The Luftfahrt-Bundesamt (LBA, "Federal Aviation Office") is the national civil aviation authority of Germany headquartered in Braunschweig (Brunswick).
Link to LBA.
The International Air Transport Association (IATA) is the trade association for the world’s airlines, representing some 240 airlines or 84% of total air traffic. IATA supports many areas of aviation activity and helps to formulate industry policy on critical aviation issues.
Link to IATA.
A specialized agency of the United Nations, the International Civil Aviation Organization (ICAO) was created in 1944 to promote the safe and orderly development of international civil aviation throughout the world. It sets standards and regulations necessary for aviation safety, security, efficiency and regularity, as well as for aviation environmental protection.
Link to ICAO.
Airport Suppliers is the global airport industry's number one meeting place for Operators, Vendors, Airlines, Authorities, Architects, Ground Handlers, Consultants and System integrators. The portal encompasses all aspects of airport equipment, technology, design and services.
Link to STI's infopage on Airport Suppliers.