Zenon Śledź Zakład Instalatorstwa Sanitarnego

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

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

42.99.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

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

43.99.Z - Other specialised construction activities not elsewhere classified

49.41.Z - Freight transport by road

71.12.Z - Engineering activities and related technical consultancy

77.32.Z - Rental and leasing of construction machinery and equipment