Civic Intelligence

Gulf Shellfish Institute Inc

EIN 81-0747697 • 501(c)3 • Palmetto, FL

Profile

The mission of gsi is to facilitate, support and encourage increased production of shellfish in florida and the gulf region for economic and environmental benefit through cooperative, industry-driven research and outreach.

13230 Eastern AvePalmetto, FL 34221

www.gulfshellfish.org

Siviq Scores

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

Liabilities / Assets

96th percentile

1.44x

Higher debt load relative to assets than 96% of similar nonprofits.

501(c)3 • $500k-$1M nonprofits • Source year 2024

Liabilities / Revenue

78th percentile

0.20x

Higher debt load relative to revenue than 78% of similar nonprofits.

501(c)3 • $500k-$1M nonprofits • Source year 2024

Net Margin

25th percentile

-9.0%

Higher net margin than 25% of similar nonprofits.

501(c)3 • $500k-$1M nonprofits • Source year 2024

Top Officer Pay

82nd percentile

$85,000

Higher top officer pay than 82% of similar nonprofits.

Top officer pay equals 16.8% of source-year revenue.

501(c)3 • $500k-$1M nonprofits • Source year 2024

Asset Growth

95th percentile

133%

Faster asset growth than 95% of similar nonprofits.

501(c)3 • $500k-$1M nonprofits • Annualized from 2023 to 2024

Revenue Growth

92nd percentile

116%

Faster revenue growth than 92% of similar nonprofits.

501(c)3 • $500k-$1M nonprofits • Annualized from 2023 to 2024

Balance Sheet
Liabilities / Assets96th percentile

Assets

Up

$69,446

Up $39,682 (+133%) from 2023

Liabilities

Up

$100,000

Up $85,000 (+567%) from 2023

Net Assets

Down

-$30,554

Down $45,318 (-307%) from 2023

Operations
Liabilities / Revenue78th percentileNet Margin25th percentile

Revenue

Up

$504,950

Up $270,926 (+116%) from 2023

Expenses

Up

$550,268

Up $323,225 (+142%) from 2023

Net Income

Down

-$45,318

Down $52,299 (-749%) from 2023

Trend Graphs

Balance Sheet Trend

Asset Growth95th percentile

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

$100K$50K$0-$50KAssets 2019: $11,868Liabilities 2019: $02019Assets 2020: $16,157Net Assets 2020: $16,1572020Assets 2021: $28,063Liabilities 2021: $02021Assets 2022: $17,783Liabilities 2022: $10,000Net Assets 2022: $7,7832022Assets 2023: $29,764Liabilities 2023: $15,000Net Assets 2023: $14,7642023Assets 2024: $69,446Liabilities 2024: $100,000Net Assets 2024: -$30,5542024

Highlighted filing

2024

Assets$69,446
Liabilities$100,000
Net Assets-$30,554
Open 2024 Filing

Operations Trend

Revenue Growth92nd percentile

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

$600K$400K$200K$0-$200KRevenue 2019: $79,679Expenses 2019: $101,338Net Income 2019: -$21,6592019Revenue 2020: $172,108Expenses 2020: $167,819Net Income 2020: $4,2892020Revenue 2021: $62,781Expenses 2021: $50,875Net Income 2021: $11,9062021Revenue 2022: $82,864Expenses 2022: $103,144Net Income 2022: -$20,2802022Revenue 2023: $234,024Expenses 2023: $227,043Net Income 2023: $6,9812023Revenue 2024: $504,950Expenses 2024: $550,268Net Income 2024: -$45,3182024

Highlighted filing

2024

Revenue$504,950
Expenses$550,268
Net Income-$45,318
Open 2024 Filing

Filings

Most recent year

2024 • Form 990Detailed filing. Detailed filing data is available for this year.

Open filing
Assets
$69,446
Liabilities
$100,000
Net assets
-$30,554
Revenue
$504,950
Expenses
$550,268
Net income
-$45,318
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2024Detailed filing. Detailed filing data is available for this year.$0.69$1.00$0.31$5.05$5.50$0.45
2023Facts available. Structured filing facts are available, but richer extracted sections are limited.$0.30$0.15$0.15$2.34$2.27$0.07
2022XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$0.18$0.10$0.08$0.83$1.03$0.20
2021Summary only. Only limited summary data is available for this year.$0.28$0.00$0.63$0.51$0.12
2020Detailed filing. Detailed filing data is available for this year.$0.16$0.16$1.72$1.68$0.04
2019Summary only. Only limited summary data is available for this year.$0.12$0.00$0.80$1.01$0.22
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Jan 1, 2024 to Dec 31, 2024
Signed
Nov 13, 2025
Return Version
2024v5.2
Gross Receipts
$504,950
Mission and Program Overview

Mission

The mission of gsi is to facilitate, support and encourage increased production of shellfish in florida and the gulf region for both economic and environmental benefit.

The mission of gsi is to facilitate, support and encourage increased production of shellfish in florida and the gulf region for economic and environmental benefit through cooperative, industry-driven research and outreach.

Balance Sheet Detail
LineBeginningEndChange
Assets
Cash and Non-Interest-Bearing Accounts$29,764$69,446▲ $39,682
Total Assets$29,764$69,446▲ $39,682
Liabilities
Other Liabilities$15,000$100,000▲ $85,000
Total Liabilities$15,000$100,000▲ $85,000
Net Assets / Fund Balance
Net Assets Without Donor Restrictions$14,764$-30,554▼ $45,318
Total Net Assets Fund Balance$14,764$-30,554▼ $45,318
Total Liabilities and Net Assets / Fund Balance$29,764$69,446▲ $39,682
Compensation and Service Providers
Top Officer Pay82nd percentile

Employees

NameTitleFull / Part TimeBaseTotal
Stephen Hesterberg PhdExecutive DirectorFT$85,000$85,000

Board Members and Trustees

NameTitle
Curtis HemmelPresident
Edward ChilesVice President
Angela Collins PhdDirector
Elizabeth MooreDirector
Ernesto Lasso De La Vega EddDirector
Heath DavisDirector
Jefferey SedaccaDirector
Joseph CannonDirector
Joshua Patterson PhdDirector
William Arnold PhdSecretary
Dan Fitz-patrickTreasurer
Revenue and Support

Revenue Composition

Contributions and Grants
$503,121
Program Service Revenue
$0
Investment Income
$1,829
Other Revenue
$0
All Other Contributions
$28,250
Change in Net Assets
$-45,318
Expenses and Functional Allocation

Major Expense Lines

Line ItemAmount
Salaries, Compensation, and Employee Benefits$384,689
Other Expenses$165,579
Grants and Similar Amounts Paid$0
Professional Fundraising Fees$0
Total Fundraising Expense$0

Functional Expense Allocation

Line ItemProgramManagementFundraisingTotal
Other Salaries and Wages$299,689--$299,689
Current Officers, Directors, Trustees, and Key Employees$85,000--$85,000
Fees for Services Legal-$30,000-$30,000
Fees for Services Other$12,700$1,531-$14,231
Other Expenses$2,105$4,568-$6,673
All Other Expenses-$2,824-$2,824
Office Expenses-$2,734-$2,734
Interest-$2,173-$2,173
Insurance-$1,171-$1,171
Total Functional Expenses$505,267$45,001$0$550,268
Fundraising, Events, and Gaming
Fundraising activities
No
Gaming activities
No
Professional fundraiser used
No

Fundraising and Gaming Totals

Line ItemAmount
Professional Fundraising Fees$0
Political and Lobbying Activity
Political campaign activity
No
Lobbying activity
No
Subject to proxy tax
No
Debt and Bond Financing

Other Reported Liabilities

LiabilityAmount
Loan Payable$100,000
Governance and Compliance

Governance Checklist

Compiled or reviewed by an accountant
No
Annual disclosure for covered persons
Yes
Backup withholding compliance
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
No
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 B, Line 11B

“Upon return of the 990 from a cpa, the executive director reviews and approves the 990. The 990 is also shared with the board of directors, specifically the treasurer.”

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

“All board of directors must sign a conflict-of-interest policy, including the disclosure of conflicts or potential conflicts”

Form 990, Part VI, Section B, Line 15A

“Compensation is reviewed annually by the executive committee of the board of directors. Changes in compensation are subject to a majority vote of the board of directors.”

Form 990, Part VI, Section C, Line 19

“UPON REQUEST”

Filing and Contact Details

Filer

Filer Name
Gulf Shellfish Institute Inc
EIN
81-0747697
Phone
5133132193
Address
13230 EASTERN AVE, PALMETTO, FL 34221

Signing Officer

Name
Stephen Hesterberg
Title
Executive Director
Phone
5133132193
Signed
2025-11-13
Discuss with paid preparer
Yes

Organization Details

Principal Officer
Stephen Hesterberg
Formed
2015
Legal Domicile
Fl
Voting Board Members
10
Independent Board Members
10
Employees
6
Volunteers
0

Preparer

Firm
Suplee Shea Cramer & Miller Pa
Address
800 SOUTH OSPREY AVENUE, SARASOTA, FL 34236-7834
Preparer
Amanda R Ross
Phone
9413663600
Raw XML Appendix390 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.

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IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/TotalAmt01054194
IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearAmt01829
IRS990ScheduleA/GrossInvestmentIncome509Grp/TotalAmt01829
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearAmt01829
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/TotalAmt01829
IRS990ScheduleA/InvestmentIncomeCYPct00.00170
IRS990ScheduleA/PubliclySupportedOrg509a2Ind0X
IRS990ScheduleA/PublicSupportCY509Pct00.99830
IRS990ScheduleA/PublicSupportPY509Pct01.00000
IRS990ScheduleA/PublicSupportTotal509Amt01054194
IRS990ScheduleA/SubstAndDsqlfyPrsnsTotGrp/TotalAmt00
IRS990ScheduleA/SubstantialContributorsAmtGrp/TotalAmt00
IRS990ScheduleA/ThirtyThrPctSuprtTestsCY509Ind0X
IRS990ScheduleA/Total509Grp/CurrentTaxYearAmt0503121
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus1YearAmt0233320
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus2YearsAmt082864
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus3YearsAmt062781
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus4YearsAmt0172108
IRS990ScheduleA/Total509Grp/TotalAmt01054194
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearAmt0504950
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus1YearAmt0233320
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus2YearsAmt082864
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus3YearsAmt062781
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus4YearsAmt0172108
IRS990ScheduleA/TotalSupportCalendarYearGrp/TotalAmt01056023
IRS990ScheduleB/ContributorInformationGrp/ContributorBusinessName/BusinessNameLine10RESTRICTED
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/OtherLiabilitiesOrgGrp/Amt0100000
IRS990ScheduleD/OtherLiabilitiesOrgGrp/Desc0LOAN PAYABLE
IRS990ScheduleD/TotalBookValueLandBuildingsAmt00
IRS990ScheduleD/TotalLiabilityAmt0100000
IRS990/ScheduleJRequiredInd00
IRS990/ScheduleORequiredInd01
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt0UPON RETURN OF THE 990 FROM A CPA, THE EXECUTIVE DIRECTOR REVIEWS AND APPROVES THE 990. THE 990 IS ALSO SHARED WITH THE BOARD OF DIRECTORS, SPECIFICALLY THE TREASURER.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt1ALL BOARD OF DIRECTORS MUST SIGN A CONFLICT-OF-INTEREST POLICY, INCLUDING THE DISCLOSURE OF CONFLICTS OR POTENTIAL CONFLICTS
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt2COMPENSATION IS REVIEWED ANNUALLY BY THE EXECUTIVE COMMITTEE OF THE BOARD OF DIRECTORS. CHANGES IN COMPENSATION ARE SUBJECT TO A MAJORITY VOTE OF THE BOARD OF DIRECTORS.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt3UPON REQUEST
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc0FORM 990, PART VI, SECTION B, LINE 11B
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc1FORM 990, PART VI, SECTION B, LINE 12C
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc2FORM 990, PART VI, SECTION B, LINE 15A
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc3FORM 990, PART VI, SECTION C, LINE 19
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IRS990/SignificantChangeInd00
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IRS990/SubjectToExcsTaxNetInvstIncInd00
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IRS990/TaxablePartyNotificationInd00
IRS990/TaxExemptBondsInd00
IRS990/TerminateOperationsInd00
IRS990/TotalAssetsBOYAmt029764
IRS990/TotalAssetsEOYAmt069446
IRS990/TotalAssetsGrp/BOYAmt029764
IRS990/TotalAssetsGrp/EOYAmt069446
IRS990/TotalCompGreaterThan150KInd00
IRS990/TotalContributionsAmt0503121
IRS990/TotalEmployeeCnt06
IRS990/TotalFunctionalExpensesGrp/FundraisingAmt00
IRS990/TotalFunctionalExpensesGrp/ManagementAndGeneralAmt045001
IRS990/TotalFunctionalExpensesGrp/ProgramServicesAmt0505267
IRS990/TotalFunctionalExpensesGrp/TotalAmt0550268
IRS990/TotalGrossUBIAmt00
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IRS990/TotalLiabilitiesGrp/BOYAmt015000
IRS990/TotalLiabilitiesGrp/EOYAmt0100000
IRS990/TotalNetAssetsFundBalanceGrp/BOYAmt014764
IRS990/TotalNetAssetsFundBalanceGrp/EOYAmt0-30554
IRS990/TotalOtherCompensationAmt00
IRS990/TotalProgramServiceExpensesAmt0505267
IRS990/TotalReportableCompFromOrgAmt085000
IRS990/TotalRevenueGrp/ExclusionAmt01829
IRS990/TotalRevenueGrp/RelatedOrExemptFuncIncomeAmt00
IRS990/TotalRevenueGrp/TotalRevenueColumnAmt0504950
IRS990/TotalRevenueGrp/UnrelatedBusinessRevenueAmt00
IRS990/TotalVolunteersCnt00
IRS990/TotLiabNetAssetsFundBalanceGrp/BOYAmt029764
IRS990/TotLiabNetAssetsFundBalanceGrp/EOYAmt069446
IRS990/TotReportableCompRltdOrgAmt00
IRS990/TrnsfrExmptNonChrtblRltdOrgInd00
IRS990/TypeOfOrganizationCorpInd0X
IRS990/UnrelatedBusIncmOverLimitInd00
IRS990/UponRequestInd0X
IRS990/USAddress/AddressLine1Txt013230 EASTERN AVE
IRS990/USAddress/CityNm0PALMETTO
IRS990/USAddress/StateAbbreviationCd0FL
IRS990/USAddress/ZIPCd034221
IRS990/VotingMembersGoverningBodyCnt010
IRS990/VotingMembersIndependentCnt010
IRS990/WebsiteAddressTxt0WWW.GULFSHELLFISH.ORG
IRS990/WhistleblowerPolicyInd00
ReturnHeader/BuildTS02025-03-06 01:10:19Z
ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd01
ReturnHeader/BusinessOfficerGrp/PersonNm0STEPHEN HESTERBERG
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0EXECUTIVE DIRECTOR
ReturnHeader/BusinessOfficerGrp/PhoneNum05133132193
ReturnHeader/BusinessOfficerGrp/SignatureDt02025-11-13
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt0GULF SHELLFISH INSTITUTE INC
ReturnHeader/Filer/BusinessNameControlTxt0GULF
ReturnHeader/Filer/EIN0810747697
ReturnHeader/Filer/PhoneNum05133132193
ReturnHeader/Filer/USAddress/AddressLine1Txt013230 EASTERN AVE
ReturnHeader/Filer/USAddress/CityNm0PALMETTO
ReturnHeader/Filer/USAddress/StateAbbreviationCd0FL
ReturnHeader/Filer/USAddress/ZIPCd034221
ReturnHeader/IRSResponsiblePrtyInfoCurrInd01
ReturnHeader/PreparerFirmGrp/PreparerFirmEIN0592213319
ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt0SUPLEE SHEA CRAMER & MILLER PA
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt0800 SOUTH OSPREY AVENUE
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm0SARASOTA
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd0FL
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd0342367834
ReturnHeader/PreparerPersonGrp/PhoneNum09413663600
ReturnHeader/PreparerPersonGrp/PreparerPersonNm0AMANDA R ROSS
ReturnHeader/ReturnTs02025-11-14T13:40:39-06:00
ReturnHeader/ReturnTypeCd0990
ReturnHeader/TaxPeriodBeginDt02024-01-01
ReturnHeader/TaxPeriodEndDt02024-12-31
ReturnHeader/TaxYr02024

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