Rule 17 Notification

3 December 2015

Rosslyn Data Technologies plc

(the "Rosslyn" or "the Company")

Rule 17 Notification

The following information is disclosed under paragraph (g), Schedule 2 and AIM Rule 17 of the AIM Rules for Companies.

The Company announces that Wildnet Limited, a company of which Barney Quinn, Non-Executive Director of Rosslyn Data Technologies, was recently a director, was put into Creditors Voluntary Liquidation on 3 December 2015.

Wildnet was a small private software company in which Mr Quinn had previously invested. It has outstanding liabilities owed to third party and trade creditors of approximately £17,000. In addition, Wildnet has an outstanding shareholder loan note of approximately £1.1 million. Wildnet is being wound up following a decision by its shareholders that they no longer wish to support the business.

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Notes to Editors

Rosslyn Data Technologies plc, (AIM: RDT), a leading provider of a Cloud-based enterprise data analytics platform, was founded in 2005 by Charles Clark and Hugh Cox. Business Intelligence was ranked first in the top ten technology priorities for Chief Information Officers in 2012 by Gartner. The Company provides analytical services by combining four key technologies: data extraction; cleansing; enrichment; and visualisation, through a single cloud platform enabling users with detailed data to make more informed decisions. Rosslyn's RAPid platform is the Group's primary product available to its multinational customers, including Aberdeen Asset Management plc, Babcock Corporate Services plc, Xerox Business Services and Coca-Cola Enterprises, Inc. Rosslyn Data Technologies plc is the ultimate holding company of the Group and owns 100 per cent of Rosslyn Analytics Limited.

Further information can also be found on the Company's website at: www.rosslynanalytics.com