- Construction of houses for living

- Construction of houses not to stay

- Construction of railway works

- Construction of road works

- Construction of electrical projects

- Construction of water supply and drainage works

- Construction of telecommunication and communication works

- Construction of other public works

- Construction of water works

- Construction of mining projects

- Construction of processing and manufacturing works

- Construction of other civil engineering works

- Collapse

- Prepare surface

- Installation of electrical systems

- Installation of water supply, drainage, heating and air conditioning systems

- Installation of other construction systems

- Finish construction

- Architectural activities and related technical consultancy

- Specialized design activities