[ Building construction; installation services in the field of building scaffolds, working and building platforms; plant construction in the fields of clean room, air-conditioning, energy, heat and/or environment technology; house and building demolition; building damp-proofing; roofing; insulating work, namely, installation of insulating materials; Installation of electrical machinery or systems; building facade cleaning; fireplace construction; tile laying; floor laying in the nature of tile, carpet, and hardwood; dehumidification of buildings; scaffolding repair and construction; glazing; plastering and tiling; road building, tunneling; industrial building construction; installation and fitting of lighting equipment, lightning protectors, namely, lightning rods; installation and fitting of earthing installations, namely, installation of earthworks; installation of radio and telecommunications devices; installation of ventilating, heating and air-conditioning equipment and systems; installation of refrigerating apparatus; installation of heating equipment; plumbing and gas and water installation; painting, lacquering and wallpapering; parquet floor laying; oil and gas pipeline laying; cleaning of buildings, chimneys, sewer drains, motor vehicles and textiles; ] repairs to buildings; repair or maintenance of electrical systems, chemical installations, thermo technical installations in the nature of heat engineering installations, burners, healthcare apparatus, heating, air conditioning, cooling and ventilating apparatus, [ motor vehicles, aircraft, ships, ] mechanical apparatus and devices for medical and orthopedic purposes, [ photographic, projection and cinematographic apparatus, ] data technology systems, irrigation devices, power supply systems and gas supply systems, [ clothing, bicycles, ] rubber goods [, upholstery, shoes and clocks; ship building; chimney construction; application of stucco, plastering and resurfacing of buildings by rough casting; laying of land and sea cables; rental of machines, tools and equipment for building; Vermin extermination other than for agriculture; washing of laundry; carpentry, and construction of wooden buildings, ] * ; * Construction and building planning and consultancy