Datalex Plc — Board/Management Information 2019

May 14, 2019

DIRECTORATE CHANGE

APPOINTMENT OF CHIEF FINANCIAL OFFICER

Dublin, Ireland – 14 May 2019: Datalex plc (Euronext Dublin: DLE), a leading provider of digital commerce solutions to global travel retailers, is pleased to announce the appointment of Niall O'Sullivan as Chief Financial Officer (CFO) and as a Director of Datalex plc with effect from 4 June 2019.

Niall is highly experienced in finance strategy, accounting and compliance across high tech industries. Prior to joining Datalex, Niall was Finance Director at Google Inc. where he had full responsibility for accounting, financial compliance and contractual controls for the EMEA region. Niall has led global finance operations and executed complex finance transformation projects for technology PLCs such as Pearson plc, Vodafone plc and with corporations such as Oracle and Dell.

Commenting today, Sean Corkery, Interim CEO of Datalex said: "I am delighted to welcome Niall to Datalex and look forward to working with him. Niall brings a wealth of financial and operational experience which I know will add significant value to our future performance and growth".

Niall O'Sullivan said: "I am very happy to be joining Datalex at this crucial time in the company's development and I look forward to working with Sean and the team."

There are no details requiring disclosure for Niall O'Sullivan under paragraph 6.6.7 (2) to (6) of the Listing Rules.

About Datalex

Datalex is a market leader in digital commerce for travel retail. The Datalex Digital Commerce Platform provides airlines with a unique solution to 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 by some of the world's most innovative airline retail brands. Datalex's customers include, Air China, JetBlue Airways, Hainan Group, SAS, Swiss International Air Lines, Lufthansa Group, Philippine Airlines, Aer Lingus, Brussels Airlines, Air Transat, Air Malta, Multiplus, STA Travel and Trailfinders. The company is headquartered in Dublin, Ireland, and maintains offices across Europe, the USA and China. Datalex is a publicly listed company on Euronext Dublin (DLE). Learn more at www.datalex.com or follow on twitter @Datalex.

This announcement contains certain forward-looking statements. Actual results may differ materially from those projected or implied in such forward-looking statements. Such forward-looking information involves risks and uncertainties that could significantly affect expected results. Datalex undertakes no obligation to update any forwardlooking statements.

Investor Enquiries

Sean Corkery Datalex plc +353 1 806 3500 sean.corkery@datalex.com Media Enquiries

James Dunny Fleishman Hillard +353 86 388 3903 james.dunny@fleishmaneurope.com