Civic Intelligence

Interleukin Foundation

EIN 27-1170242 • 501(c)3 • Denver, CO

RevokedPub. 78 Eligible

Profile

FUNDING MEDICAL RESEARCH

Revocation date: May 15, 2012

1929 Kearney StreetDenver, CO 80220

interleukinfoundation.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

11th percentile

-84%

Higher net margin than 11% of similar nonprofits.

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

Top Officer Pay

81st percentile

$0

Higher top officer pay than 81% of similar nonprofits.

Top officer pay equals 0.0% of source-year revenue.

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

Asset Growth

17th percentile

-62%

Faster asset growth than 17% of similar nonprofits.

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

Revenue Growth

73rd percentile

22%

Faster revenue growth than 73% of similar nonprofits.

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

Balance Sheet
Liabilities / Assets60th percentile

Assets

Down

$138,891

Down $223,117 (-62%) from 2023

Liabilities

Flat

$0

Flat from 2023

Net Assets

Down

$138,891

Down $223,117 (-62%) from 2023

Operations
Liabilities / Revenue62nd percentileNet Margin11th percentile

Revenue

Up

$267,481

Up $48,602 (+22%) from 2023

Expenses

Up

$493,398

Up $216,606 (+78%) from 2023

Net Income

Down

-$225,917

Down $168,004 (-290%) from 2023

Trend Graphs

Balance Sheet Trend

Asset Growth17th percentile

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

$600K$400K$200K$0Assets 2014: $47,519Liabilities 2014: $0Net Assets 2014: $47,5192014Assets 2015: $95,678Liabilities 2015: $0Net Assets 2015: $95,6782015Assets 2016: $159,213Liabilities 2016: $0Net Assets 2016: $159,2132016Assets 2017: $218,062Liabilities 2017: $0Net Assets 2017: $218,0622017Assets 2018: $191,818Liabilities 2018: $0Net Assets 2018: $191,8182018Assets 2019: $160,449Liabilities 2019: $0Net Assets 2019: $160,4492019Assets 2020: $316,384Liabilities 2020: $0Net Assets 2020: $316,3842020Assets 2021: $475,501Liabilities 2021: $0Net Assets 2021: $475,5012021Assets 2022: $419,921Liabilities 2022: $0Net Assets 2022: $419,9212022Assets 2023: $362,008Liabilities 2023: $0Net Assets 2023: $362,0082023Assets 2024: $138,891Liabilities 2024: $0Net Assets 2024: $138,8912024

Highlighted filing

2024

Assets$138,891
Liabilities$0
Net Assets$138,891
Open 2024 Filing

Operations Trend

Revenue Growth73rd percentile

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

$1.0M$500K$0-$500KRevenue 2014: $22,750Expenses 2014: $55,073Net Income 2014: -$32,3232014Revenue 2015: $81,116Expenses 2015: $32,957Net Income 2015: $48,1592015Revenue 2016: $210,488Expenses 2016: $146,953Net Income 2016: $63,5352016Revenue 2017: $253,717Expenses 2017: $194,868Net Income 2017: $58,8492017Revenue 2018: $187,988Expenses 2018: $214,232Net Income 2018: -$26,2442018Revenue 2019: $194,937Expenses 2019: $226,306Net Income 2019: -$31,3692019Revenue 2020: $544,259Expenses 2020: $388,324Net Income 2020: $155,9352020Revenue 2021: $655,252Expenses 2021: $496,135Net Income 2021: $159,1172021Revenue 2022: $219,319Expenses 2022: $274,900Net Income 2022: -$55,5812022Revenue 2023: $218,879Expenses 2023: $276,792Net Income 2023: -$57,9132023Revenue 2024: $267,481Expenses 2024: $493,398Net Income 2024: -$225,9172024

Highlighted filing

2024

Revenue$267,481
Expenses$493,398
Net Income-$225,917
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
$138,891
Liabilities
$0
Net assets
$138,891
Revenue
$267,481
Expenses
$493,398
Net income
-$225,917
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2024Facts available. Structured filing facts are available, but richer extracted sections are limited.$1.39$0.00$1.39$2.67$4.93$2.26
2023Detailed filing. Detailed filing data is available for this year.$3.62$0.00$3.62$2.19$2.77$0.58
2022Detailed filing. Detailed filing data is available for this year.$4.20$0.00$4.20$2.19$2.75$0.56
2021Detailed filing. Detailed filing data is available for this year.$4.76$0.00$4.76$6.55$4.96$1.59
2020Detailed filing. Detailed filing data is available for this year.$3.16$0.00$3.16$5.44$3.88$1.56
2019Detailed filing. Detailed filing data is available for this year.$1.60$0.00$1.60$1.95$2.26$0.31
2018Detailed filing. Detailed filing data is available for this year.$1.92$0.00$1.92$1.88$2.14$0.26
2017Detailed filing. Detailed filing data is available for this year.$2.18$0.00$2.18$2.54$1.95$0.59
2016Detailed filing. Detailed filing data is available for this year.$1.59$0.00$1.59$2.10$1.47$0.64
2015Detailed filing. Detailed filing data is available for this year.$0.96$0.00$0.96$0.81$0.33$0.48
2014Detailed filing. Detailed filing data is available for this year.$0.48$0.00$0.48$0.23$0.55$0.32
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Jan 1, 2024 to Dec 31, 2024
Signed
Nov 17, 2025
Return Version
2024v5.2
Gross Receipts
$267,481
Mission and Program Overview

Mission

FUNDING MEDICAL RESEARCH

Provide funds for basic and applied medical research. Raise and distribute money for expert scientific investigators in academic centers around the world. Advance the treatment of inflammation and dysfunctional immune responses by supporting research in the field of interleukins, small proteins produced naturally during infections and injury.

Balance Sheet Detail
LineBeginningEndChange
Assets
Rtn Earn Endowment Incm Other Fnds$362,008$138,891▼ $223,117
Cash and Non-Interest-Bearing Accounts$336,426$113,306▼ $223,120
Savings and Temporary Cash Investments$25,582$25,585▲ $3
Pd in Cap Srpls Land Bldg Eqp Fund$0$0→ $0
Cap Stk Tr Prin Current Funds$0$0→ $0
Total Assets$362,008$138,891▼ $223,117
Liabilities
Total Liabilities$0$0→ $0
Net Assets / Fund Balance
Total Net Assets Fund Balance$362,008$138,891▼ $223,117
Total Liabilities and Net Assets / Fund Balance$362,008$138,891▼ $223,117
Compensation and Service Providers
Top Officer Pay81st percentile

Board Members and Trustees

NameTitle
Charles Dinarello MdPresident
Daniela Novick PhdVice President
Anna Rubartelli MdphdDirector
Fabio Cominelli MdphdDirector
James Mier MdDirector
Jesus Rivera-nieves MdDirector
Mihai Netea MdDirector
Thomas Mandrup-poulsen MdphdDirector
Revenue and Support

Revenue Composition

Contributions and Grants
$267,478
Program Service Revenue
$0
Investment Income
$3
Other Revenue
$0
All Other Contributions
$267,478
Change in Net Assets
$-225,917
Expenses and Functional Allocation

Major Expense Lines

Line ItemAmount
Grants and Similar Amounts Paid$486,231
Other Expenses$7,167
Professional Fundraising Fees$0
Salaries, Compensation, and Employee Benefits$0
Total Fundraising Expense$0

Functional Expense Allocation

Line ItemProgramManagementFundraisingTotal
Grants to Domestic Individuals$256,231--$256,231
Grants to Domestic Orgs$230,000--$230,000
Fees for Services Accounting-$2,800-$2,800
Other Expenses-$125-$125
Total Functional Expenses$486,231$7,167$0$493,398
International Activity

Grant and Assistance Recipients

RecipientLocationCategoryPurposeAmount
University of Colorado DenverAurora, CO501(c)(3)Grants for Medical Research$180,000
University of Colorado FoundationDenver, CO501(c)(3)Grants to Support Medical Research$50,000
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
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
No
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

“The executive director reviews the form 990 before it is filed. The annual form 990 is available for review upon request.”

Form 990, Part VI, Section C, Line 18

“The organization makes its records available to the general public upon request.”

Form 990, Part VI, Section C, Line 19

“All governing documents & financial statements are made available to the public upon request.”

Filing and Contact Details

Filer

Filer Name
Interleukin Foundation
EIN
27-1170242
Phone
7203691534
Address
1929 KEARNEY STREET, DENVER, CO 80220

Signing Officer

Name
Charles Dinarello
Title
President
Phone
7203691534
Signed
2025-11-17
Discuss with paid preparer
Yes

Organization Details

Principal Officer
Charles Dinarello
Formed
2009
Legal Domicile
Co
Voting Board Members
8
Independent Board Members
8
Employees
0
Volunteers
0

Preparer

Firm
Hanson & Co Cpas
Address
4100 E MISSISSIPPI AVE 17TH FL, DENVER, CO 80246
Preparer
Nathan R Galuzzi CPA
Phone
3033881010
Supplemental Narrative

Additional Explanations

FORM 990, PART XI, LINE 9:

“Tax prep fees contribution 2,800.”

Raw XML Appendix358 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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IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt01929 KEARNEY STREET
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IRS990/Form990PartVIISectionAGrp/TitleTxt0PRESIDENT
IRS990/Form990PartVIISectionAGrp/TitleTxt1VICE PRESIDENT
IRS990/Form990PartVIISectionAGrp/TitleTxt2DIRECTOR
IRS990/Form990PartVIISectionAGrp/TitleTxt3DIRECTOR
IRS990/Form990PartVIISectionAGrp/TitleTxt4DIRECTOR
IRS990/Form990PartVIISectionAGrp/TitleTxt5DIRECTOR
IRS990/Form990PartVIISectionAGrp/TitleTxt6DIRECTOR
IRS990/Form990PartVIISectionAGrp/TitleTxt7DIRECTOR
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IRS990ScheduleA/FactsAndCircumstancesTestTxt0ALTHOUGH THE ORGANIZATION DOES NOT MEET THE 33 1/3% SUPPORT TEST FOR THE 2023 AND 2024 TAXABLE YEARS, IT DOES HAVE PUBLIC SUPPORT OF ABOVE 10% IN 2023, AND IT MEETS THE FACTS-AND-CIRCUMSTANCES TEST. THE ORGANIZATION MAINTAINS FUNDRAISING ACTIVITIES TO ATTRACT NEW AND ADDITIONAL PUBLIC SUPPORT ON A REGULAR BASIS. THE ORGANIZATION'S BOARD OF DIRECTORS IS COMPRISED OF INDIVIDUALS WHO ALL HAVE EXPERTISE IN THE FIELD OF MEDICINE. THE ORGANIZATION'S PURPOSE AND MISSION IS TO SUPPORT ONGOING RESEARCH IN THE FIELD OF INTERLEUKINS. NEARLY ALL OF THE ANNUAL EXPENDITURES OF THE ORGANIZATION ARE IN SUPPORT OF MEDICAL RESEARCH THROUGH GRANTS MADE TO UNIVERSITIES AND TO INDIVIDUAL RESEARCHERS. THE RESEARCH WORK THAT IS DONE CLEARLY BENEFITS THE COLLECTIVE PUBLIC GOOD, AS IT RESULTS IN THE DEVELOPMENT OF NEW DRUGS AND MEDICAL TREATMENTS TO TREAT AND PREVENT A WIDE RANGE OF DISEASES, WHICH AFFLICT PEOPLE ACROSS ALL WALKS OF LIFE.
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IRS990ScheduleA/TotalCalendarYear170Grp/CurrentTaxYearMinus4YearsAmt0544253
IRS990ScheduleA/TotalCalendarYear170Grp/TotalAmt01905131
IRS990ScheduleA/TotalSupportAmt01905190
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
IRS990ScheduleI/GrantRecordsMaintainedInd01
IRS990ScheduleI/GrantsOtherAsstToIndivInUSGrp/CashGrantAmt0256231
IRS990ScheduleI/GrantsOtherAsstToIndivInUSGrp/GrantTypeTxt0SALARY SUPPLEMENTS
IRS990ScheduleI/GrantsOtherAsstToIndivInUSGrp/RecipientCnt07
IRS990ScheduleI/RecipientTable/CashGrantAmt0180000
IRS990ScheduleI/RecipientTable/CashGrantAmt150000
IRS990ScheduleI/RecipientTable/IRCSectionDesc0501(C)(3)
IRS990ScheduleI/RecipientTable/IRCSectionDesc1501(C)(3)
IRS990ScheduleI/RecipientTable/NonCashAssistanceAmt00
IRS990ScheduleI/RecipientTable/NonCashAssistanceAmt10
IRS990ScheduleI/RecipientTable/PurposeOfGrantTxt0GRANTS FOR MEDICAL RESEARCH
IRS990ScheduleI/RecipientTable/PurposeOfGrantTxt1GRANTS TO SUPPORT MEDICAL RESEARCH
IRS990ScheduleI/RecipientTable/RecipientBusinessName/BusinessNameLine1Txt0UNIVERSITY OF COLORADO DENVER
IRS990ScheduleI/RecipientTable/RecipientBusinessName/BusinessNameLine1Txt1UNIVERSITY OF COLORADO FOUNDATION
IRS990ScheduleI/RecipientTable/RecipientEIN0846000555
IRS990ScheduleI/RecipientTable/RecipientEIN1846049811
IRS990ScheduleI/RecipientTable/USAddress/AddressLine1Txt013123 E 16TH AVENUE B251
IRS990ScheduleI/RecipientTable/USAddress/AddressLine1Txt1PO BOX 561690
IRS990ScheduleI/RecipientTable/USAddress/CityNm0AURORA
IRS990ScheduleI/RecipientTable/USAddress/CityNm1DENVER
IRS990ScheduleI/RecipientTable/USAddress/StateAbbreviationCd0CO
IRS990ScheduleI/RecipientTable/USAddress/StateAbbreviationCd1CO
IRS990ScheduleI/RecipientTable/USAddress/ZIPCd080045
IRS990ScheduleI/RecipientTable/USAddress/ZIPCd180256
IRS990/ScheduleJRequiredInd00
IRS990/ScheduleORequiredInd01
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt0THE EXECUTIVE DIRECTOR REVIEWS THE FORM 990 BEFORE IT IS FILED. THE ANNUAL FORM 990 IS AVAILABLE FOR REVIEW UPON REQUEST.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt1THE ORGANIZATION MAKES ITS RECORDS AVAILABLE TO THE GENERAL PUBLIC UPON REQUEST.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt2ALL GOVERNING DOCUMENTS & FINANCIAL STATEMENTS ARE MADE AVAILABLE TO THE PUBLIC UPON REQUEST.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt3TAX PREP FEES CONTRIBUTION 2,800.
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc0FORM 990, PART VI, SECTION B, LINE 11B
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc1FORM 990, PART VI, SECTION C, LINE 18
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc2FORM 990, PART VI, SECTION C, LINE 19
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc3FORM 990, PART XI, LINE 9:
IRS990/SchoolOperatingInd00
IRS990/SignificantChangeInd00
IRS990/SignificantNewProgramSrvcInd00
IRS990/SubjectToExcsTaxNetInvstIncInd00
IRS990/SubjectToProxyTaxInd00
IRS990/SubjToTaxRmnrtnExPrchtPymtInd00
IRS990/TaxablePartyNotificationInd00
IRS990/TaxExemptBondsInd00
IRS990/TerminateOperationsInd00
IRS990/TotalAssetsBOYAmt0362008
IRS990/TotalAssetsEOYAmt0138891
IRS990/TotalAssetsGrp/BOYAmt0362008
IRS990/TotalAssetsGrp/EOYAmt0138891
IRS990/TotalCompGreaterThan150KInd00
IRS990/TotalContributionsAmt0267478
IRS990/TotalEmployeeCnt00
IRS990/TotalFunctionalExpensesGrp/FundraisingAmt00
IRS990/TotalFunctionalExpensesGrp/ManagementAndGeneralAmt07167
IRS990/TotalFunctionalExpensesGrp/ProgramServicesAmt0486231
IRS990/TotalFunctionalExpensesGrp/TotalAmt0493398
IRS990/TotalGrossUBIAmt00
IRS990/TotalLiabilitiesBOYAmt00
IRS990/TotalLiabilitiesEOYAmt00
IRS990/TotalLiabilitiesGrp/BOYAmt00
IRS990/TotalLiabilitiesGrp/EOYAmt00
IRS990/TotalNetAssetsFundBalanceGrp/BOYAmt0362008
IRS990/TotalNetAssetsFundBalanceGrp/EOYAmt0138891
IRS990/TotalOtherCompensationAmt00
IRS990/TotalProgramServiceExpensesAmt0486231
IRS990/TotalReportableCompFromOrgAmt00
IRS990/TotalRevenueGrp/ExclusionAmt03
IRS990/TotalRevenueGrp/RelatedOrExemptFuncIncomeAmt00
IRS990/TotalRevenueGrp/TotalRevenueColumnAmt0267481
IRS990/TotalRevenueGrp/UnrelatedBusinessRevenueAmt00
IRS990/TotalVolunteersCnt00
IRS990/TotLiabNetAssetsFundBalanceGrp/BOYAmt0362008
IRS990/TotLiabNetAssetsFundBalanceGrp/EOYAmt0138891
IRS990/TotReportableCompRltdOrgAmt00
IRS990/TrnsfrExmptNonChrtblRltdOrgInd00
IRS990/TypeOfOrganizationCorpInd0X
IRS990/UnrelatedBusIncmOverLimitInd00
IRS990/UponRequestInd0X
IRS990/USAddress/AddressLine1Txt01929 KEARNEY STREET
IRS990/USAddress/CityNm0DENVER
IRS990/USAddress/StateAbbreviationCd0CO
IRS990/USAddress/ZIPCd080220
IRS990/VotingMembersGoverningBodyCnt08
IRS990/VotingMembersIndependentCnt08
IRS990/WebsiteAddressTxt0INTERLEUKINFOUNDATION.ORG
IRS990/WhistleblowerPolicyInd00
ReturnHeader/BuildTS02025-03-06 01:10:19Z
ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd01
ReturnHeader/BusinessOfficerGrp/PersonNm0CHARLES DINARELLO
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0PRESIDENT
ReturnHeader/BusinessOfficerGrp/PhoneNum07203691534
ReturnHeader/BusinessOfficerGrp/SignatureDt02025-11-17
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt0INTERLEUKIN FOUNDATION
ReturnHeader/Filer/BusinessNameControlTxt0INTE
ReturnHeader/Filer/EIN0271170242
ReturnHeader/Filer/PhoneNum07203691534
ReturnHeader/Filer/USAddress/AddressLine1Txt01929 KEARNEY STREET
ReturnHeader/Filer/USAddress/CityNm0DENVER
ReturnHeader/Filer/USAddress/StateAbbreviationCd0CO
ReturnHeader/Filer/USAddress/ZIPCd080220
ReturnHeader/IRSResponsiblePrtyInfoCurrInd01
ReturnHeader/PreparerFirmGrp/PreparerFirmEIN0841046243
ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt0HANSON & CO CPAS
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt04100 E MISSISSIPPI AVE 17TH FL
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm0DENVER
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd0CO
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd080246
ReturnHeader/PreparerPersonGrp/PhoneNum03033881010
ReturnHeader/PreparerPersonGrp/PreparationDt02025-11-17
ReturnHeader/PreparerPersonGrp/PreparerPersonNm0NATHAN R GALUZZI CPA
ReturnHeader/ReturnTs02025-11-17T15:26:20-06:00
ReturnHeader/ReturnTypeCd0990
ReturnHeader/TaxPeriodBeginDt02024-01-01
ReturnHeader/TaxPeriodEndDt02024-12-31
ReturnHeader/TaxYr02024

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