Appointment of MD & CEO of Subex Ltd

March 22, 2018

To

The London Stock Exchange

10 Paternoster Square

London

EC4M 7LS

Dear Sirs,

Sub: Subex Limited "The Company"-Outcome of the Board Meeting held on March 21, 2018

Please be informed that the agenda item summarized hereunder was discussed and approved at the Board Meeting of the Company held on March 21, 2018 at Mumbai:

1. Appointment of Mr. Vinod Kumar Padmanabhan as Managing Director & CEO of Subex Limited

The Board of Subex Ltd, a leading global provider of Business Support Systems (B/OSS) for Communications Services Providers, has on March 21, 2018, appointed Mr. Vinod Kumar Padmanabhan as Managing Director & CEO of the Company effective 1st April 2018, on expiry of the term of Mr. Surjeet Singh. Mr. Vinod Kumar Padmanabhan has been Subex's Chief Operating Officer since 2013 and is also a member of the board.

We request you to take the aforesaid notification on record.

Thanking you

For and on behalf of Subex Limited

Arjun Makhecha

Acting Company Secretary