Civic Intelligence

Hillsborough County Dental Research Clinic Inc

EIN 59-1152917 • 501(c)3 • Tampa, FL

Profile

To provide low cost, quality general dental services to the public while at the same time providing advanced education for dentists and for the training of dental assistants in cooperation with the hillsbourough county public school system and erwin technical center.

2010 E Hillsborough AvenueTampa, FL 33610-8255

www.hcdrc.com

Siviq Scores

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

Liabilities / Assets

43rd percentile

0.01x

Higher debt load relative to assets than 43% of similar nonprofits.

501(c)3 • $500k-$1M nonprofits • Source year 2025

Liabilities / Revenue

36th percentile

0.00x

Higher debt load relative to revenue than 36% of similar nonprofits.

501(c)3 • $500k-$1M nonprofits • Source year 2025

Net Margin

35th percentile

-2.4%

Higher net margin than 35% of similar nonprofits.

501(c)3 • $500k-$1M nonprofits • Source year 2025

Top Officer Pay

Score unavailable

No value available

No filing with officer rows is available for this organization yet.

Asset Growth

17th percentile

-13%

Faster asset growth than 17% of similar nonprofits.

501(c)3 • $500k-$1M nonprofits • Annualized from 2024 to 2025

Revenue Growth

76th percentile

31%

Faster revenue growth than 76% of similar nonprofits.

501(c)3 • $500k-$1M nonprofits • Annualized from 2024 to 2025

Assets

Down

$102,331

Down $15,157 (-13%) from 2024

Liabilities

Flat

$639

Flat from 2024

Net Assets

Down

$101,692

Down $15,157 (-13%) from 2024

Revenue

Up

$643,775

Up $152,608 (+31%) from 2024

Expenses

Up

$658,932

Up $159,913 (+32%) from 2024

Net Income

Down

-$15,157

Down $7,305 (-93%) from 2024

Trend Graphs

Balance Sheet Trend

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

$300K$200K$100K$0-$100KAssets 2011: $189,629Liabilities 2011: $35Net Assets 2011: $189,5942011Assets 2012: $193,338Liabilities 2012: $23Net Assets 2012: $193,3152012Assets 2013: $184,265Liabilities 2013: $0Net Assets 2013: $184,2652013Assets 2014: $177,427Liabilities 2014: $3Net Assets 2014: $177,4242014Assets 2015: $186,720Liabilities 2015: $0Net Assets 2015: $186,7202015Assets 2016: $216,251Liabilities 2016: $0Net Assets 2016: $216,2512016Assets 2017: $280,436Liabilities 2017: $0Net Assets 2017: $280,4362017Assets 2018: $225,613Liabilities 2018: -$3,128Net Assets 2018: $228,7412018Assets 2019: $173,792Liabilities 2019: $0Net Assets 2019: $173,7922019Assets 2020: $102,131Liabilities 2020: -$90Net Assets 2020: $102,2212020Assets 2021: $154,188Liabilities 2021: -$8Net Assets 2021: $154,1962021Assets 2022: $114,390Liabilities 2022: $0Net Assets 2022: $114,3902022Assets 2023: $124,701Liabilities 2023: $0Net Assets 2023: $124,7012023Assets 2024: $117,488Liabilities 2024: $639Net Assets 2024: $116,8492024Assets 2025: $102,331Liabilities 2025: $639Net Assets 2025: $101,6922025

Highlighted filing

2025

Assets$102,331
Liabilities$639
Net Assets$101,692

Operations Trend

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

$1.0M$500K$0-$500KRevenue 2011: $460,433Expenses 2011: $485,887Net Income 2011: -$25,4542011Revenue 2012: $520,457Expenses 2012: $516,736Net Income 2012: $3,7212012Revenue 2013: $536,869Expenses 2013: $545,919Net Income 2013: -$9,0502013Revenue 2014: $535,312Expenses 2014: $542,153Net Income 2014: -$6,8412014Revenue 2015: $553,677Expenses 2015: $544,381Net Income 2015: $9,2962015Revenue 2016: $734,836Expenses 2016: $705,302Net Income 2016: $29,5342016Revenue 2017: $927,638Expenses 2017: $863,453Net Income 2017: $64,1852017Revenue 2018: $929,560Expenses 2018: $980,497Net Income 2018: -$50,9372018Revenue 2019: $661,303Expenses 2019: $714,284Net Income 2019: -$52,9812019Revenue 2020: $272,467Expenses 2020: $488,549Net Income 2020: -$216,0822020Revenue 2021: $727,274Expenses 2021: $675,299Net Income 2021: $51,9752021Revenue 2022: $511,871Expenses 2022: $551,677Net Income 2022: -$39,8062022Revenue 2023: $536,834Expenses 2023: $526,523Net Income 2023: $10,3112023Revenue 2024: $491,167Expenses 2024: $499,019Net Income 2024: -$7,8522024Revenue 2025: $643,775Expenses 2025: $658,932Net Income 2025: -$15,1572025

Highlighted filing

2025

Revenue$643,775
Expenses$658,932
Net Income-$15,157

Filings

Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2025Detailed filing. Detailed filing data is available for this year.$1.02$0.01$1.02$6.44$6.59$0.15
2024Facts available. Structured filing facts are available, but richer extracted sections are limited.$1.17$0.01$1.17$4.91$4.99$0.08
2023XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$1.25$0.00$1.25$5.37$5.27$0.10
2022Facts available. Structured filing facts are available, but richer extracted sections are limited.$1.14$0.00$1.14$5.12$5.52$0.40
2021XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$1.54$0.00$1.54$7.27$6.75$0.52
2020XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$1.02$0.00$1.02$2.72$4.89$2.16
2019Facts available. Structured filing facts are available, but richer extracted sections are limited.$1.74$0.00$1.74$6.61$7.14$0.53
2018Facts available. Structured filing facts are available, but richer extracted sections are limited.$2.26$0.03$2.29$9.30$9.80$0.51
2017XML pending. An XML filing is linked for this year, but detailed extraction is still pending.$2.80$0.00$2.80$9.28$8.63$0.64
2016Summary only. Only limited summary data is available for this year.$2.16$0.00$2.16$7.35$7.05$0.30
2015Summary only. Only limited summary data is available for this year.$1.87$0.00$1.87$5.54$5.44$0.09
2014Summary only. Only limited summary data is available for this year.$1.77$0.00$1.77$5.35$5.42$0.07
2013Summary only. Only limited summary data is available for this year.$1.84$0.00$1.84$5.37$5.46$0.09
2012Summary only. Only limited summary data is available for this year.$1.93$0.00$1.93$5.20$5.17$0.04
2011Summary only. Only limited summary data is available for this year.$1.90$0.00$1.90$4.60$4.86$0.25
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Jan 1, 2025 to Dec 31, 2025
Signed
Feb 3, 2026
Return Version
2025v4.0
Gross Receipts
$643,775
Mission and Program Overview

Mission

To provide low cost, quality general dental services to the public while at the same time providing advanced education for dentists and for the training of dental assistants in cooperation with the hillsbourough county public school system and erwin technical center.

To provide low cost, quality general dental services to the public while at the same time providing advanced education for dentists and for the training of dental assistants in cooperation with the hillsborough county public school system and erwin technical center.

Balance Sheet Detail
LineBeginningEndChange
Assets
Savings and Temporary Cash Investments$119,298$104,521▼ $14,777
Rtn Earn Endowment Incm Other Fnds$116,849$101,692▼ $15,157
Loans From Officers Directors-$639-
Cash and Non-Interest-Bearing Accounts$-1,810$-2,190▼ $380
Total Assets$117,488$102,331▼ $15,157
Liabilities
Unsecured Notes Loans Payable$639--
Total Liabilities$639$639→ $0
Net Assets / Fund Balance
Total Net Assets Fund Balance$116,849$101,692▼ $15,157
Total Liabilities and Net Assets / Fund Balance$117,488$102,331▼ $15,157

Asset Categories

AssetBook ValueDepreciationBasis
Equipment-$13,847$13,847
Compensation and Service Providers

Employees

NameTitleFull / Part TimeBaseTotal
Dr Ziad Abou-assiDirectorFT$84,639$84,639
Dr Alejandra M CartagenaTreasurerPT$53,134$53,134
Dr Christiana AjmoVice PresidePT$31,709$31,709

Board Members and Trustees

NameTitle
Dr Todd Merrell WilliamsPresident
Dr Asma AkilehSecretary
Revenue and Support

Revenue Composition

Contributions and Grants
$0
Program Service Revenue
$639,031
Investment Income
$4,744
Other Revenue
$0
Change in Net Assets
$-15,157
Expenses and Functional Allocation

Major Expense Lines

Line ItemAmount
Salaries, Compensation, and Employee Benefits$542,625
Other Expenses$116,307
Grants and Similar Amounts Paid$0
Professional Fundraising Fees$0
Total Fundraising Expense$0

Functional Expense Allocation

Line ItemProgramManagementFundraisingTotal
Other Salaries and Wages$287,728--$287,728
Current Officers, Directors, Trustees, and Key Employees$84,843$84,639-$169,482
Other Employee Benefits$39,791$10,577-$50,368
Payroll Taxes$28,572$6,475-$35,047
Conferences and Meetings$19,056--$19,056
Insurance$10,223--$10,223
Fees for Services Accounting-$4,825-$4,825
All Other Expenses$4,296--$4,296
Office Expenses$2,409$583-$2,992
Other Expenses$2,227--$2,227
Occupancy$2,140--$2,140
Information Technology$487--$487
Travel$430--$430
Advertising$319--$319
Total Functional Expenses$551,833$107,099$0$658,932
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
Insider Transactions and Loans

Loans and Receivables

Line ItemBeginningEndChange
Loans from Officers, Directors, Trustees, and Key Employees-$639-
Governance and Compliance

Governance Checklist

Compiled or reviewed by an accountant
Yes
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
No
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, Page 6, Part VI, Line 11B

A written notice is sent to officers informing them form 990 is available for review.

Form 990, Page 6, Part VI, Line 12C

The board reviews any conflicts of interest as they arise.

Form 990, Page 6, Part VI, Line 19

Forms 990 and 1023 are available upon request at the office. No other governing documents are made available to the public.

Filing and Contact Details

Filer

Filer Name
Hillsborough County Dental
EIN
59-1152917
Phone
8137695180
Address
2010 E HILLSBOROUGH AVENUE, TAMPA, FL 33610-8255

Signing Officer

Name
Dr Ziad Abou-assi
Title
Director
Phone
8137695180
Signed
2026-02-03

Organization Details

Principal Officer
Dr Todd Merrell Williams
Formed
1968
Legal Domicile
Fl
Voting Board Members
5
Independent Board Members
2
Employees
11

Preparer

Firm
Hamilton & Associates CPA LLC
Address
3447 BROOK CROSSING DR, BRANDON, FL 33511
Preparer
Katherine Hikins CPA
Phone
8135322000
Supplemental Narrative

Additional Explanations

FORM 990 - ORGANIZATION'S MISSION

To provide low cost, quality general dental services to the public while at the same time providing advanced education for dentists and for the training of dental assistants in cooperation with the hillsbourough county public school system and erwin technical center.

Raw XML Appendix352 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/Form990PartVIISectionAGrp/OtherCompensationAmt40
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IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt084639
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IRS990/Form990PartVIISectionAGrp/TitleTxt0DIRECTOR
IRS990/Form990PartVIISectionAGrp/TitleTxt1TREASURER
IRS990/Form990PartVIISectionAGrp/TitleTxt2VICE PRESIDE
IRS990/Form990PartVIISectionAGrp/TitleTxt3SECRETARY
IRS990/Form990PartVIISectionAGrp/TitleTxt4PRESIDENT
IRS990/Form990ProvidedToGvrnBodyInd0false
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IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus3YearsAmt0789
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus4YearsAmt0455
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/TotalAmt018788
IRS990ScheduleA/InvestmentIncomeCYPct00.01000
IRS990ScheduleA/InvestmentIncomePYPct00.01000
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IRS990ScheduleA/PublicSupportCY509Pct00.99350
IRS990ScheduleA/PublicSupportPY509Pct00.99430
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IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus1YearAmt0484823
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus2YearsAmt0530378
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus3YearsAmt0511082
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus4YearsAmt0726819
IRS990ScheduleA/Total509Grp/TotalAmt02892133
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IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus1YearAmt0491167
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus2YearsAmt0536834
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus3YearsAmt0511871
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IRS990ScheduleD/EquipmentGrp/OtherCostOrOtherBasisAmt013847
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IRS990ScheduleL/LoansBtwnOrgInterestedPrsnGrp/DefaultInd0false
IRS990ScheduleL/LoansBtwnOrgInterestedPrsnGrp/LoanPurposeTxt0TO PAY EXPENSES
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IRS990ScheduleL/LoansBtwnOrgInterestedPrsnGrp/OriginalPrincipalAmt0639
IRS990ScheduleL/LoansBtwnOrgInterestedPrsnGrp/PersonNm0ZIAD ABOU-ASSI
IRS990ScheduleL/LoansBtwnOrgInterestedPrsnGrp/RelationshipWithOrgTxt0DIRECTOR
IRS990ScheduleL/LoansBtwnOrgInterestedPrsnGrp/WrittenAgreementInd0false
IRS990ScheduleL/TotalBalanceDueAmt0639
IRS990/ScheduleORequiredInd0true
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt0TO PROVIDE LOW COST, QUALITY GENERAL DENTAL SERVICES TO THE PUBLIC WHILE AT THE SAME TIME PROVIDING ADVANCED EDUCATION FOR DENTISTS AND FOR THE TRAINING OF DENTAL ASSISTANTS IN COOPERATION WITH THE HILLSBOUROUGH COUNTY PUBLIC SCHOOL SYSTEM AND ERWIN TECHNICAL CENTER.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt1A WRITTEN NOTICE IS SENT TO OFFICERS INFORMING THEM FORM 990 IS AVAILABLE FOR REVIEW.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt2THE BOARD REVIEWS ANY CONFLICTS OF INTEREST AS THEY ARISE.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt3FORMS 990 AND 1023 ARE AVAILABLE UPON REQUEST AT THE OFFICE. NO OTHER GOVERNING DOCUMENTS ARE MADE AVAILABLE TO THE PUBLIC.
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc0FORM 990 - ORGANIZATION'S MISSION
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc1FORM 990, PAGE 6, PART VI, LINE 11B
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc2FORM 990, PAGE 6, PART VI, LINE 12C
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc3FORM 990, PAGE 6, PART VI, LINE 19
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IRS990/TaxablePartyNotificationInd0false
IRS990/TaxExemptBondsInd0false
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IRS990/TotalEmployeeCnt011
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IRS990/TotalFunctionalExpensesGrp/TotalAmt0658932
IRS990/TotalGrossUBIAmt00
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IRS990/TotalLiabilitiesEOYAmt0639
IRS990/TotalLiabilitiesGrp/BOYAmt0639
IRS990/TotalLiabilitiesGrp/EOYAmt0639
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IRS990/TotalProgramServiceExpensesAmt0551833
IRS990/TotalProgramServiceRevenueAmt0639031
IRS990/TotalReportableCompFromOrgAmt0169482
IRS990/TotalRevenueGrp/ExclusionAmt04744
IRS990/TotalRevenueGrp/RelatedOrExemptFuncIncomeAmt0639031
IRS990/TotalRevenueGrp/TotalRevenueColumnAmt0643775
IRS990/TotLiabNetAssetsFundBalanceGrp/BOYAmt0117488
IRS990/TotLiabNetAssetsFundBalanceGrp/EOYAmt0102331
IRS990/TravelGrp/ProgramServicesAmt0430
IRS990/TravelGrp/TotalAmt0430
IRS990/TrnsfrExmptNonChrtblRltdOrgInd0false
IRS990/TypeOfOrganizationCorpInd0X
IRS990/UnrelatedBusIncmOverLimitInd0false
IRS990/UnsecuredNotesLoansPayableGrp/BOYAmt0639
IRS990/UponRequestInd0X
IRS990/USAddress/AddressLine1Txt02010 E HILLSBOROUGH AVENUE
IRS990/USAddress/CityNm0TAMPA
IRS990/USAddress/StateAbbreviationCd0FL
IRS990/USAddress/ZIPCd0336108255
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IRS990/WebsiteAddressTxt0WWW.HCDRC.COM
IRS990/WhistleblowerPolicyInd0true
ReturnHeader/BuildTS02025-03-06 01:10:19Z
ReturnHeader/BusinessOfficerGrp/PersonNm0DR ZIAD ABOU-ASSI
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0DIRECTOR
ReturnHeader/BusinessOfficerGrp/PhoneNum08137695180
ReturnHeader/BusinessOfficerGrp/SignatureDt02026-02-03
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt0HILLSBOROUGH COUNTY DENTAL
ReturnHeader/Filer/BusinessName/BusinessNameLine2Txt0RESEARCH CLINIC INC
ReturnHeader/Filer/BusinessNameControlTxt0HILL
ReturnHeader/Filer/EIN0591152917
ReturnHeader/Filer/PhoneNum08137695180
ReturnHeader/Filer/USAddress/AddressLine1Txt02010 E HILLSBOROUGH AVENUE
ReturnHeader/Filer/USAddress/CityNm0TAMPA
ReturnHeader/Filer/USAddress/StateAbbreviationCd0FL
ReturnHeader/Filer/USAddress/ZIPCd0336108255
ReturnHeader/PreparerFirmGrp/PreparerFirmEIN0592479783
ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt0HAMILTON & ASSOCIATES CPA LLC
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt03447 BROOK CROSSING DR
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm0BRANDON
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd0FL
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd033511
ReturnHeader/PreparerPersonGrp/PhoneNum08135322000
ReturnHeader/PreparerPersonGrp/PreparationDt02026-02-10
ReturnHeader/PreparerPersonGrp/PreparerPersonNm0KATHERINE HIKINS CPA
ReturnHeader/ReturnTs02026-02-10T17:15:57-05:00
ReturnHeader/ReturnTypeCd0990
ReturnHeader/TaxPeriodBeginDt02025-01-01
ReturnHeader/TaxPeriodEndDt02025-12-31
ReturnHeader/TaxYr02025

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