Appointment

InterX PLC 23 November 2001 FOR IMMEDIATE RELEASE 23 November 2001 INTERX PLC ('InterX') Board Appointment The Board of InterX, the internet software company, today announces with immediate effect the appointment of David Ian King as an executive director and Chief Operating Officer. Ian was previously Director of Operations, Northern Europe, for Akamai Technologies, Inc., the world's leading provider of internet content delivery services. In previous positions he was Chief Executive of Calluna plc and Vice President, Northern Europe, for Seagate Technology Inc. Simon Barker, Chief Executive of InterX, said: 'We are now entering the next stage of the Group's growth - a stage that needs to be sales led. Ian has a proven track record of building strong sales growth in both large and small technology companies. As such, he will have full responsibility for all aspects of revenue growth, customer acquisition, technical consulting services and customer support.' Other than those disclosed above, there are no further directorships disclosable under section 16.4(a) of the listing rules of the UK Listing Authority (the 'Listing Rules'). In accordance with information disclosable under sections 6.F.2 (b) - (g) of the Listing Rules, Calluna Technology Limited ('CTL'), a wholly owned subsidiary of Calluna plc, is currently in administration having been made the subject of an administration order in January 2000. CTL's estimated statement of affairs at 16 February 2000 identified a net deficit to creditors of £27.1m, which was made up of assets of £10.2m, inter-company creditors of £31.9m and third-party creditors of £5.4m.