organisation
- coordination
- engineering
- mechanical
- air conditioning
- plumbing
- fire
- industrial
- electrical
- low current
- heavy current
- high voltage
- industrial
- mechanical
- consultancy
- project control
- analysis
- design
- reporting
- field control
- construction
- mechanical
- electrical
- project control
- quality control
- organisation
- human resources
- technology
- design period
- assisting units
- procurement
- data processing
- accounting