O.S.A. Leader GmbH

Engineering activities for technical building equipment

Management of non-residential real estate on a fee or contract basis

Activities of employment placement agencies

Activities of holding companies

Engineering activities for technical building equipment

Other information service activities

Agents involved in the sale of precision, photographic, optical equipment, watches, clocks, precious metal products and jewellery

Media representation

Business and other management consultancy activities

Wholesale of photovoltaic modules

Development and programming of application software

General cleaning of buildings

Management activities of other holding companies

Agents involved in the sale of precision, photographic, optical equipment, watches, clocks, precious metal products and jewellery

Agents involved in the sale of furniture

Buying and selling of own non-residential real estate

Wholesale of wood in the rough and sawn timber

Wholesale of iron ores, iron, steel and ferrous semi-finished metal products

Consulting architectural activities in building construction

Wholesale of iron ores, iron, steel and ferrous semi-finished metal products

On-demand passenger transport service activities by vehicle with driver

Construction of residential and non-residential buildings (except prefabricated constructions)

Medical laboratory activities

Other motion picture, video and television programme production activities

Activities of holding companies

Extracurricular care for school children (excluding youth work)

Wholesale of other construction materials and elements

Research and experimental development on biotechnology

Activities of holding companies

Computer consultancy activities

Other information service activities

Computer consultancy activities

Hotels (excl. hotels providing bed and breakfast only)

Wholesale of audio and video equipment

Manufacture of kitchen furniture

Computer consultancy activities

Agents involved in the sale of agricultural raw materials, live animals, textile raw materials and semi-finished goods

Other information technology and computer service activities

Consulting architectural activities in building construction

Consulting architectural activities in building construction

Manufacture of plaster products for construction purposes

Activities of holding companies

Management activities of other holding companies

Publishing of journals and periodicals

Manufacture of kitchen furniture

Retail sale of cosmetic and toilet articles

Computer consultancy activities

Wholesale of motor vehicles with a maximum permissible weight of more than 3,5 tons

Activities of holding companies

Consulting architectural activities in building construction

Computer consultancy activities

Wholesale of clothing

Retail sale of furniture

Renting and operating of own or leased non-residential real estate

Wholesale of non-ferrous ores, non-ferrous metals and non-ferrous semi-finished metal products

Research and experimental development on biotechnology

All other education n.e.c.

Retail sale of games and toys

Computer consultancy activities

Management activities of other holding companies

Business and other management consultancy activities

Manufacture of builders’ ware of plastic

Computer consultancy activities

Wholesale of medical and orthopaedic goods, dental and laboratory material and equipment

General cleaning of buildings

Wholesale of perfume and cosmetics

Activities of agents involved in the sale of clothing accessories

Logistics service activities

Management activities of other holding companies

On-demand passenger transport service activities by vehicle with driver

Specialised construction activities in civil engineering

Computer consultancy activities

Operation of tree nurseries

Laying out, planting and maintenance of gardens, parks and green areas

Construction of residential and non-residential buildings (except prefabricated constructions)

Freight transport by road

Sports activities n.e.c.

Wholesale of solid, liquid and gaseous fuels and related products

Venture capital investment companies

Other motion picture, video and television programme production activities

Wholesale of textiles

General cleaning of buildings

Other patent brokering and marketing service activities

Activities of holding companies

Activities of tax consultants, agents in tax matters and tax consulting companies

Agents involved in the sale of electrical household appliances

Activities of real estate agencies relating to residential real estate

Wholesale of fish and fish products

Buying and selling of own non-residential real estate

Computer consultancy activities

General cleaning of buildings

Intermediation service activities for freight transport

Activities of agents involved in the wholesale of motor vehicles