WYRÓB I NAPRAWA URZĄDZEŃ ELEKTRYCZNYCH LECH WALCZAK

33.14.Z - Repair and maintenance of electrical equipment

33.13.Z - Repair and maintenance of electronic and optical equipment

33.20.Z - Installation of industrial machinery and equipment and outfit

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

43.21.Z - Electrical installation

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

43.29.Z - Other construction installation

43.99.Z - Other specialised construction activities not elsewhere classified

47.99.Z - Other retail sale not in stores, stalls or markets

61.10.Z - Wired telecommunications activities

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

61.90.Z - Other telecommunications activities

62.02.Z - Computer consultancy activities

62.09.Z - Other information technology and computer service activities

63.11.Z - Data processing, hosting and related activities