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On the Record · CSG Systems International

CSG Systems International subsidiaries, as it lists them

The subsidiaries CSG Systems International lists in its latest annual report, with the jurisdiction of each, linked to the filing.

Subsidiaries it lists

SubsidiaryJurisdiction
Ascade ABSweden
Ascade Middle East FZ-LLCUnited Arab Emirates
Billing Intec Uruguay S.A.Uruguay
CSG Forte Payments Holdings, Inc.Delaware
CSG Forte Payments, Inc.Delaware
CSG Forte Payments Canada, Inc.Canada
CSG International Australia Pty LimitedAustralia
CSG International Colombia SASColombia
CSG International Pty LimitedAustralia
CSG International PTE LtdSingapore
CSG International Sdn BhdMalaysia
CSG SA Holdings (Pty) LimitedSouth Africa
CSG SA Services (Pty) LimitedSouth Africa
CSG Systems International, Inc.Delaware
CSG Systems International (India) Pvt. Ltd.India
CSG Systems U.K. LimitedUnited Kingdom
CSG Systems, Inc.Delaware
CSGI Maroc SarlMorocco
Designgen, Comunicação Visual, Unipessoal Lda.Portugal
DGIT Systems Pty, Ltd.Australia
DGIT Holdings Pty, Ltd.Australia
DGIT NZ LimitedNew Zealand
Digiquant, Inc.Delaware
Independent Technology Billing Solutions S de RL de CVMexico
Independent Technology Systems LimitedUnited Kingdom
Independent Technology Systems for Information Technology LLCSaudi Arabia
Independent Technology Systems SL UnipersonalSpain
Inomial Pty, Ltd.Australia
Intec Billing Canada Ltd.Canada
Intec Billing Ireland Ltd.Ireland
Intec Billing, LLCDelaware
Intec Billing Nigeria LimitedNigeria
Intec Telecom Systems (France) SARLFrance
Intec Telecom Systems Denmark A/SDenmark
Intec Telecom Systems Deutschland GmbHGermany
Intec Telecom Systems do Brasil LimitadaBrazil
Intec Telecom Systems Italia S.P.A.Italy
Intec Telecom Systems LimitedUnited Kingdom
Intec Telecom Systems South Africa (Pty) LimitedSouth Africa
MobileCard Holdings, LLCDelaware
PT CSG Systems IndonesiaIndonesia
Tango Telecom Ltd.Ireland
Tango Telecom (APAC) Sdn. Bhd.Malaysia
Volubill Danmark ApSDenmark
Volubill, Inc.Delaware

From Exhibit 21 of the 10-K for 2025. Companies must list their significant subsidiaries there and may leave out smaller ones, so this is the company’s own list, not every entity it owns.

Read from CSG Systems International’s annual reports (10-K for 2025, 10-K for 2024, 10-K for 2023) and the financial data it files with the SEC, as of 2026-02-19. Every quotation is word for word from the filing linked beside it; how these pages are built and checked. The full record is in its company data sheet.