsRltdOrgsAmt00
IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/OtherCompensationFilingOrgAmt00
IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/OtherCompensationRltdOrgsAmt00
IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/PersonNm0JULIE MOUNTCASTLE
IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/TitleTxt0HEAD OF SCHOOL
IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/TotalCompensationFilingOrgAmt0156109
IRS990ScheduleJ/RltdOrgOfficerTrstKeyEmplGrp/TotalCompensationRltdOrgsAmt00
IRS990ScheduleJ/SeverancePaymentInd00
IRS990ScheduleJ/SupplementalNonqualRtrPlanInd00
IRS990/ScheduleORequiredInd01
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt0TWO BOARD MEMBERS ARE MARRIED (ALEXANDER CLARK AND JENNIFER STAPLE CLARK)
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt1THE BOARD OF DIRECTORS WAS INITIALLY CREATED BY THE ORGANIZATIONS FOUNDERS.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt2A DRAFT COPY OF THE 990 IS DISTRIBUTED TO THE BOARD FOR REVIEW PRIOR TO FILING.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt3THE ORGANIZATION REQUIRES OFFICERS, DIRECTORS AND KEY EMPLOYEES TO REVIEW ITS CONFLICT OF INTEREST POLICY AND SIGN OFF THAT THERE ARE NO CONFLICTS THEY ARE AWARE OF.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt4THE ORGANIZATIONS TOP MANAGEMENT OFFICIAL, THE PRESIDENT, ELECTS NOT TO RECEIVE ANY COMPENSATION.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt5THE ORGANIZATION MAKES THESE DOCUMENTS AVAILABLE TO THE PUBLIC UPON REQUEST.
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc0FORM 990, PART VI, SECTION A, LINE 2
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc1FORM 990, PART VI, SECTION A, LINE 7A
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc2FORM 990, PART VI, SECTION B, LINE 11B
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc3FORM 990, PART VI, SECTION B, LINE 12C
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc4FORM 990, PART VI, SECTION B, LINE 15
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc5FORM 990, PART VI, SECTION C, LINE 19
IRS990/SchoolOperatingInd01
IRS990/SignificantChangeInd00
IRS990/SignificantNewProgramSrvcInd00
IRS990/StatesWhereCopyOfReturnIsFldCd0CT
IRS990/SubjectToExcsTaxNetInvstIncInd00
IRS990/SubjectToProxyTaxInd00
IRS990/SubjToTaxRmnrtnExPrchtPymtInd00
IRS990/TaxablePartyNotificationInd00
IRS990/TaxExemptBondsInd00
IRS990/TerminateOperationsInd00
IRS990/TotalAssetsBOYAmt029514578
IRS990/TotalAssetsEOYAmt038225402
IRS990/TotalAssetsGrp/BOYAmt029514578
IRS990/TotalAssetsGrp/EOYAmt038225402
IRS990/TotalCompGreaterThan150KInd01
IRS990/TotalContributionsAmt010125709
IRS990/TotalEmployeeCnt013
IRS990/TotalFunctionalExpensesGrp/FundraisingAmt00
IRS990/TotalFunctionalExpensesGrp/ManagementAndGeneralAmt0102062
IRS990/TotalFunctionalExpensesGrp/ProgramServicesAmt01712493
IRS990/TotalFunctionalExpensesGrp/TotalAmt01814555
IRS990/TotalGrossUBIAmt00
IRS990/TotalLiabilitiesBOYAmt01459767
IRS990/TotalLiabilitiesEOYAmt01031776
IRS990/TotalLiabilitiesGrp/BOYAmt01459767
IRS990/TotalLiabilitiesGrp/EOYAmt01031776
IRS990/TotalNetAssetsFundBalanceGrp/BOYAmt028054811
IRS990/TotalNetAssetsFundBalanceGrp/EOYAmt037193626
IRS990/TotalOtherCompensationAmt05077
IRS990/TotalProgramServiceExpensesAmt01712493
IRS990/TotalProgramServiceRevenueAmt0824167
IRS990/TotalReportableCompFromOrgAmt0151032
IRS990/TotalRevenueGrp/ExclusionAmt02462
IRS990/TotalRevenueGrp/RelatedOrExemptFuncIncomeAmt0825199
IRS990/TotalRevenueGrp/TotalRevenueColumnAmt010953370
IRS990/TotalRevenueGrp/UnrelatedBusinessRevenueAmt00
IRS990/TotalVolunteersCnt010
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IRS990/TotReportableCompRltdOrgAmt00
IRS990/TrnsfrExmptNonChrtblRltdOrgInd00
IRS990/TypeOfOrganizationCorpInd0X
IRS990/UnrelatedBusIncmOverLimitInd00
IRS990/UponRequestInd0X
IRS990/USAddress/AddressLine1Txt0124 MANSFIELD ROAD
IRS990/USAddress/CityNm0NORTH HAVEN
IRS990/USAddress/StateAbbreviationCd0CT
IRS990/USAddress/ZIPCd006473
IRS990/VotingMembersGoverningBodyCnt05
IRS990/VotingMembersIndependentCnt03
IRS990/WebsiteAddressTxt0SLATESCHOOL.ORG
IRS990/WhistleblowerPolicyInd01
ReturnHeader/BuildTS02025-03-06 01:10:19Z
ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd01
ReturnHeader/BusinessOfficerGrp/PersonNm0JENNIFER STAPLE CLARK
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0DIRECTOR

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