PER SE SEBASTIAN PERKOWSKI

71.12.B - Engineering activities and related technical consultancy

41.00.A - Construction work related to the construction of residential buildings

41.00.B - Construction work related to the construction of non-residential buildings

42.99.Z - Works related to the construction of other civil engineering and water engineering objects, not classified elsewhere

43.11.Z - Demolition and destruction of buildings

43.12.Z - Site preparation for construction

43.13.Z - Performing excavations and geological-engineering drilling

43.21.Z - Installation of electrical systems

43.22.Z - Installation of plumbing, heating, and air-conditioning systems

43.23.Z - Installation of insulation

43.24.Z - Installation of other building systems

43.31.Z - Plastering

43.32.Z - Installation of building carpentry

43.33.Z - Flooring, wallpapering, and cladding of walls

43.34.Z - Painting and glazing

43.35.Z - Performing other finishing construction works

43.41.Z - Performing roof structures and coverings

43.42.Z - Performing other specialized construction works related to the construction of buildings

43.50.Z - Specialized construction works in the field of civil and water engineering

43.91.Z - Masonry works

43.99.Z - Other specialized construction works, not classified elsewhere

55.90.Z - Other accommodation services

68.11.Z - Buying and selling real estate on own account

68.12.A - Development of residential building projects

68.12.B - Development of non-residential building projects

68.12.C - Development of building projects

68.20.Z - Rental and management of own or leased real estate

68.31.Z - Real estate brokerage

68.32.A - Real estate valuation activities

68.32.B - Other real estate activities on behalf of third parties, not elsewhere classified

68.32.C - Other real estate activities on behalf of third parties

70.20.Z - Business and management consultancy activities

71.11.Z - Architectural activities

71.12.A - Engineering activities and related technical consultancy

71.20.B - Inspection and issuing opinions on the technical condition of chimneys and ventilation ducts

71.20.C - Other technical testing and analysis

74.11.Z - Industrial design and fashion design activities

74.12.Z - Graphic design and visual communication activities

74.13.Z - Interior design activities

74.14.Z - Other specialized design activities

74.91.Z - Patent attorney and marketing activities

74.99.Z - All other professional, scientific and technical activities, not elsewhere classified

80.09.Z - Other security activities, not elsewhere classified

81.21.Z - General cleaning of buildings

81.22.B - Other cleaning of buildings and industrial premises, not elsewhere classified

81.30.Z - Landscaping services

91.30.Z - Conservation and restoration activities and other supporting activities for cultural heritage

95.22.Z - Repair and maintenance of household appliances and equipment for household and gardening use

96.99.Z - Other individual services not classified elsewhere