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

- KAKEZAN Inc.
- Keane Australia Micropayment Consortium Pty Ltd ("KAMCO")
- Keane Australia Pty Ltd
- Keane Canada, Inc
- Keane Consulting, Inc.
- Keane Foundation, Inc.
- Keane, Inc. PAC (Keane PAC)
- Keane India Holdings, LLC
- Keane Limited
- Keane Malaysia Sdn. Bhd.
- Keane Securities Corporation
- Keane (Shanghai) Co., Ltd.
- Keane UK Limited
- Keane Worldzen, LLC
- NTT Knowledge Square Inc.
- KNOX TWENTY ONE CO., LTD.
- NTT Korea Co.,Ltd.
- Koukoku Tsuushinsha Inc.