Mark Thomas

Chief Executive Officer

Mark is driving the growth of the Company and setting the future direction of the business. He leads the Executive Leadership Team.

Mark Thomas has been Chief Executive Officer of Reaction Engines Limited since May 2015. In this role he is leading development of the SABRE engine concept, a new class of aerospace propulsion system for hypersonic and space access applications, and building a successful technology business.

During his first two and a half years Mark has grown the company from 65 to over 150 employees, secured investments from BAE Systems, the UK Government and DARPA, and expanded operations in the UK and US.

Before joining Reaction Engines, Mark graduated from Cambridge University with an Engineering degree and spent over 25 years working in the Defence and Civil Aerospace businesses of Rolls-Royce plc. During this time he led a number of key programmes for Rolls-Royce, working closely with customers and partners worldwide.

Notable roles included Chief Development Engineer for the EJ200 (Typhoon) engine, Chief Engineer of multiple military and civil engine programmes Technical Director of the Eurojet Turbo GmbH consortium based in Munich, and Chief Engineer, Civil Aerospace Technology and Future Programmes.

He is a Chartered Engineer and Fellow of the Royal Aeronautical Society.

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