Exhibit 21.1

LIST OF EQUIFAX INC. SUBSIDIARIES

Subsidiaries of the Registrant Equifax Inc. (a Georgia corporation) – as of December 31, 2023.

Name of SubsidiaryState or Country of Incorporation
AccountScore LimitedUnited Kingdom
Acordo Certo Ltda.Brazil
Acordo Certo Participações S.A.Brazil
Ansonia Credit Data, Inc.Georgia
Apac BizInfo Pte LimitedSingapore
Appriss Insights, LLCDelaware
ASNEF/Equifax Servicios de Informacion Sobre Solvencia y Credito S.L.Spain
Austin Consolidated Holdings, Inc.Texas
Barnett Associates Operations, LLCMissouri
Boa Vista Serviços S.A.Brazil
BVRV Participações S.A.Brazil
Compliance Data Center LLCGeorgia
Consultores De Datos Del Caribe, S.R.L.Dominican Republic
Consents Online LimitedUnited Kingdom
Corporate Services LLCAlabama
Credinformacoes, Informaçoes de Credito, LdaPortugal
Creditworks Australia Pty LtdAustralia
Crime Finders LLCCalifornia
DataVision Resources, LLCIowa
DataX, Ltd.Nevada
EDX Australia Pty LimitedAustralia
EF Operating LLCDelaware
EFX de Costa Rica S.A.Costa Rica
Equiecua Analytics Services of Risk S.A.Ecuador
Equifax Acquisition Holdings LLCGeorgia
Equifax Americas S.C.S.Luxembourg
Equifax Analytics FZEUAE
Equifax Analytics Private LimitedIndia
Equifax APAC Holdings LimitedNew Zealand
Equifax Apprise Solutions LLCGeorgia
Equifax Argentina S.A.Argentina
Equifax Australasia Credit Ratings Pty LimitedAustralia
Equifax Australasia Group Services Pty LimitedAustralia
Equifax Australasia HR Solutions Pty LimitedAustralia
Equifax Australasia Workforce Solutions Pty LimitedAustralia
Equifax Australia Commercial Services and Solutions Pty LimitedAustralia
1


Equifax Australia Decision Solutions Pty LimitedAustralia
Equifax Australia CDR Pty LimitedAustralia
Equifax Australia Group Pty LimitedAustralia
Equifax Australia Holdings Pty LtdAustralia
Equifax Australia Information Services and Solutions Pty LimitedAustralia
Equifax Australia Marketing Services Pty LimitedAustralia
Equifax Australia Personal Solutions Pty LimitedAustralia
Equifax Australia Pty LtdAustralia
Equifax Cambodia Holdings Pte LimitedSingapore
Equifax Canada Co.Nova Scotia
Equifax Canadian Holdings II Co.Nova Scotia
Equifax Centroámerica S.A. de C.V.El Salvador
Equifax Commercial Services LimitedRepublic of Ireland
Equifax Consumer Services LLCGeorgia
Equifax Credit Information Services Private LimitedIndia
Equifax Data Services LLCGeorgia
Equifax do Brasil S.A.Brazil
Equifax Ecuador C.A. Buró de Información CrediticiaEcuador
Equifax Enterprise Services LLCGeorgia
Equifax EUA LimitedUnited Kingdom
Equifax Europe LLCGeorgia
Equifax Fraude, S.L.Spain
Equifax Funding LLCGeorgia
Equifax Holdings (NZ) LimitedNew Zealand
Equifax Honduras, Central de Riesgo Privada, S.A.Honduras
Equifax Iberica, S.L.Spain
Equifax Information Services LLCGeorgia
Equifax Information Services of Puerto Rico, LLCGeorgia
Equifax Information Technology LLCGeorgia
Equifax International Treasury Services Unlimited CompanyRepublic of Ireland
Equifax LimitedUnited Kingdom
Equifax Luxembourg (No. 3) S.àr.l.Luxembourg
Equifax Luxembourg (No. 10) S.àr.l.Luxembourg
Equifax New Zealand Holdings LimitedNew Zealand
Equifax New Zealand Information Services and Solutions LimitedNew Zealand
Equifax (NZ) Holdings Pty LtdAustralia
Equifax Paraguay S.A.Paraguay
Equifax Peru S.A.Peru
Equifax Pty LimitedAustralia
Equifax South America LLCGeorgia
Equifax Spain Holdings S.àr.l.Luxembourg
Equifax Special Services LLCGeorgia
Equifax Workforce Solutions LLCMissouri
2


Equifax Technology (Ireland) LimitedRepublic of Ireland
Equifax Technology Solutions LLCGeorgia
Equifax UK AH LimitedUnited Kingdom
Equifax Uruguay S.A.Uruguay
eThority LLCSouth Carolina
GetCreditScore Pty LtdAustralia
Grupo Inffinix, S.A. de C.V.Mexico
HealthCare Impact Associates II LLCMinnesota
HealthCare Impact Associates L.L.C.Minnesota
HD Information, LLCDelaware
ID Rehab Holdings, Inc.Delaware
Identity Rehab CorporationColorado
IDR Processing, LLCColorado
Inffinix Software Comercio, Servicios, Importação e Expostação, Ltda.Brazil
Inffinix Software, S.A. de C.V.Mexico
Innovative Enterprises LLCVirginia
Integrated Debt Services Ltd.United Kingdom
IntelliReal LLCColorado
Inversiones Equifax Chile LimitadaChile
IQ360 Serviços de Informação e Tecnologia Ltda.Brazil
IXI CorporationDelaware
JLR, Inc.Quebec
Knowledge Works, Inc.Delaware
Kount Inc.Delaware
Mapcity.com Chile S.A.Chile
Midigator, LLCDelaware
Net Profit, Inc.South Carolina
Nevalon Technologies, LLCNorth Carolina
Paradigm National Consultants, LLC d/b/a HIREtechTexas
Plantation RE Holdings LLCGeorgia
Rapid Reporting Verification Company, LLCTexas
ReachTEL Pty LtdAustralia
Redbird Insurance, LLCGeorgia
Secure Sentinel Australia Pty LimitedAustralia
Securitec Screening Solutions LLCVirginia
Servicios Equifax Chile LimitadaChile
T1 Ventures LLC d/b/a i2VerifyMassachusetts
TALX UCM Services, Inc.Missouri
TDX Group LimitedUnited Kingdom
TDX Indigo Iberia SLSpain
Teletrack, LLCDelaware
Typhoon Data LCUtah
VA Australia Finance Pty LimitedAustralia
3


VA (NZ) Holdings LimitedNew Zealand
Verdad Informatica de Costa Rica, S.A.Costa Rica
Worxtime, LLCGeorgia
ZIP ID Pty LtdAustralia

4