Civic Intelligence

Texas Marine Mammal Stranding Network

EIN 76-0260111 • 501(c)3 • Galveston, TX

Profile

Tmmsn is dedicated to promoting marine mammal conservation through our rescue and rehabilitation, response to all stranded, injured, or out of habitat marine mammals, research and education

Refreshing map…

4700 Avenue UGalveston, TX 77551

www.dolphinrescue.org

Siviq Scores

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

Liabilities / Assets

60th percentile

0.00x

Tied with the lowest-debt nonprofits in its peer group.

501(c)3 • <$500k nonprofits • Source year 2024

Liabilities / Revenue

62nd percentile

0.00x

Tied with the lowest-debt nonprofits in its peer group.

501(c)3 • <$500k nonprofits • Source year 2024

Net Margin

14th percentile

-50%

Higher net margin than 14% of similar nonprofits.

501(c)3 • <$500k nonprofits • Source year 2024

Top Officer Pay

98th percentile

$88,500

Higher top officer pay than 98% of similar nonprofits.

Top officer pay equals 42.7% of source-year revenue.

501(c)3 • <$500k nonprofits • Source year 2024

Asset Growth

35th percentile

-16%

Faster asset growth than 35% of similar nonprofits.

501(c)3 • <$500k nonprofits • Annualized from 2023 to 2024

Revenue Growth

63rd percentile

9.0%

Faster revenue growth than 63% of similar nonprofits.

501(c)3 • <$500k nonprofits • Annualized from 2023 to 2024

Balance Sheet
Liabilities / Assets60th percentile

Assets

Down

$398,883

Down $74,659 (-16%) from 2023

Liabilities

Flat

$0

Flat from 2023

Net Assets

Down

$398,883

Down $74,659 (-16%) from 2023

Operations
Liabilities / Revenue62nd percentileNet Margin14th percentile

Revenue

Up

$207,480

Up $17,055 (+9.0%) from 2023

Expenses

Up

$311,773

Up $105,936 (+51%) from 2023

Net Income

Down

-$104,293

Down $88,881 (-577%) from 2023

Trend Graphs

Balance Sheet Trend

Asset Growth35th percentile

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

$600K$400K$200K$0Assets 2010: $102,513Liabilities 2010: $529Net Assets 2010: $101,9842010Assets 2011: $132,574Liabilities 2011: $1,4652011Assets 2012: $94,701Liabilities 2012: $1,875Net Assets 2012: $92,8262012Assets 2013: $94,408Liabilities 2013: $2,026Net Assets 2013: $92,3822013Assets 2014: $131,584Liabilities 2014: $1,8412014Assets 2015: $152,930Liabilities 2015: $218Net Assets 2015: $152,7122015Assets 2016: $94,094Liabilities 2016: $02016Assets 2017: $96,494Liabilities 2017: $1,394Net Assets 2017: $95,1002017Assets 2018: $95,584Liabilities 2018: $02018Assets 2019: $107,425Liabilities 2019: $0Net Assets 2019: $107,4252019Assets 2020: $175,939Liabilities 2020: $0Net Assets 2020: $175,9392020Assets 2021: $184,011Liabilities 2021: $0Net Assets 2021: $184,0112021Assets 2022: $488,954Liabilities 2022: $0Net Assets 2022: $488,9542022Assets 2023: $473,542Liabilities 2023: $0Net Assets 2023: $473,5422023Assets 2024: $398,883Liabilities 2024: $0Net Assets 2024: $398,8832024

Highlighted filing

2024

Assets$398,883
Liabilities$0
Net Assets$398,883
Open 2024 Filing

Operations Trend

Revenue Growth63rd percentile

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

$600K$400K$200K$0-$200KExpenses 2010: $191,2412010Revenue 2011: $176,779Expenses 2011: $147,654Net Income 2011: $29,1252011Revenue 2012: $199,960Expenses 2012: $164,277Net Income 2012: $35,6832012Revenue 2013: $194,962Expenses 2013: $195,406Net Income 2013: -$4442013Revenue 2014: $184,245Expenses 2014: $146,884Net Income 2014: $37,3612014Revenue 2015: $208,999Expenses 2015: $186,962Net Income 2015: $22,0372015Revenue 2016: $142,350Expenses 2016: $200,439Net Income 2016: -$58,0892016Revenue 2017: $213,850Expenses 2017: $214,580Net Income 2017: -$7302017Revenue 2018: $157,693Expenses 2018: $175,065Net Income 2018: -$17,3722018Revenue 2019: $279,183Expenses 2019: $239,512Net Income 2019: $39,6712019Revenue 2020: $226,666Expenses 2020: $189,254Net Income 2020: $37,4122020Revenue 2021: $234,145Expenses 2021: $226,073Net Income 2021: $8,0722021Revenue 2022: $537,767Expenses 2022: $232,824Net Income 2022: $304,9432022Revenue 2023: $190,425Expenses 2023: $205,837Net Income 2023: -$15,4122023Revenue 2024: $207,480Expenses 2024: $311,773Net Income 2024: -$104,2932024

Highlighted filing

2024

Revenue$207,480
Expenses$311,773
Net Income-$104,293
Open 2024 Filing

Filings

Most recent year

2024 • Form 990Facts available. Structured filing facts are available, but richer extracted sections are limited.

Open filing
Assets
$398,883
Liabilities
$0
Net assets
$398,883
Revenue
$207,480
Expenses
$311,773
Net income
-$104,293
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2024Facts available. Structured filing facts are available, but richer extracted sections are limited.$3.99$0.00$3.99$2.07$3.12$1.04
2023XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$4.74$0.00$4.74$1.90$2.06$0.15
2022XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$4.89$0.00$4.89$5.38$2.33$3.05
2021XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$1.84$0.00$1.84$2.34$2.26$0.08
2020XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$1.76$0.00$1.76$2.27$1.89$0.37
2019Summary only. Only limited summary data is available for this year.$1.07$0.00$1.07$2.79$2.40$0.40
2018Summary only. Only limited summary data is available for this year.$0.96$0.00$1.58$1.75$0.17
2017Summary only. Only limited summary data is available for this year.$0.96$0.01$0.95$2.14$2.15$0.01
2016Summary only. Only limited summary data is available for this year.$0.94$0.00$1.42$2.00$0.58
2015Summary only. Only limited summary data is available for this year.$1.53$0.00$1.53$2.09$1.87$0.22
2014Summary only. Only limited summary data is available for this year.$1.32$0.02$1.84$1.47$0.37
2013XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$0.94$0.02$0.92$1.95$1.95$0.00
2012Facts available. Structured filing facts are available, but richer extracted sections are limited.$0.95$0.02$0.93$2.00$1.64$0.36
2011Summary only. Only limited summary data is available for this year.$1.33$0.01$1.77$1.48$0.29
2010XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$1.03$0.01$1.02$1.91
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Jan 1, 2024 to Dec 31, 2024
Signed
Oct 29, 2025
Return Version
2024v5.2
Gross Receipts
$207,480
Mission and Program Overview

Mission

TMMSN is dedicated to promoting marine mammal conservation through our rescue and rehabilitation, response to all stranded, injured, or out of habitat marine mammals, research and education.

Tmmsn is dedicated to promoting marine mammal conservation through our rescue and rehabilitation, response to all stranded, injured, or out of habitat marine mammals, research and education

Balance Sheet Detail
LineBeginningEndChange
Assets
Cash and Non-Interest-Bearing Accounts$438,542$363,883▼ $74,659
Land, Buildings, and Equipment, Net$35,000$35,000→ $0
Total Assets$473,542$398,883▼ $74,659
Liabilities
Total Liabilities$0$0→ $0
Net Assets / Fund Balance
Net Assets Without Donor Restrictions$473,542$398,883▼ $74,659
Total Net Assets Fund Balance$473,542$398,883▼ $74,659
Total Liabilities and Net Assets / Fund Balance$473,542$398,883▼ $74,659

Asset Categories

AssetBook ValueDepreciationBasis
Other Land Buildings$35,000-$35,000
Compensation and Service Providers
Top Officer Pay98th percentile

Employees

NameTitleFull / Part TimeBaseTotal
Heidi WhiteheadExecutive DirectorFT$88,500$88,500

Board Members and Trustees

NameTitle
Casey Bretchel DvmBoard President
Barbara RaileyDirector
Chance SanfordDirector
Randall PeltierDirector
Tara KlimekDirector
Revenue and Support

Revenue Composition

Contributions and Grants
$188,105
Program Service Revenue
$0
Investment Income
$3,375
Other Revenue
$16,000
All Other Contributions
$145,641
Change in Net Assets
$-104,293
Expenses and Functional Allocation

Major Expense Lines

Line ItemAmount
Salaries, Compensation, and Employee Benefits$189,596
Other Expenses$122,177
Grants and Similar Amounts Paid$0
Professional Fundraising Fees$0
Total Fundraising Expense$0

Functional Expense Allocation

Line ItemProgramManagementFundraisingTotal
Other Salaries and Wages$101,096--$101,096
Current Officers, Directors, Trustees, and Key Employees$88,500--$88,500
Occupancy$58,024--$58,024
Insurance$11,959$8,252-$20,211
Travel$8,065--$8,065
Information Technology$5,116$1,340-$6,456
Fees for Services Management$4,240$1,051-$5,291
Office Expenses$2,609$2,271-$4,880
Fees for Services Accounting$2,759--$2,759
Other Expenses$16,266$142-$142
Fees for Services Legal$83--$83
Total Functional Expenses$298,717$13,056$0$311,773
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
Governance and Compliance

Governance Checklist

Compiled or reviewed by an accountant
No
Annual disclosure for covered persons
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 governing body review Part VI line 11

“Part vi line 11b form 990 is reviewed and approved by the organizations directors at a scheduled meeting attendey by two officers with a quorum present”

Conflict of interest policy compliance Part VI line 12C

“Conflict of interest policy is reviewed/renewed and conflicts declared at each annual board meeting. Directors obstain if a conflict is present.”

CEO executive director top management comp Part VI line 15A

“Compensation of ed is reviewed and voted on by board members, excluding ed from discussion. Salary research conducted by an officer prior.”

Governing documents etc available to public Part VI line 19

“Part vi line 19 governing documents were made available to the public via electronic or hard copy in response to individual request.”

Filing and Contact Details

Filer

Filer Name
Texas Marine Mammal Stranding Network
EIN
76-0260111
In Care Of
% HEIDI WHITEHEAD
Phone
4097402200
Address
4700 AVENUE U, GALVESTON, TX 77551
Doing Business As
Tmmsn

Signing Officer

Name
Heidi Whitehead
Title
Executive Director
Phone
8323857811
Signed
2025-10-29
Discuss with paid preparer
Yes

Organization Details

Formed
1989
Legal Domicile
TX
Voting Board Members
6
Independent Board Members
5
Employees
3
Volunteers
70

Preparer

Firm
As Tax & More
Address
437 Highway 3 S, League City, TX 77573
Preparer
Jane Thompson
Phone
2815572100
Raw XML Appendix365 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
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IRS990/BooksInCareOfDetail/USAddress/ZIPCd077551
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IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt088500
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IRS990/CompensationProcessOtherInd0false
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IRS990/ConservationEasementsInd0false
IRS990/ConsolidatedAuditFinclStmtInd0false
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IRS990/CreditCounselingInd0false
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IRS990/CYContributionsGrantsAmt0188105
IRS990/CYGrantsAndSimilarPaidAmt00
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IRS990/CYOtherExpensesAmt0122177
IRS990/CYOtherRevenueAmt016000
IRS990/CYProgramServiceRevenueAmt00
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IRS990/DeductibleNonCashContriInd0false
IRS990/DelegationOfMgmtDutiesInd0false
IRS990/Desc0OUR STRANDING RESPONSE PROGRAM PROVIDED SERVICE THROUGH RESPONSE TO 149 INDIVIDUAL STRANDING EVENTS AND 37 EDUCATION PROGRAM EVENTS. TMMSN PROVIDED RESCUE AND RELOCATIONCARE OR EUTHANASIA FOR LIVE STRANDED ANIMALS AS REQUIRED. 70 VOLUNTEERS DONATED 1600 HOURS TO THIS PROGRAM. ADDITIONALLY, IMPORTANT DATA WAS COLLECTED FROM DEAD STRANDED INDIVIDUALS FOR RESEARCH AND TO INFORM NATURAL RESOURCE MANAGERS FOR CONSERVATION MANAGEMENT. TMMSN RESPONSE TO DEAD STRANDINGS INCLUDED DATA COLLECTION AND DISSEMINATION SAMPLE ANALYSES AND ARCHIVAL, NECROPSY INVESTIGATIONS FOR ANIMAL AND HUMAN HEALTH INFORMATION. FINDINGS AND CONSERVATION MEASURES AND TECHNIQUES ARE REPORTED TO THE PUBLIC THROUGH INFORMAL AND FORMAL EDUCATION SETTINGS.
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IRS990/ElectionOfBoardMembersInd0false
IRS990/EmployeeCnt03
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IRS990/ExpenseAmt0298717
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IRS990/FederalGrantAuditRequiredInd0false
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IRS990/FeesForServicesManagementGrp/ProgramServicesAmt04240
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IRS990/ForeignActivitiesInd0false
IRS990/ForeignFinancialAccountInd0false
IRS990/ForeignOfficeInd0false
IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt00.00
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IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt10
IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt20
IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt30
IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt40
IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt50
IRS990/Form990PartVIISectionAGrp/PersonNm0HEIDI WHITEHEAD
IRS990/Form990PartVIISectionAGrp/PersonNm1CASEY BRETCHEL DVM
IRS990/Form990PartVIISectionAGrp/PersonNm2RANDALL PELTIER
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IRS990/Form990PartVIISectionAGrp/TitleTxt1BOARD PRESIDENT
IRS990/Form990PartVIISectionAGrp/TitleTxt2DIRECTOR
IRS990/Form990PartVIISectionAGrp/TitleTxt3DIRECTOR
IRS990/Form990PartVIISectionAGrp/TitleTxt4DIRECTOR
IRS990/Form990PartVIISectionAGrp/TitleTxt5DIRECTOR
IRS990/Form990ProvidedToGvrnBodyInd0true
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IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt0PART VI LINE 11B FORM 990 IS REVIEWED AND APPROVED BY THE ORGANIZATIONS DIRECTORS AT A SCHEDULED MEETING ATTENDEY BY TWO OFFICERS WITH A QUORUM PRESENT
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt1CONFLICT OF INTEREST POLICY IS REVIEWED/RENEWED AND CONFLICTS DECLARED AT EACH ANNUAL BOARD MEETING. DIRECTORS OBSTAIN IF A CONFLICT IS PRESENT.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt2COMPENSATION OF ED IS REVIEWED AND VOTED ON BY BOARD MEMBERS, EXCLUDING ED FROM DISCUSSION. SALARY RESEARCH CONDUCTED BY AN OFFICER PRIOR.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt3PART VI LINE 19 GOVERNING DOCUMENTS WERE MADE AVAILABLE TO THE PUBLIC VIA ELECTRONIC OR HARD COPY IN RESPONSE TO INDIVIDUAL REQUEST.
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc0Form 990 governing body review Part VI line 11
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc1Conflict of interest policy compliance Part VI line 12c
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc2CEO executive director top management comp Part VI line 15a
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc3Governing documents etc available to public Part VI line 19
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ReturnHeader/BuildTS02025-03-06 01:10:19Z
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ReturnHeader/BusinessOfficerGrp/PersonNm0HEIDI WHITEHEAD
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0EXECUTIVE DIRECTOR
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ReturnHeader/BusinessOfficerGrp/SignatureDt02025-10-29
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt0TEXAS MARINE MAMMAL STRANDING NETWORK
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ReturnHeader/Filer/InCareOfNm0% HEIDI WHITEHEAD
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ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt0As Tax & More
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt0437 Highway 3 S
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm0League City
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd0TX
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd077573
ReturnHeader/PreparerPersonGrp/PhoneNum02815572100
ReturnHeader/PreparerPersonGrp/PreparationDt02025-10-30
ReturnHeader/PreparerPersonGrp/PreparerPersonNm0JANE THOMPSON
ReturnHeader/ReturnTs02025-10-30T15:58:34-04:00
ReturnHeader/ReturnTypeCd0990
ReturnHeader/TaxPeriodBeginDt02024-01-01
ReturnHeader/TaxPeriodEndDt02024-12-31
ReturnHeader/TaxYr02024

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