InstaLANtor - Korneliusz Wryszcz

43.21.Z - Electrical installation

43.11.Z - Demolition

43.12.Z - Site preparation

43.22.Z - Plumbing, heat and air-conditioning installation

43.29.Z - Other construction installation

43.31.Z - Plastering

43.32.Z - Joinery installation

43.39.Z - Other building completion and finishing

43.99.Z - Other specialised construction activities not elsewhere classified

61.10.Z - Wired telecommunications activities

61.20.Z - Wireless telecommunications activities, excluding satellite telecommunications activities

61.30.Z - Satellite telecommunications activities

61.90.Z - Other telecommunications activities

62.01.Z - Computer programming activities

62.02.Z - Computer consultancy activities

62.03.Z - Computer facilities management activities

62.09.Z - Other information technology and computer service activities

63.11.Z - Data processing, hosting and related activities

63.12.Z - Web portals

95.12.Z - Repair and maintenance of (tele)communication equipment