AlfaNet Tomasz Wszeborowski

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

61.10.Z - Wired telecommunications activities

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

61.90.Z - Other telecommunications activities

62.01.Z - Computer programming activities

62.03.Z - Computer facilities management activities

62.09.Z - Other information technology and computer 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

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