1. BHPER JAN CIECIORA; 2. ZENWIND JAN CIECIORA (wspólnik spółki cywilnej); 3. BCC JAN CIECIORA (wspólnik spółki cywilnej);

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

41.10.Z - Realization of building projects related to erection of buildings

41.20.Z - Building works related to erection of residential and non-residential buildings

43.11.Z - Demolition

43.12.Z - Site preparation

43.21.Z - Electrical installation

43.22.Z - Plumbing, heat and air-conditioning 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

56.10.B - Mobile eating places

56.21.Z - Event catering activities

56.29.Z - Other food service activities

60.10.Z - Radio broadcasting

60.20.Z - Public and licence television programmes broadcasting

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

62.03.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

71.12.Z - Engineering activities and related technical consultancy

80.10.Z - Private security activities, excluding security systems service activities

80.20.Z - Security systems service activities

85.59.B - Other out-of-school forms of education, not elsewhere classified

95.11.Z - Repair and maintenance of computers and peripheral equipment

96.09.Z - Other personal service activities not elsewhere classified