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Registered Office / Corporate OfficeRMZ Ecoworld,
Devarabisanahalli, Outer Ring Road
Bangalore - 560 037, India
Tel :- +91 80 6659 8700
Fax:- +91 80 6696 3333
Important Dates
| Formation of Subex | 5th October, 1992 |
| Incorporation as Subex Systems Limited | 16th November, 1995 |
| Date of IPO | 19th - 23rd July, 1999 |
| Subex shares listed in Bangalore Stock Exchange | 3rd September, 1999 |
| Subex shares listed in Mumbai Stock Exchange | 31st July, 2000 |
| Subex shares listed in National Stock Exchange | 5th September, 2003 |
| Acquisition of the Fraud Management activity of Alcatel, UK | 1st October, 2004 |
| Acquisition of Fraud Centurion from Lightbridge, US | 1st October, 2004 |
| Global Depository Receipts (GDRs) listing in Luxembourg Stock Exchange (LxSE) | 7th April, 2006 |
| Announcement of acquisition of Azure Solutions, UK | 25th April, 2006 |
| Closure of acquisition of Azure Solutions, UK and Incorporation as Subex Azure Limited | 23rd June, 2006 |
| Announcement of acquisition of Syndesis Ltd, Canada | 18th January, 2007 |
| GDR listing in London Stock Exchange | 14th March, 2007 |
| Closure of acquisition of Syndesis Ltd | 1st April, 2007 |
| Announcement of exchange offer for restructuring of FCCBs | 24th September, 2009 |
| Completion of exchange offer and issuance of Restructured FCCBs | 2nd November, 2009 |
| Listing of Restructured FCCBs on Singapore Exchange Securities Limited (SGX) | 6th November, 2009 |