19 Buildings, not of metal; building materials; concrete building elements; doors, not of metal; windows, not of metal; wall claddings, not of metal, for building; roof trusses.
35 Business administration; advertising; business management; arranging of trade fairs and exhibition for commercial or advertising purposes; business appraisals; professional business consultancy; business management (hotels); business management and organization consultancy; business management assistance; advisory services for business management; business management assistance.
36 Real-estate management; financial affairs; real-estate affairs; real estate agencies; real estate brokers; accommodation bureaux (apartments); renting of homes; rental of offices (real estate); renting of flats; rental of shops; rental of accommodation; rental of commercial premises; apartment house management; financial management; rent collection; capital investments; loans (financing); financial evaluation (insurance, banking, real estate); real-estate valuations; financial affairs; insurance; accommodation bureaux; insurance information; brokerage; leasing of real estate; real estate agencies.
37 Real estate development, namely the renovation of real estate, new construction, extension and conversion; building construction; repair; construction of exhibition stands and shops; building construction supervision; construction information; building insulating; construction; demolition of buildings.
42 Architecture; design of interior decor; construction drafting; industrial design; rental and reservation of temporary accommodation; providing facilities for exhibitions; rental of conference facilities; technical research and providing of technical expertise; research and development of new building systems.