Heidrick & Struggles is a global executive search and leadership consulting firm that helps organisations recruit senior executives, develop leadership teams and support organisational transformation across multiple sectors, including aviation and aerospace.

Hi Fly is a global wet-lease and charter airline providing aircraft on an ACMI basis (aircraft, crew, maintenance and insurance) to airlines, governments and organisations needing additional capacity or short-term operational cover.
Highline College is a US public college offering aviation and aerospace education programmes, including pilot training and aviation management studies. It serves students pursuing careers in commercial aviation, aerospace operations, and airline-related industries.
Höga Kusten Flyg AB is a Swedish regional airline operating domestic passenger services and regional air connectivity within Sweden. The company supports local business and leisure travel through scheduled regional aviation services.
Honeywell International Inc. is a multinational technology and industrial company with a major aerospace division supplying avionics, engines, flight systems, and maintenance solutions to airlines, business aviation operators, and defence customers worldwide. The company is heavily involved in commercial and military aviation through aircraft systems, navigation technologies, and connected aviation services.
Hong Kong Airlines Limited is a Hong Kong-based full-service airline operating passenger and cargo services across Asia-Pacific and selected international destinations. The airline serves leisure, business, and cargo customers through scheduled commercial aviation operations from its hub at Hong Kong International Airport.
Human Care Air Ambulance provides medical evacuation and air ambulance services for patients requiring domestic and international medical transport. The company serves hospitals, insurers, governments, and private clients through specialised aviation-based emergency and non-emergency medical transport solutions.
Hunt & Palmer PLC is a UK-based private aviation company specialising in aircraft charter, group charter, and aviation consultancy services. The company serves corporate, government, sports, entertainment, and private clients through tailored global air charter and aviation support solutions.
Husch Blackwell LLP is a US law firm providing legal and regulatory advisory services to aviation and aerospace clients, including airlines, airports, manufacturers, and aviation businesses. The firm supports the aviation sector in areas such as finance, transactions, compliance, litigation, and infrastructure projects.
The International Air Transport Association (IATA) is the global trade association representing airlines and supporting the commercial aviation industry through standards, safety programmes, training, and regulatory coordination. It serves airlines, airports, governments, and aviation stakeholders worldwide by helping improve efficiency, safety, and operational consistency across global air transport.
IBC Airways is a Florida-based airline that operates on-demand passenger and cargo flights, including charter and scheduled services across the United States and the Caribbean, and specialises in reliable regional air transport and freight solutions.
Iberia is the flag carrier airline of Spain, providing scheduled passenger and cargo services across Europe, the Americas, Africa, and the Middle East. The airline serves leisure and business travellers through an extensive international route network and is part of the International Airlines Group (IAG).