Jerzy Macioł e-Trinus

63.12.Z - Services related to computing infrastructure, data processing, website management (hosting), and other information services

43.21.Z - Installation of electrical systems

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

43.31.Z - Plastering

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

43.34.Z - Painting and glazing

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

55.30.Z - Campsites and camping grounds

58.11.Z - Publishing of books

58.12.Z - Publishing of newspapers

58.19.Z - Other publishing activities, excluding software publishing

62.01.Z - Activities related to programming, IT consulting, and related activities

65.12.Z - Other personal insurance and property insurance

66.22.Z - Insurance agent and broker activities

71.12.Z - Engineering activities and related technical consultancy

73.11.Z - Advertising agency activities

74.20.Z - Photographic activities

79.11.A - Travel agency activities

79.11.B - Travel agency activities

79.90.B - Other reservation services and related activities

79.90.C - Other reservation services and related activities

82.30.Z - Activities related to organizing fairs, exhibitions, and congresses