Free Energy Patryk Janowski

43.21.Z - Installation of electrical systems

25.11.Z - Production of metal constructions and their parts

25.53.Z - Mechanical processing of metal parts

31.00.Z - Manufacture of furniture

33.14.Z - Repair and maintenance of electrical devices

33.20.Z - Installation of industrial machinery, equipment, and devices

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

42.11.Z - Works related to the construction of roads and highways

42.22.Z - Works related to the construction of telecommunications and electrical lines

43.12.Z - Site preparation for construction

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

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

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

47.12.Z - Other non-specialized retail trade

47.40.Z - Retail sale of information and communication technology equipment

47.52.Z - Retail sale of small metal products, building materials, paints, and glass

47.54.Z - Retail sale of electrical household appliances

47.55.Z - Retail sale of furniture, lighting equipment, tableware, and other household articles

47.69.C - Retail sale of other cultural and recreational products, not elsewhere classified

47.78.Z - Retail sale of other new products

47.79.C - Retail sale of other used products

47.91.Z - Intermediary retail sale, non-specialized

47.92.Z - Intermediary retail sale, specialized

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

71.12.A - Engineering activities and related technical consultancy

71.12.B - Engineering activities and related technical consultancy

77.32.Z - Rental and leasing of construction machinery and equipment

81.21.Z - General cleaning of buildings

81.30.Z - Landscaping services