1. HYDROS Jacek Sawicki,

71.12.Z - Engineering activities and related technical consultancy

37.00.Z - Sewage disposal and treatment

38.11.Z - Collection of non-hazardous waste

38.12.Z - Collection of hazardous waste

38.21.Z - Treatment and disposal of non-hazardous waste

38.22.Z - Hazardous waste processing and neutralizing

38.31.Z - Dismantling of wrecks

38.32.Z - Recovery of sorted materials

39.00.Z - Remediation activities and other waste management services

41.10.Z - Realization of building projects related to erection of buildings

41.20.Z - Building works related to erection of residential and non-residential buildings

42.11.Z - Works related to construction of roads and motorways

42.12.Z - Works related to construction of railways and underground railways

42.13.Z - Works related to construction of bridges and tunnels

42.21.Z - Works related to construction oftransmission pipelines and distribution networks

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

42.91.Z - Works related to construction of water projects

42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified

43.11.Z - Demolition

43.12.Z - Site preparation

43.13.Z - Test drilling and boring

43.21.Z - Electrical installation

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

43.29.Z - Other construction installation

43.91.Z - Roofing activities

43.99.Z - Other specialised construction activities not elsewhere classified

45.11.Z - Sale of cars and light motor vehicles

45.32.Z - Retail trade of motor vehicle parts and accessories, excluding motorcycles

46.45.Z - Wholesale of perfume and cosmetics

46.90.Z - Non-specialised wholesale trade

47.11.Z - Retail sale in non-specialised stores with food, beverages or tobacco predominating

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

47.75.Z - Retail sale of cosmetic and toilet articles in specialised stores

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

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

68.10.Z - Buying and selling of own real estate

68.20.Z - Rental and operating of own or leased real estate

68.31.Z - Real estate agencies

68.32.Z - Management of real estate on a fee or contract basis

74.90.Z - Other professional, scientific and technical activities not elsewhere classified

85.59.B - Other out-of-school forms of education, not elsewhere classified

96.02.Z - Hairdressing and other beauty treatment