Niall O'Sullivan

Calyx Group Plc provides technology and communications services. It provides ongoing training, support and management for advanced telephone systems, IT networks, security and software solutions. The company was founded by Maurice Healy on February 1, 2005 and is headquartered in Ballsbridge, Ireland.

Etrawler Ltd. operates an online booking engine that connects business and leisure customers, and online travel retailers with road and rail transport solutions. The firm involves in car rental partnerships with airlines, online travel agents, accommodation suppliers, and car rental retailers. It offers car rental booking engine, such as mobile booking engines, open source iPhone car rental application, Facebook car rental booking engine, car rental mapping, banner and site design, online reporting and direct connection. The company was founded by Greg Turley and Niall Turley in 2004 and is headquartered in Dublin, Ireland.

Bastow Charleton is a member of the Crowe network, which is one of the top 10 accounting networks in the world. The Irish company provides audit, tax, and business advisory services in Ireland.

Part of BDO LLP, BDO Simpson Xavier is an Irish company that provides accounting services. The private company is based in Dublin, Ireland.

Simpson Xavier is an American company.

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.

Sage Technologies Ltd. develops customer relationship management software that allows businesses to manage all interactions with prospects, customers and partners. The company is headquartered in Dublin, Ireland.

Part of ACI Worldwide, Inc., Point Information Systems is an Irish company that supplies customer relationship management applications. The private company is based in Dublin, Ireland. Point Information Systems was acquired by S1 Corp., part of ACI Worldwide, Inc. from February 13, 2012 on March 29, 2002.

Orbiscom Ltd. provides online payment security services. The company was founded in 1999 by Ian Flitcroft and Graham Odonnell and is headquartered in Dublin, Ireland.

Cognotec Ltd. provides foreign exchange trading technology solutions. The company was founded by Brian Maccaba in 1991 and is headquartered in Dublin, Ireland.

Transportes Aéreos Portugueses S.A. operates passenger airlines. It offers cargo, maintenance and engineering services. The company was founded on March 14, 1945 and is headquartered in Lisbon, Portugal.

Mastercard International, Inc. provides credit card services. It provides access to round-trip bill payment and presentment for industry providers. The company was founded in 1969 and is headquartered in Purchase, NY.

European Regions Airline Association Ltd. operates as an association that promotes aviation. The non-profit company is based in Lightwater, UK.

TAP SGPS SA provides airline services. The company was founded in 1945 and is headquartered in Lisbon, Portugal.

ezetop Ltd. provides website for mobile top-ups. It offers international and online mobile top-ups and call services. The company was founded in 2006 and is headquartered in Dublin, Ireland.

GBT III BV engages in providing business travel services. It offers simplified travel management, customized travel, one-stop solution, technology solutions, and consultancy services. The company is headquartered in Amsterdam, the Netherlands.

ECS Europe Ltd. engages in the provision of software services. It offers service delivery, professional services, managed, cloud, and flexible resourcing. The firm offers its services in the following areas; networks, information technology consultancy, data center, information technology security, end user computing, and program delivery. The company was founded in 2008 and is headquartered in Glasgow, the United Kingdom.

SLA Digital Ltd. provides managed digital services solutions. Its mobile solutions help mobile operators and merchants and developers to monetize the client''s network and data assets. The company is headquartered in Belfast, the United Kingdom.

Unity Technologies I.T. Ltd. engages in the provision of IT cloud manage services. Its services include cloud, infrastructure, security, identity management, modern workplace, and managed services. The company was founded in 2011 and is headquartered in Dublin, Ireland.

Huddl Mobility Ltd. provides social transportation network. The company was founded by Alan Farrelly and Brian O'Rourke in September 2015 and is headquartered in Galway, Ireland.

Part of Atlantic Aviation Group Ltd., AAG DS Ltd. provides maintenance, repair and overhaul services for aircrafts. The private company is based in Angmering, UK. The British company was founded in 2000. AAG DS was acquired by Atlantic Aviation Group Ltd. from Rosedale (J.W.) Investments Ltd. on February 09, 2021.

ZeroAvia, Inc. is a leader in zero-emission aviation, focused on hydrogen-electric aviation solutions to address a variety of markets, initially targeting 500 mile range in 10-20 seat aircraft used for commercial passenger transport, package delivery, agriculture, and more. ZeroAvia is based in the UK and USA, with thriving teams in Everett, WA. The American company has already secured experimental certificates for its two prototype aircraft from the CAA and FAA, passed significant flight test milestones, and is on track for commercial operations in 2023. The company's expanding operations are partially supported by the grant from the UK's Aerospace Technology Institute and Innovate UK, and ZeroAvia is part of the UK government's Jet Zero Council. Initially targeting a 300-mile range in 9-19 seat aircraft by the end of 2025, and up to 700-mile range in 40-80 seat aircraft by 2027, ZeroAvia has already secured experimental certificates for its three prototype aircraft from the CAA and FAA and passed significant flight test milestones. The company has nearly 2,000 pre-orders for engines from a number of major airlines, with future revenue potential over $10bn. The company was founded by Valery Miftakhov and he has been the CEO since incorporation.

Part of Gresham House Plc, Project Excalibur Topco Ltd. is a holding British company that provides cyber-security services through its subsidiaries. The private company is based in London, UK and was founded in 2019.

Founded in 2019, Project Excalibur Midco 1 Ltd. is an investment holding British company. Part of Gresham House Plc, the private company is based in London, UK.

Founded in 2019, Project Excalibur Midco 2 Ltd. is an investment holding British company. Part of Gresham House Plc, the private company is based in London, UK.

Part of Gresham House Plc, Project Excalibur Bidco Ltd. is a British company that provides strategic management services. The private company is based in London, UK and was founded in 2019.

The International Air Transport Association (IATA) is a trade association that represents around 300 airlines, accounting for 83% of total air traffic. The private company is based in Montreal, CA, and has a global presence of subsidiaries in several regions. The Canadian company provides carriers with a single dataset of airline sales, market, and itinerary data through its DDS. This data is aggregated from multiple sources, including data contributed by carriers, the Billing and Settlement Plan (BSP) transactions, and ARCs Area Settlement Plan (ASP) transactions, making it the most comprehensive and accurate of its kind. IATA supports many areas of aviation activity and helps formulate industry policy on critical aviation issues. William Matthew Walsh has been the CEO of the company since 2021.

Flybe Ltd. provides a range of passenger and business airline services. The company was founded on 1 December, 1992 and is headquartered in London, the United Kingdom.