- HVAC – Various Systems
- Duct Replacement
- Duct & Equipment Insulation, Repair, & Replacement
- Fire Protection Works – various Systems
- Pump Repair & Replacement
- Leak Troubleshooting & Rectification
- Mechanical & Piping Reliability
- Pipeline Reliability
- Building Cladding Maintenance & Repair
- Painting/Coating Repair
- Concrete Repair
- Roll-up Doors Repair & Replacement
- Parking Components Installation, Maintenance, and Repair
- Door & Curtain Wall Conversion, Maintenance, and Repair
- Plumbing Fixture Repair and Replacement