Page 1 of 1 DATALEX PLC Resignation of Non-Executive Director Dublin, Ireland – 14 June 2021: Datalex plc (the “Company” or the “Group”) (Euronext Dublin: DLE), a market leader in digital retail technology focused on the airline market, today announces the resignation of Ms Christine Ourmières-Widener, Non-Executive Director, with effect from 8 July 2021 following her appointment as CEO of TAP Air Portugal. Congratulating Christine on her appointment, David Hargaden, Chairman stated: “The Board would like to thank Christine for her contribution since joining the Board in October 2019 and wish her well in her new role leading TAP Air Portugal.” The Board of the Company is considering its appropriate composition going forward and is looking to appoint a further non-executive director in due course. About Datalex Media Enquiries Michael Moriarty Datalex is a market leader in transformative airline retail products and solutions. FleishmanHillard The Datalex Digital Commerce Platform provides airlines with a unique solution to +353 87 243 2550 drive revenue and profit as digital retailers. Today the platform enables a travel marketplace of over one billion shoppers covering every corner of the globe, driven [email protected] by some of the world’s most innovative airline retail brands. Datalex’s customers include Air China, JetBlue Airways, Hainan Group, SAS, Philippine Airlines, Aer Investor Enquiries Lingus, Brussels Airlines, Air Transat and Trailfinders. The Group is headquartered in Sean Corkery Dublin, Ireland, and maintains offices across Europe, the USA and China. Datalex Datalex plc plc is a publicly listed company on Euronext Dublin (DLE). +353 1 806 3500 [email protected] Learn more at www.datalex.com or follow on twitter @Datalex. ©© Datalex Datalex PLC PLC .