NTT Communications

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NTT Communications Corporation
HeadquartersTokyo, Japan
Key people
Tetsuya Shoji, President & CEO[1]
SubsidiariesNTT America
NTT Europe Ltd
NTT Resonant
emerio (in Japanese) (in English)
Primary ASN2914
NTT Hibiya building

NTT Communications (エヌ・ティ・ティ・コミュニケーションズ株式会社, Enutiti Komyunikēshonzu Kabushiki-gaisha) or NTT Com, is a subsidiary of Nippon Telegraph and Telephone (NTT) Corporation, the largest telecommunications company in Japan and one of the largest worldwide.[2] NTT Com provides network management, security and solution services[3] to consumers, corporations and governments.

NTT Com Group has more than 30 companies in the Asia-Pacific region, Europe and the Americas.[4]

As of 1 July 2019, NTT Communications and its subsidiaries became part of NTT Ltd., which is the de facto holding company of NTT.[5]


NTT Communications was established in 1999 as a subsidiary of Nippon Telegraph and Telephone Corporation (日本電信電話株式会社, Nippon Denshin Denwa Kabushiki-gaisha).[6] It is the principal NTT subsidiary engaged in long-distance and international telecommunications services.[7]

In May 2011, NTT purchased 70% of Frontline Systems, an Australian IT services provider.[8] In October 2013 it merged Frontline Systems with NTT Australia to form NTT ICT.[9]


NTT Com consists of the following major subsidiary companies:

  • Arkadin
  • Emerio
  • Netmagic Solutions
  • NTT Brazil
  • NTT Com Asia – the East Asia headquarters of NTT Communications.[10][11] It is responsible for the Hong Kong, Macau, Taiwan and Korea markets, as well as managing its wholly owned subsidiary HKNet. It employs over 380 staff.
  • NTT Com Security (ex Integralis)
  • NTT Com Thailand
  • NTT Communications India Private Limited
  • NTT Communications Russia
  • NTT Europe Ltd - was founded in 1988 and has its headquarters in London, UK with branch offices in many European locations.
  • NTT ICT (Australia)
  • NTT Resonant
  • NTT Singapore
  • NTTCom Managed Services
  • OCN or Open Computer Network
  • Verio
  • Virtela

See also[edit]


  1. ^ "About Us: Board of Directors". NTT Communications. Retrieved 22 December 2011.
  2. ^ "Nippon Telegraph & Telephone". Fortune. Retrieved 19 August 2017.
  3. ^ "Global ICT Services Provider - NTT Communications".
  4. ^ "Group Companies". NTT Communications. Retrieved 9 April 2012
  5. ^ "NTT picks London for newly formed global business". Retrieved 10 July 2019.
  6. ^ "The NTT Group: Thirty Years of History". Archived from the original on 8 May 2016. Retrieved 22 July 2016.
  7. ^ "About NTT Group". Retrieved 22 July 2016.
  8. ^ "NTT Com buys controlling stake in Frontline Systems". 12 May 2011. Retrieved 8 August 2017.
  9. ^ "NTT Australia restructures into one-stop IT shop". 11 November 2013. Retrieved 8 August 2017.
  10. ^ Perez, Bien (9 August 2017). "NTT unveils Hong Kong's first 'financial data centre'". South China Morning Post. Retrieved 9 August 2017.
  11. ^ "Archived copy". Archived from the original on 14 October 2014. Retrieved 19 August 2017.CS1 maint: Archived copy as title (link)

External links[edit]