Leszek Kowalewski

43.21.Z - Electrical installation

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

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

47.54.Z - Retail sale of electrical household appliances in specialised stores

47.77.Z - Retail sale of watches, clocks and jewellery in specialised stores

47.79.Z - Retail sale of second-hand goods in specialised stores

47.91.Z - Retail sale via mail order houses or via Internet

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

64.19.Z - Other monetary intermediation

64.92.Z - Other credit granting

64.99.Z - Other financial service activities, except insurance and pension funding not elsewhere classified

66.22.Z - Activities of insurance agents and brokers

66.29.Z - Other activities auxiliary to insurance and pension funding

70.22.Z - Business and other management consultancy activities

80.20.Z - Security systems service activities