Specjalistyczne Techniki Zabezpieczeń Przemysław Walczak

43.21.Z - Electrical installation

33.12.Z - Repair and maintenance of machinery

33.14.Z - Repair and maintenance of electrical equipment

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

43.29.Z - Other construction installation

46.51.Z - Wholesale of computers, peripheral equipment and software

46.52.Z - Wholesale of electronic and telecommunications equipment and parts thereof

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

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

80.20.Z - Security systems service activities

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

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