Contract Win

DAT Group PLC
18 October 2005



Strictly embargoes until: 07.00 18 October 2005


                                  DAT Group plc
                                        
                             ('DAT' or the 'Group')
                                        
               FOLLOW-ON CONTRACT WITH MAJOR U.S. MOBILE OPERATOR
                                        
DAT chosen to implement device management and synchronisation services for major
                                mobile operator

London, 18 October 2005 - DAT Group plc, an international developer and provider
of mobile device management and synchronisation solutions, today announces a
contract with a leading U.S. mobile phone operator worth over US$1 million
within a period of nine months. Under the terms of the deal, DAT will implement
device management and synchronisation services for a wide range of mobile phones
as part of a large scale synchronisation project involving the industry standard
SyncML. The new contract follows a licensing agreement with the operator (which
wishes to remain anonymous for reasons of commercial confidentiality) that was
announced in June 2005.

Carsten Brinkschulte, CEO of DAT Group commented: 'This follow-on contract is a
testament to the competency and uniqueness of our service and product offering.
It is a welcome endorsement by a key mobile player of our new product strategy
and management team. The contract also demonstrates the strength of our customer
credibility and our ability to deliver mission-critical solutions to leading
mobile operators worldwide.'

For more information please visit www.datgroup.com or contact:

Carsten Brinkschulte                      Nicole Meissner, CMO
DAT Group plc                             DAT Group plc
Mobile: [phone]                 Office: [phone]
                                          Mobile: [phone]
Simon Hudson / Clemmie Carr
Tavistock Communications
Tel: [phone]

Notes to Editors

About DAT Group plc

DAT Group plc focuses on mobile management solutions for operators, device
manufacturers, retailers and enterprises. The company offers a varied product
portfolio ranging from data synchronization (DS) to device management (DM),
firmware updates over-the-air (FOTA) and mobile device management (Enterprise
Assistant). DAT has unique expertise in smart devices across all platforms based
on its market-leading over-the-air (OTA) delivery platform. Based in the UK, the
company also has offices in Germany and the U.S. DAT is a public company listed
on the London Stock Exchange. More information about DAT is available at
www.datgroup.com

About Synchronica

Synchronica focuses on SyncML synchronization and device management solutions
for mobile operators, device manufacturers, and enterprises. The company offers
a complete SyncML product portfolio ranging from data synchronization (DS) to
device management (DM) and firmware update over-the-air (FOTA). Synchronica has
a strong track record in the SyncML space, including the launch of the world's
first SyncML DM FOTA server with a leading European device manufacturer. The
Synchronica SyncML Gateway provides over-the-air synchronization of
SyncML-enabled mobile phones with corporate Microsoft Exchange servers. More
information is available at www.synchronica.com



                      This information is provided by RNS
            The company news service from the London Stock Exchange