
Company profiles and links to respective websites are alphabetically listed.
* Companies including "NTT" as part of their name are listed with "NTT" omitted.

- I-Cast, Inc.
- ICOZA Internet Company South Africa (Pty) Ltd
- NTT IF Corporation
- IFI Solution Joint Stock Company
- IMANARA
- INAGI CULTURE CENTER SERVICE CORPORATION
- INAGI LIBRARY SERVICE CORPORATION
- InfoCom Research, Inc.
- NTT INFRASTRUCTURE NETWORK CORPORATION
- Integralis AG
- Integralis Deutschland GmbH
- Integralis Inc.
- Integralis Ltd.
- Integralis ME FZ LLC
- Integralis Osterreich GmbH
- Integralis SAS
- Integralis Schweiz AG
- Integralis Services GmbH
- Integralis Services LLC
- Integralis Services Ltd.
- Integralis Services Pte. Ltd.
- Integrate System Service Co.,Ltd.
- intelart Bilgi Sistemleri Ltd.Sti.
- NTT Intelligent Planning and Development corporation
- Intelligroup Europe Ltd.
- NTT INTERNET INC.
- Internet Solutions Kenya Limited
- Internet Solutions (Pty) Ltd
- inter-touch (Egypt) Limited
- interTouch Information Technology (Shanghai) Co., Ltd.
- inter-touch (Malaysia) Sdn. Bhd.
- INTER-TOUCH (MIDDLE EAST) FZ LLC
- INTER-TOUCH (MIDDLE EAST) LIMITED
- INTER-TOUCH PTY LTD
- INTERWORLD, INC.
- INTRAMART CSI CORPORATION
- Inversiones Dimension Data Chile Limitada
- IS Fax (Pty) Ltd
- IS Internet Solutions Ghana Limited (CS)
- IS Internet Solutions Limited
- ISS CO.LTD
- ITC Information Technology Consulting Gesellschaft fur Netzwerk Management und Systemintegration mbH
- NTT-IT CORPORATION
- itellgence AG
- itelligence A.B., Sweden
- itelligence AG (Switzerland)
- itelligence a/s, Denmark
- itelligence ASIA HOLDINGS LIMITED
- itelligence a/s, Malaysia
- itelligence a/s, Norway
- itelligence BeNeLux Holding B.V.
- itelligence Business Solutions GmbH
- itelligence Business Solutions Ltd.
- itelligence Business Solutions s.p.r.l.
- itelligence B.V.
- itelligence Canada Ltd.
- itelligence Consulting Shanghai Ltd.
- itelligence France S.A.S.
- itelligence Hungary Kft.
- itelligence Inc.
- itelligence International Business Services Holding GmbH
- itelligence int'l
- itelligence Ltd.
- itelligence Ltda. S.A.
- itelligence 1500, Denmark
- itelligence Outsourcing & Services GmbH
- itelligence Services GmbH
- itelligence SP.Z.o.o.
- itelligence s.r.o. (Slovakia)
- itelligence VC-Holding GmbH
- itellignece Outsourcing MSC Sdn.Bhd.
- iTouch Finance 1 Ltd.
- iTouch Finance 2 Ltd.
- iTouch Global Concept Nigeria
- iTouch LTD
- iTouchMovilisto Portugal Lda
- iTouch Spain Holding S.L.