Business management and administration, in particular of airports and associated companies; consulting services in business organization and management of airports and associated companies; business management consultancy, in particular of airports and their associated companies; efficiency experts; economic forecasting; rental of advertising space; personnel management consultancy; personnel recruitment; providing business organizational information relating to airports, air traffic facilities and/or flights on the internet; business organization and operation of air traffic facilities or annexes for others; mediation and arrangement of contractual services with third parties for construction relating to airports.

Financial consultancy, in particular of airports and associated companies; establishing mutual funds relating to airports and air traffic facilities and associated companies for others; financial services in the nature of an investment security for airports and air traffic facilities and associated companies; real estate agencies specializing in airports and air traffic facilities and associated companies; administration of employee benefit plan investments for employees of airports and air traffic facilities and associated companies; financing of airports and air traffic facilities and associated companies; equity capital investments for airports and air traffic facilities and associated companies; financial evaluation for insurance purposes; leasing of real estate; and financial management of air traffic facilities or annexes for others.

Construction planning and building construction, repair and maintenance of airport buildings, air traffic facilities and annexes; providing construction information; and construction of airports.

Air transport and transportation of passengers by air; services of aviation for dispatching, namely, freight transportation by air and transportation of passengers by aircraft; providing of information relating to flights on the Internet; providing technical information on flights on the Internet; providing information on flights on the Internet.

Architectural design and civil engineering relating to airports and air traffic facilities; technical surveying for airports and air traffic facilities; technical planning of infrastructure systems for airport and air traffic buildings and facilities; quality control for others, in particular in the field of airports and air traffic facilities; building engineering consultancy for airports and air traffic facilities; and providing civil engineering services for the design of airport traffic patterns.