KONTAR JAN DWOŻAN

43.35.Z - Performing other finishing construction works

14.23.Z - Production of workwear

32.99.Z - Production of other products not classified elsewhere

43.11.Z - Demolition and destruction of buildings

43.12.Z - Site preparation for construction

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

43.41.Z - Performing roof structures and coverings

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

43.91.Z - Masonry works

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

46.83.Z - Wholesale trade of wood, construction materials, and sanitary equipment

46.90.Z - Non-specialized wholesale trade

47.12.Z - Other non-specialized retail trade

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

47.75.Z - Retail sale of cosmetics and toiletries

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

55.10.Z - Hotels and similar accommodation establishments

55.20.Z - Tourist accommodation and short-term accommodation facilities

55.40.Z - Accommodation services intermediary

55.90.Z - Other accommodation services

60.39.Z - Other content distribution activities

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

71.12.B - Engineering activities and related technical consultancy

81.10.Z - Auxiliary activities related to maintaining buildings

81.21.Z - General cleaning of buildings

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

81.23.B - Other cleaning services, not elsewhere classified

81.30.Z - Landscaping services

85.52.Z - Non-school forms of artistic education

85.59.B - Courses and training for acquiring knowledge, skills, and professional qualifications in non-school forms

85.59.D - Other non-school forms of education, not classified elsewhere

85.61.Z - Mediation in organizing courses and tutoring

85.69.Z - Educational support activities, not classified elsewhere

93.13.Z - Fitness club activities

93.19.Z - Sports activities, not elsewhere classified

93.29.B - Other entertainment and recreational activities, not elsewhere classified

96.21.Z - Hairdressing and barber services

96.22.Z - Beauty care and other cosmetic services

96.23.Z - Spa, sauna, and steam bath services

96.99.Z - Other individual services not classified elsewhere