James John Pryn Greenstreet

CityJet DAC provides air transportation services. The firm offers group bookings, accommodation services, and customer support services. The company was founded by Patrick Byrne in 1993 and is headquartered in Swords, Ireland.

IBM United Kingdom Ltd. provides computer software and hardware services. Its products include mainframes, servers, storage systems and peripherals, processors, memory chips, microelectronics and software portfolio with applications from database management tools to operating systems. The company was founded in 1951 and is headquartered in Portsmouth, the United Kingdom.

Newmarket Capital Ltd. provides financial and corporate advisory services to financial institutions. It is a subsidiary of Excalibur Group Holdings Ltd. The company was founded in 2001 and is headquartered in London, the United Kingdom.

XL Capital Assurance (UK) Ltd. is located in the UK. Part of Syncora Guarantee, Inc., XL Capital Assurance (UK) Ltd. is a British company.

Part of Ernst & Young Global Ltd., Arthur Andersen (UK) is a British company that provides accounting services. The company is based in Reading, UK.

Falko Regional Aircraft ltd (Falko) is a private equity firm founded in 2011. The firm headquartered in Hertfordshire, UK .

Electric Aviation Group Ltd. provides research services aimed at minimizing and eliminating carbon dioxide emissions from aircraft.