Civic Intelligence

Montauk Marine Science Institute Inc

EIN 13-3380665 • 501(c)3 • Montauk, NY

Profile

The long term maintenance of stocks of genetically selected strains of the american lobster and the cross breeding of mutants and study of reproductive behavior, physiology and nutrition.

PO Box 820Montauk, NY 11954

n/A

Siviq Scores

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

Liabilities / Assets

Score unavailable

No value available

Liabilities-to-assets requires both liabilities and assets on the latest valid filing.

Source year 2025

Liabilities / Revenue

Score unavailable

No value available

Liabilities-to-revenue requires both liabilities and revenue on the latest valid filing.

Source year 2025

Net Margin

Score unavailable

No value available

Net margin requires both revenue and expenses on the latest valid filing.

Source year 2025

Top Officer Pay

81st percentile

$0

Higher top officer pay than 81% of similar nonprofits.

501(c)3 • <$500k nonprofits • Source year 2025

Asset Growth

30th percentile

-24%

Faster asset growth than 30% of similar nonprofits.

501(c)3 • <$500k nonprofits • Annualized from 2024 to 2025

Revenue Growth

Score unavailable

No value available

A valid growth rate could not be computed from the available filing history.

Annualized from 2024 to 2025

Balance Sheet
Liabilities / AssetsScore unavailable

Assets

Down

$23,915

Down $7,385 (-24%) from 2024

Liabilities

-

No earlier filing loaded for comparison.

Net Assets

Down

$23,915

Down $7,385 (-24%) from 2024

Operations
Liabilities / RevenueScore unavailableNet MarginScore unavailable

Revenue

Flat

$0

Flat from 2024

Expenses

Down

$7,385

Down $260 (-3.4%) from 2024

Net Income

Up

-$7,385

Up $260 (+3.4%) from 2024

Trend Graphs

Balance Sheet Trend

Asset Growth30th percentile

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

$200K$150K$100K$50K$0Assets 2012: $156,405Liabilities 2012: $375Net Assets 2012: $156,0302012Assets 2013: $131,153Liabilities 2013: $0Net Assets 2013: $131,1532013Assets 2014: $108,458Liabilities 2014: $0Net Assets 2014: $108,4582014Assets 2015: $97,170Liabilities 2015: $0Net Assets 2015: $97,1702015Assets 2016: $84,571Liabilities 2016: $0Net Assets 2016: $84,5712016Assets 2017: $80,159Liabilities 2017: $0Net Assets 2017: $80,1592017Assets 2018: $72,919Liabilities 2018: $0Net Assets 2018: $72,9192018Assets 2019: $62,677Liabilities 2019: $0Net Assets 2019: $62,6772019Assets 2020: $61,027Liabilities 2020: $0Net Assets 2020: $61,0272020Assets 2021: $54,327Liabilities 2021: $0Net Assets 2021: $54,3272021Assets 2022: $47,094Liabilities 2022: $0Net Assets 2022: $47,0942022Assets 2023: $38,945Liabilities 2023: $0Net Assets 2023: $38,9452023Assets 2024: $31,300Net Assets 2024: $31,3002024Assets 2025: $23,915Net Assets 2025: $23,9152025

Highlighted filing

2025

Assets$23,915
Liabilities-
Net Assets$23,915
Open 2025 Filing

Operations Trend

Revenue GrowthScore unavailable

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

$40K$20K$0-$20K-$40KRevenue 2012: $35,500Expenses 2012: $26,205Net Income 2012: $9,2952012Revenue 2013: $0Expenses 2013: $24,877Net Income 2013: -$24,8772013Revenue 2014: $0Expenses 2014: $22,695Net Income 2014: -$22,6952014Revenue 2015: $0Expenses 2015: $11,288Net Income 2015: -$11,2882015Revenue 2016: $0Expenses 2016: $12,599Net Income 2016: -$12,5992016Revenue 2017: $2,136Expenses 2017: $6,548Net Income 2017: -$4,4122017Revenue 2018: $0Expenses 2018: $7,240Net Income 2018: -$7,2402018Revenue 2019: $0Expenses 2019: $10,242Net Income 2019: -$10,2422019Revenue 2020: $0Expenses 2020: $1,650Net Income 2020: -$1,6502020Revenue 2021: $0Expenses 2021: $6,700Net Income 2021: -$6,7002021Revenue 2022: $0Expenses 2022: $7,233Net Income 2022: -$7,2332022Revenue 2023: $0Expenses 2023: $8,149Net Income 2023: -$8,1492023Revenue 2024: $0Expenses 2024: $7,645Net Income 2024: -$7,6452024Revenue 2025: $0Expenses 2025: $7,385Net Income 2025: -$7,3852025

Highlighted filing

2025

Revenue$0
Expenses$7,385
Net Income-$7,385
Open 2025 Filing

Filings

Most recent year

2025 • Form 990EZDetailed filing. Detailed filing data is available for this year.

Open filing
Assets
$23,915
Liabilities
-
Net assets
$23,915
Revenue
$0
Expenses
$7,385
Net income
-$7,385
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2025Detailed filing. Detailed filing data is available for this year.$0.24$0.24$0.00$0.07$0.07
2024Detailed filing. Detailed filing data is available for this year.$0.31$0.31$0.00$0.08$0.08
2023Detailed filing. Detailed filing data is available for this year.$0.39$0.00$0.39$0.00$0.08$0.08
2022Detailed filing. Detailed filing data is available for this year.$0.47$0.00$0.47$0.00$0.07$0.07
2021Detailed filing. Detailed filing data is available for this year.$0.54$0.00$0.54$0.00$0.07$0.07
2020Detailed filing. Detailed filing data is available for this year.$0.61$0.00$0.61$0.00$0.02$0.02
2019Detailed filing. Detailed filing data is available for this year.$0.63$0.00$0.63$0.00$0.10$0.10
2018Detailed filing. Detailed filing data is available for this year.$0.73$0.00$0.73$0.00$0.07$0.07
2017Detailed filing. Detailed filing data is available for this year.$0.80$0.00$0.80$0.02$0.07$0.04
2016Detailed filing. Detailed filing data is available for this year.$0.85$0.00$0.85$0.00$0.13$0.13
2015Detailed filing. Detailed filing data is available for this year.$0.97$0.00$0.97$0.00$0.11$0.11
2014Detailed filing. Detailed filing data is available for this year.$1.08$0.00$1.08$0.00$0.23$0.23
2013Detailed filing. Detailed filing data is available for this year.$1.31$0.00$1.31$0.00$0.25$0.25
2012Facts available. Structured filing facts are available, but richer extracted sections are limited.$1.56$0.00$1.56$0.36$0.26$0.09
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Jan 1, 2025 to Dec 31, 2025
Signed
Mar 3, 2026
Return Version
2025v4.0
Mission and Program Overview

Mission

The long term maintenance of stocks of genetically selected strains of the american lobster and the cross breeding of mutants and study of reproductive behavior, physiology and nutrition.

Program Services

DescriptionGrantsExpenses
Data acquisition and subsequent pending results of the cross breeding of the American Lobster--
Compensation and Service Providers
Top Officer Pay81st percentile

Employees

NameTitleFull / Part TimeBaseOtherTotal
LAWRENCE T PENNYTrustee-$0--
CHARLES ENGSTROMTrustee-$0--
MIKE CAPPELLUZZOTrustee-$0--
John D'AgostinoDirector-$0--
Filing and Contact Details

Filer

Filer Name
Montauk Marine Science Institute Inc
EIN
13-3380665
Phone
6316685804
Address
PO BOX 820, MONTAUK, NY 11954

Signing Officer

Name
John D'Agostino
Title
Director
Signed
2026-03-03
Discuss with paid preparer
Yes

Preparer

Firm
Administrative Tax Partners Inc
Address
100 MERRICK RD, ROCKVILLE CENTRE, NY 11570
Preparer
Harris Schafer CPA
Phone
5165368252
Supplemental Narrative

Additional Explanations

Other Expenses.1

“Bank Charges $36”

Other Assets.1

“miscellaneous - Beginning $12655 miscellaneous - Ending $12655”

Raw XML Appendix122 raw XML fields

This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.

Path#Value
IRS990EZ/ActivitiesNotPreviouslyRptInd0false
IRS990EZ/BooksInCareOfDetail/PersonNm0John D'Agostino
IRS990EZ/BooksInCareOfDetail/PhoneNum06316685804
IRS990EZ/BooksInCareOfDetail/USAddress/AddressLine1Txt0PO BOX 820
IRS990EZ/BooksInCareOfDetail/USAddress/CityNm0MONTAUK
IRS990EZ/BooksInCareOfDetail/USAddress/StateAbbreviationCd0NY
IRS990EZ/BooksInCareOfDetail/USAddress/ZIPCd011954
IRS990EZ/CashSavingsAndInvestmentsGrp/BOYAmt018645
IRS990EZ/CashSavingsAndInvestmentsGrp/EOYAmt011260
IRS990EZ/ChgMadeToOrgnzngDocNotRptInd0false
IRS990EZ/CostOfGoodsSoldAmt00
IRS990EZ/CostOrOtherBasisExpenseSaleAmt00
IRS990EZ/DonorAdvisedFndsInd0false
IRS990EZ/EngagedInExcessBenefitTransInd0false
IRS990EZ/ExcessOrDeficitForYearAmt0-7385
IRS990EZ/FeesAndOtherPymtToIndCntrctAmt01150
IRS990EZ/FiledScheduleAInd0true
IRS990EZ/ForeignFinancialAccountInd0false
IRS990EZ/ForeignOfficeInd0false
IRS990EZ/Form1120PolFiledInd0false
IRS990EZ/Form990TotalAssetsGrp/BOYAmt031300
IRS990EZ/Form990TotalAssetsGrp/EOYAmt023915
IRS990EZ/FundraisingGrossIncomeAmt00
IRS990EZ/GrantsAndSimilarAmountsPaidAmt0625
IRS990EZ/InfoInScheduleOPartIIInd0X
IRS990EZ/InfoInScheduleOPartIInd0X
IRS990EZ/LobbyingActivitiesInd0false
IRS990EZ/MadeLoansToFromOfficersInd0false
IRS990EZ/MethodOfAccountingCashInd0X
IRS990EZ/NetAssetsOrFundBalancesBOYAmt031300
IRS990EZ/NetAssetsOrFundBalancesEOYAmt023915
IRS990EZ/NetAssetsOrFundBalancesGrp/BOYAmt031300
IRS990EZ/NetAssetsOrFundBalancesGrp/EOYAmt023915
IRS990EZ/OccupancyRentUtltsAndMaintAmt05574
IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt00
IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt10
IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt20
IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt30.25
IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt00
IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt10
IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt20
IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt30
IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm0LAWRENCE T PENNY
IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm1CHARLES ENGSTROM
IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm2MIKE CAPPELLUZZO
IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm3John D'Agostino
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt0Trustee
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt1Trustee
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt2Trustee
IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt3Director
IRS990EZ/OperateHospitalInd0false
IRS990EZ/Organization501c3Ind0X
IRS990EZ/OrganizationDissolvedEtcInd0false
IRS990EZ/OrganizationHadUBIInd0false
IRS990EZ/OtherAssetsTotalDetail/BOYAmt012655
IRS990EZ/OtherAssetsTotalDetail/EOYAmt012655
IRS990EZ/OtherExpensesTotalAmt036
IRS990EZ/PartVIHghstPdCntrctProfSrvcTxt0NONE
IRS990EZ/PartVIOfCompOfHghstPdEmplTxt0NONE
IRS990EZ/PoliticalCampaignActyInd0false
IRS990EZ/PrimaryExemptPurposeTxt0THE LONG TERM MAINTENANCE OF STOCKS OF GENETICALLY SELECTED STRAINS OF THE AMERICAN LOBSTER AND THE CROSS BREEDING OF MUTANTS AND STUDY OF REPRODUCTIVE BEHAVIOR, PHYSIOLOGY AND NUTRITION.
IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt0Data acquisition and subsequent pending results of the cross breeding of the American Lobster
IRS990EZ/ProhibitedTaxShelterTransInd0false
IRS990EZ/RelatedOrganizationCtrlEntInd0false
IRS990EZ/ScheduleBNotRequiredInd0X
IRS990EZ/SchoolOperatingInd0false
IRS990EZ/SpecialEventsDirectExpensesAmt00
IRS990EZ/SubjectToProxyTaxInd0false
IRS990EZ/TanningServicesProvidedInd0false
IRS990EZ/TaxImposedOnOrganizationMgrAmt00
IRS990EZ/TaxImposedUnderIRC4911Amt00
IRS990EZ/TaxImposedUnderIRC4912Amt00
IRS990EZ/TaxImposedUnderIRC4955Amt00
IRS990EZ/TaxReimbursedByOrganizationAmt00
IRS990EZ/TotalExpensesAmt07385
IRS990EZ/TotalRevenueAmt00
IRS990EZ/TransactionWithControlEntInd0false
IRS990EZ/TrnsfrExmptNonChrtblRltdOrgInd0false
IRS990EZ/TypeOfOrganizationCorpInd0X
IRS990EZ/WebsiteAddressTxt0N/A
IRS990ScheduleA/First5Years170Ind0X
IRS990ScheduleA/GiftsGrantsContriRcvd170Grp/TotalAmt00
IRS990ScheduleA/GovtFurnSrvcFcltsVl170Grp/TotalAmt00
IRS990ScheduleA/GrossInvestmentIncome170Grp/TotalAmt00
IRS990ScheduleA/OtherIncome170Grp/TotalAmt00
IRS990ScheduleA/PublicOrganization170Ind0X
IRS990ScheduleA/PublicSupportCY170Pct00.00000
IRS990ScheduleA/PublicSupportTotal170Amt00
IRS990ScheduleA/SubstantialContributorsTotAmt00
IRS990ScheduleA/TaxRevLeviedOrgnztnlBnft170Grp/TotalAmt00
IRS990ScheduleA/TotalSupportAmt00
IRS990ScheduleA/UnrelatedBusinessNetIncm170Grp/TotalAmt00
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt0Bank Charges $36
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt1miscellaneous - Beginning $12655 miscellaneous - Ending $12655
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc0Other Expenses.1
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc1Other Assets.1
ReturnHeader/BuildTS02025-03-06 01:10:19Z
ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd0true
ReturnHeader/BusinessOfficerGrp/PersonNm0John D'Agostino
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0Director
ReturnHeader/BusinessOfficerGrp/SignatureDt02026-03-03
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt0MONTAUK MARINE SCIENCE INSTITUTE INC
ReturnHeader/Filer/BusinessNameControlTxt0MONT
ReturnHeader/Filer/EIN0133380665
ReturnHeader/Filer/PhoneNum06316685804
ReturnHeader/Filer/USAddress/AddressLine1Txt0PO BOX 820
ReturnHeader/Filer/USAddress/CityNm0MONTAUK
ReturnHeader/Filer/USAddress/StateAbbreviationCd0NY
ReturnHeader/Filer/USAddress/ZIPCd011954
ReturnHeader/PreparerFirmGrp/PreparerFirmEIN0270237330
ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt0ADMINISTRATIVE TAX PARTNERS INC
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt0100 MERRICK RD
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm0ROCKVILLE CENTRE
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd0NY
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd011570
ReturnHeader/PreparerPersonGrp/PhoneNum05165368252
ReturnHeader/PreparerPersonGrp/PreparerPersonNm0Harris Schafer CPA
ReturnHeader/ReturnTs02026-03-03T08:09:00-08:00
ReturnHeader/ReturnTypeCd0990EZ
ReturnHeader/TaxPeriodBeginDt02025-01-01
ReturnHeader/TaxPeriodEndDt02025-12-31
ReturnHeader/TaxYr02025

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