GAS ENGINEERING RAFAŁ NIEWINNY

71.11.Z - Architectural activities

41.00.A - Construction work related to the construction of residential buildings

41.00.B - Construction work related to the construction of non-residential buildings

42.11.Z - Works related to the construction of roads and highways

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

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

42.91.Z - Works related to the construction of water engineering objects

43.12.Z - Site preparation for construction

43.13.Z - Performing excavations and geological-engineering drilling

43.21.Z - Installation of electrical systems

43.22.Z - Installation of plumbing, heating, and air-conditioning systems

43.23.Z - Installation of insulation

43.34.Z - Painting and glazing

43.35.Z - Performing other finishing construction works

43.41.Z - Performing roof structures and coverings

43.50.Z - Specialized construction works in the field of civil and water engineering

43.91.Z - Masonry works

43.99.Z - Other specialized construction works, not classified elsewhere

52.21.B - Other support activities for land transport

68.12.A - Development of residential building projects

68.12.B - Development of non-residential building projects

68.12.C - Development of building projects

71.12.A - Engineering activities and related technical consultancy

71.12.B - Engineering activities and related technical consultancy

71.20.B - Inspection and issuing opinions on the technical condition of chimneys and ventilation ducts

71.20.C - Other technical testing and analysis

74.14.Z - Other specialized design activities

74.99.Z - All other professional, scientific and technical activities, not elsewhere classified