Systemy Cyfrowe Mateusz Biernacki

43.21.Z - Electrical installation

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

42.21.Z - Works related to construction oftransmission pipelines and distribution networks

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

43.11.Z - Demolition

43.12.Z - Site preparation

43.13.Z - Test drilling and boring

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

43.29.Z - Other construction installation

43.31.Z - Plastering

43.32.Z - Joinery installation

43.33.Z - Floor and wall covering

43.34.Z - Painting and glazing

43.39.Z - Other building completion and finishing

45.11.Z - Sale of cars and light motor vehicles

45.19.Z - Sale of other motor vehicles, excluding motorcycles

45.20.Z - Maintenance and repair of motor vehicles, excluding motorcycles

45.31.Z - Wholesale trade of motor vehicle parts and accessories, excluding motorcycles

45.32.Z - Retail trade of motor vehicle parts and accessories, excluding motorcycles

46.13.Z - Agents involved in the sale of timber and building materials

47.41.Z - Retail sale of computers, peripheral units and software in specialised stores

47.42.Z - Retail sale of telecommunications equipment in specialised stores

47.43.Z - Retail sale of audio and video equipment in specialised stores

50.20.Z - Sea and coastal freight water transport

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

63.11.Z - Data processing, hosting and related activities

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

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

95.22.Z - Repair and maintenance of household appliances and home and garden equipment