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Nonprofit · EIN 31-1744950

CORE INC

Tax-exempt · WASHINGTON, DC 20036

Financials

$3.7M$2.9M2022$3.6M$3.6M2023$2.8M$2.9M2024
Revenue Expenses · by fiscal year end
Financials of CORE INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
September 30, 2025990$2,801,692$2,879,085-$77,393$5,159,301$2,206,941$2,952,360
September 30, 2024990$3,559,600$3,593,242-$33,642$3,557,294$638,609$2,918,685
September 30, 2023990$3,673,230$2,946,098$727,132$3,163,854$438,019$2,725,835
Financial details: 990 for the year ended September 30, 2025

Revenue

Contributions, gifts and grants
$2,423,968
of which government grants
$1,156,737
Membership dues
$189,287
Program service revenue
$118,771
Investment income
$116,286
Net gain from sales of assets
$59,771
Other revenue
$142,667

Expenses

Grants and similar amounts paid
$78,330
Compensation of officers, directors and key employees
$227,229
Other salaries and wages
$840,911
Salaries, compensation and benefits (total)
$1,293,770
Professional fundraising fees
$0
Accounting fees
$40,623
Occupancy
$72,573
Travel
$178,176
Program services (functional)
$2,350,501
Management and general (functional)
$528,584

Balance sheet and other

Total assets, start of year
$3,557,294
Total assets, end of year
$5,159,301
Total liabilities, end of year
$2,206,941
Net assets, end of year
$2,952,360
Publicly traded securities
$3,722,511
Net assets without donor restrictions
$2,952,360
Gross receipts
$2,786,147
Employees
10
Volunteers
26
Year formed
2000
State of legal domicile
DC

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990 for the year ended September 30, 2025, highest compensation first.

NameTitleHours / weekCompensationOther / benefits
LISA HILMIEXECUTIVE DIRECTOR
Officer
40$207,624$21,180
RACHEL WAXSR DIRECTOR FOR PROGRAMS
Highest-paid employee
40$125,432$36,795
ROBERT YAMOAHSENIOR ACCOUNTANT
Highest-paid employee
40$110,958$37,423
CHANTAL MCGILLPROJECT AND LEARNING MANAGER
Highest-paid employee
40$123,454$24,672
KELLY SALDANABOARD CHAIR
Trustee or director, Officer
3$0$0
AHMED ARALEVICE CHAIR
Trustee or director, Officer
3$0$0
BETH OUTTERSONDIRECTOR
Trustee or director
3$0$0
SUSAN OTCHEREDIRECTOR
Trustee or director
3$0$0
KONSTANTIN LOMIDZEDIRECTOR
Trustee or director
3$0$0
LINDSAY HORIKOSHIDIRECTOR
Trustee or director
3$0$0
NOMAGUGU MASUKUDIRECTOR
Trustee or director
2$0$0
FERNANDO UNZUETADIRECTOR
Trustee or director
2$0$0
NIKOLOS OAKLEYTREASURER
Trustee or director, Officer
3$0$0
TOSIN AJAYIDIRECTOR
Trustee or director
2$0$0
ALESSANDRA ARESUDIRECTOR
Trustee or director
2$0$0
2 more people on this return
NameTitleHours / weekCompensation
STEPHEN RAHAIMDIRECTOR
Trustee or director
3$0
CAROLINE QUIJADADIRECTOR
Trustee or director
3$0
990 for the year ended September 30, 2024: 16 people
NameTitleHours / weekCompensationOther / benefits
LISA HILMIEXECUTIVE DIRECTOR
Officer
40$200,000$20,304
ROBERT YAMOAHSENIOR ACCOUNTANT
Highest-paid employee
40$104,594$33,224
RACHEL WAXSENIOR DIRECTOR FOR PROGRAMS
Highest-paid employee
40$102,806$19,253
IRENE KOEKBOARD CHAIR
Trustee or director, Officer
3$0$0
AHMED ARALEVICE CHAIR
Trustee or director, Officer
3$0$0
BETH OUTTERSONGOVERNANCE COMMITTEE CHAIR
Trustee or director
3$0$0
DR ENOW AWAH GEORGES STEVENS MDSECRETARY
Trustee or director, Officer
3$0$0
KOTE LOMIDZETREASURER
Trustee or director, Officer
3$0$0
LINDSAY HORIKOSHIDIRECTOR
Trustee or director
3$0$0
MARIA JOSE CISNEROS - CACERESDIRECTOR
Trustee or director
2$0$0
NABEEL AKRAMDIRECTOR
Trustee or director
2$0$0
NIKOLOS OAKLEYDIRECTOR
Trustee or director
2$0$0
PRARTHNA DESAIDIRECTOR
Trustee or director
2$0$0
SARAH FORDDIRECTOR
Trustee or director
2$0$0
STEPHEN RAHAIMDIRECTOR
Trustee or director
3$0$0
CAROLINE QUIJADADIRECTOR
Trustee or director
2$0$0
990 for the year ended September 30, 2023: 16 people
NameTitleHours / weekCompensationOther / benefits
LISA HILMIEXECUTIVE DIRECTOR
Officer
40$189,254$19,444
SARAH FORDCHAIRPERSON
Trustee or director, Officer
1$0$0
DENNIS CHERIANCO-CHAIRPERSON
Trustee or director, Officer
1$0$0
KONSTANTIN LOMIDZETREASURER
Trustee or director, Officer
1$0$0
ENOW STEVENSSECRETARY
Trustee or director, Officer
1$0$0
ALKA AHUJADIRECTOR
Trustee or director
1$0$0
NABEEL AKRAMDIRECTOR
Trustee or director
1$0$0
AHMED ARALEDIRECTOR
Trustee or director
1$0$0
MARIA JOSE CISNEROS-CACERESDIRECTOR
Trustee or director
1$0$0
PRARTHNA DESAIDIRECTOR
Trustee or director
1$0$0
LINDSAY HORIKOSHIDIRECTOR
Trustee or director
1$0$0
NIKOLOS OAKLEYDIRECTOR
Trustee or director
1$0$0
BETH OUTTERSONDIRECTOR
Trustee or director
1$0$0
CAROLINE QUIJADADIRECTOR
Trustee or director
1$0$0
STEPHEN RAHAIMDIRECTOR
Trustee or director
1$0$0
JANINE SCHOOLEYDIRECTOR
Trustee or director
1$0$0

Address and contacts

Address (IRS master file)
1828 L ST NW STE 260, WASHINGTON, DC 20036-5138
Principal officer (990 for 2024)
LISA HILMI, 1828 L STREET NW 260, WASHINGTON, DC 20036
Signed the 990
LISA HILMI, EXECUTIVE DIRECTOR
Phone
(202) 380-3406
Return prepared by
YOUNT HYDE & BARBOUR PC

Mission

CORE INC. (DOING BUSINESS AS (DBA) CORE GROUP) IMPROVES AND EXPANDS COMMUNITY HEALTH PRACTICES FOR UNDERSERVED POPULATIONS, ESPECIALLY WOMEN, CHILDREN, AND ADOLESCENTS THROUGH COLLABORATIVE ACTION AND LEARNING.

990 for the year ended September 30, 2025

Program accomplishments

  • MATERNAL AND CHILD HEALTH:MOMENTUM: CORE GROUP PROVIDED TECHNICAL EXPERTISE ON COMMUNITY ENGAGEMENT FOR INCREASING ROUTINE IMMUNIZATION IN THE IVORY COAST AND PROVIDED TECHNICAL EXPERTISE ON HAITI IMMUNIZATION. CORE GROUP AND PARTNERS PRESENTED RESULTS FROM THE PHOTOVOICE RESEARCH PROJECT ON IMMUNIZATION AT THE CORE GROUP KENYA AT THE NAIROBI GLOBAL HEALTH PRACTITIONERS CONFERENCE. THIS PROJECT ENDED IN APRIL 2025, AFTER THE DISSOLUTION OF USAID. SMALL GRANTS FOR SCALED IMPACT: CORE GROUP CONCLUDED PHASE 1 OF THE THREE-YEAR PROGRAM OF PROVIDING GRANTS, CAPACITY AND TECHNICAL EXPERTISE TO SIX ORGANIZATIONS IN NEPAL, CAMBODIA AND BANGLADESH FOR IMPROVED HEALTH OUTCOMES AND DISABILITY-INCLUSIVE HEALTH FOR REPRODUCTIVE, MATERNAL, CHILD, ADOLESCENT AND NEONATAL HEALTH. PROJECTS SAW INCREASED KNOWLEDGE IN NUTRITION, INCREASED BREASTFEEDING, INCREASED ACCESS TO CARE, IMPROVED ADOLESCENT CARE, ADDRESSED NEEDS OF YOUNG MOTHERS, AND IMPROVED QUALITY OF RMNCAH SERVICES AND ACCESS FOR WOMEN LIVING WITH DISABILITIES. PHASE 2 OF THE PROJECT BEGAN IN 2025 WITH THE SELECTION OF FOUR ORGANIZATIONS IN KENYA AND ETHIOPIA TO IMPLEMENT PROJECTS IN IMMUNIZATION, PREVENTION OF CHILD MARRIAGE, IMPROVING ACCESS TO QUALITY, CULTURALLY APPROPRIATE, AND EQUITABLE SRMNCAH SERVICES FOR WOMEN, NEWBORNS, CHILDREN, AND ADOLESCENTS WITH A FOCUS ON HARD TO REACH AND PASTORALIST COMMUNITIES, AND TO IMPROVE TIMELY ACCESS TO QUALITY EMERGENCY OBSTETRIC AND NEONATAL CARE (EMONC) FOR WOMEN AND NEWBORNS IN UNDERSERVED RURAL COMMUNITIES.GAVI ZIP- CORE GROUP SUCCESSFULLY SUPPORT GAVI'S PROGRAMME MANAGEMENT UNIT (PMU) RESPONSIBLE FOR ZIP, GAVI'S HUMANITARIAN PARTNERSHIPS PROGRAMS. IMMUNIZATION AND PROJECT DATA ANALYSIS, COMMUNICATIONS, TECHNICAL ADVOCACY AND LEARNING, MONITORING, AND IMMUNIZATION COST ANALYSES FOR THIS MULTI-COUNTRY HUMANITARIAN PROJECT.
    Expenses $1,097,933 · grants $78,330
  • KNOWLEDGE MANAGEMENT: AGENCY FOR ALL: CORE GROUP LED ENGAGEMENT SOCIAL AND BEHAVIORAL INTERVENTIONS AT THE REGIONAL LEVEL IN EAST AND WEST AFRICA, AS WELL AS SOUTH ASIA. CORE GROUP WORKED WITH OTHER PARTNERS TO IMPROVE UTILIZATION OF RESEARCH TO ADVANCE AGENCY-RELATED SBC INTERVENTIONS THROUGH LOCALLY LED, EQUITABLE PARTNERSHIPS, AS WELL AS STRENGTHENING CAPACITY AND LEADERSHIP OF LOCAL ACTORS TO APPLY EVIDENCE AROUND SOCIAL BEHAVIORAL CHANGE AND HEALTH. CORE GROUP LED COMMUNICATIONS AND KNOWLEDGE MANAGEMENT, AS WELL AS WEBSITE SUPPORT. THIS PROJECT ENDED IN APRIL 2025, AFTER THE DISSOLUTION OF USAID.
    Expenses $261,853
  • INFECTIOUS DISEASES: CORE GROUP PARTNERS PROJECT: CORE GROUP COMMUNICATIONS, WEBSITE, AND KNOWLEDGE MANAGEMENT SUPPORT TO THE CORE GROUP PARTNERS PROJECT. WE ALSO PROVIDED VITAL ADMINISTRATIVE AND TECHNICAL SUPPORT TO THE CORE GROUP PARTNERS PROJECT THROUGH THE HIRING OF CONSULTANTS, TRAVEL PLANNING, TECHNICAL WORKSHOPS ON HUMAN-CENTERED DESIGN, COMMUNICATIONS, KNOWLEDGE MANAGEMENT, AND PROMOTION OF THE LEARNING FROM THE PROJECT. CORE GROUP HOSTED A GLOBAL HEALTH SECURITY WORKSHOP AT THE CORE GROUP NAIROBI GLOBAL HEALTH PRACTITIONERS CONFERENCE.
    Expenses $652,874
  • CORE GROUP MEMBER SERVICES: CORE GROUP HOSTED OVER 16 WEBINARS, HOSTED THE LANDMARK GLOBAL HEALTH PRACTITIONER CONFERENCE IN NAIROBI KENYA, PROMOTED MEMBERS TECHNICAL RESOURCES, CONDUCTED ADVOCACY AND COMMUNICATIONS FOR GLOBAL HEALTH ISSUES INCLUDING MATERNAL AND CHILD HEALTH, IMMUNIZATION, SOCIAL AND BEHAVIOR CHANGE, NCDS, DISABILITY INCLUSIVE HEALTH, NUTRITION AND HUMANITARIAN APPROACHES. ADDITIONALLY, CORE GROUP CO-HOSTED WITH GEORGE WASHINGTON UNIVERSITY A TECHNICAL ROUNDTABLE ON FORCED MIGRATION AND HEALTH, AND PUBLISHED RECOMMENDATIONS. THREE "PITCH CHALLENGE" CIVIL SOCIETY WINNERS IN UGANDA, ETHIOPIA AND KENYA RECEIVED GRANTS AND TECHNICAL ASSISTANCE THROUGH CORE GROUP FOR THEIR TECHNICAL INNOVATIONS. CORE GROUP ALSO HELD SEVERAL IN-PERSON EVENTS FOR MEMBERS TO DISCUSS THE CHANGING LANDSCAPE OF ASSISTANCE AND DEVELOPING INNOVATIVE MECHANISMS AND PARTNERSHIPS.
    Expenses $337,841 · revenue $126,949

What it must file and when

IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in September, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025September 30, 2026February 16, 2027Not due yet
2024September 30, 2025February 17, 2026990 on file
2023September 30, 2024February 18, 2025990 on file

IRS record

EIN
31-1744950
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2001
Accounting year ends
September
Files
Form 990 or 990-EZ
Assets (IRS master file)
$5,159,301
Income (IRS master file)
$2,786,147

Filing history

FormYear endedRevenueExpensesAssetsReturn
990September 2025$2,801,692$2,879,085$5,159,301XML
990September 2024$3,559,600$3,593,242$3,557,294XML
990September 2023$3,673,230$2,946,098$3,163,854XML
990September 2022$3,315,465$1,265,247$3,473,039IRS
990September 2021–––IRS
990September 2020–––IRS
990September 2018–––IRS

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 31-1744950).

Questions about CORE INC

What is the EIN of CORE INC?
The employer identification number (EIN) of CORE INC is 31-1744950.
Is CORE INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2001.
Are donations to CORE INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does CORE INC file?
Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
When is the next return of CORE INC due?
The return for tax year 2025 (the year ending September 30, 2026) is due February 16, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did CORE INC last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended September 2025.
Who is the principal officer of CORE INC?
The 990 for the year ended September 30, 2025 names LISA HILMI.
Who are the officers and directors of CORE INC?
The 990 for the year ended September 30, 2025 lists 17 people; 4 received compensation from the organization, the highest $207,624 (LISA HILMI, EXECUTIVE DIRECTOR).
How much revenue does CORE INC have?
On its 990 for the year ended September 30, 2025 it reported revenue of $2,801,692, expenses of $2,879,085 and total assets of $5,159,301 at year end.

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