Electrical
- Power supply systems
- Standby power and power backup systems
- Uninterruptible power supply systems
- Power reticulation and distribution systems
- Artificial lighting
- Lightning protection and system earthing
- Fire detection and alarm systems
- Carbon monoxide detection and alarm systems
- Closed-circuit television systems
- Access control systems
- Intrusion detection and alarm systems
- Voice and data systems
- Audio-visual systems
- Building management systems
- Street lighting
- Transmission and distribution power lines
- Energy and power quality audits
- Standalone and hybrid solar systems
Mechanical
- Fresh water supply, storage and distribution
systems - Hot water generation, storage and distribution
systems - Foul and waste water drainage and disposal
systems - Rain water harvesting and disposal systems
- Fire fighting systems
- Solar water heating systems
- Air conditioning systems
- Mechanical ventilation systems
- Gas supply and distribution systems
- Compressed air supply and distribution systems
- Lifts, hoists and escalators
- Swimming pools and water fountains
- Waste water treatment systems
- Municipal water supply, storage and distribution systems
- Municipal waste water treatment and disposal systems