Przedsiębiorstwo Wielobranżowe GK GRZEGORZ KONIECZNY

68.31.Z - Real estate brokerage

18.13.Z - Service activities related to printing preparation

36.00.Z - Extraction, treatment, and supply of water

43.21.Z - Installation of electrical systems

43.24.Z - Installation of other building systems

43.31.Z - Plastering

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

43.34.Z - Painting and glazing

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

46.18.Z - Activity of agents involved in wholesale trade of other specified goods

47.92.Z - Intermediary retail sale, specialized

62.20.B - IT consulting and IT equipment management activities

62.90.Z - Other IT and computer-related services

63.10.D - Services related to computing infrastructure, data processing, website management (hosting), and related activities

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

68.12.B - Development of non-residential building projects

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

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

71.12.B - Engineering activities and related technical consultancy

73.11.Z - Advertising agency activities

73.12.Z - Advertising through mass media

81.10.Z - Auxiliary activities related to maintaining buildings