WIT-TEL Michał Witek

71.12.A - Engineering activities and related technical consultancy

33.12.Z - Repair and maintenance of machinery

33.14.Z - Repair and maintenance of electrical devices

35.11.Z - Generation of electricity from non-renewable sources

35.12.A - Wind power

35.12.B - Solar power

35.12.F - Generation of electricity from other renewable sources

35.16.Z - Electricity storage

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

42.99.Z - Works related to the construction of other civil engineering and water engineering objects, not classified elsewhere

43.21.Z - Installation of electrical systems

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

43.23.Z - Installation of insulation

43.24.Z - Installation of other building systems

43.35.Z - Performing other finishing construction works

43.42.Z - Performing other specialized construction works related to the construction of buildings

43.50.Z - Specialized construction works in the field of civil and water engineering

43.91.Z - Masonry works

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

61.10.A - Activities in the field of wired, wireless, and satellite telecommunications

61.10.B - Activities in the field of wired, wireless, and satellite telecommunications

62.10.B - Programming activities

62.20.A - IT consulting and IT equipment management activities

62.20.B - IT consulting and IT equipment management activities

62.90.Z - Other IT and computer-related services

71.12.B - Engineering activities and related technical consultancy

74.99.Z - All other professional, scientific and technical activities, not elsewhere classified

80.09.Z - Other security activities, not elsewhere classified

95.10.Z - Repair and maintenance of computers and telecommunications equipment