| Employer | Trade |
| Chinney Construction Company Limited | Carpenter (Formwork - Building Construction/Civil Construction), Metal Scaffolder |
| Au Chow Electrical Company Limited | Refrigeration/Air-conditioning/Ventilation Mechanic (Water System) |
| Lee Yuen Engineering & Supplies Company Limited | Electrical Wireman |
| Kintat Engineerings Company Limited | Electrical Wireman |
| ATAL Building Services Engineering Limited | Electrical Wireman, Fire Service Mechanical Fitter, Fire Service Electrical Fitter, Refrigeration/Air-conditioning/Ventilation Mechanic (Water System), Refrigeration/Air-conditioning/Ventilation Mechanic (Air System), Refrigeration/Air-conditioning/Ventilation Mechanic (Thermal Insulation), Repair, Maintenance, Alterations and Additions (Electrical and Mechanical), Lift Mechanic |
| Yau Lee Construction Company Limited | Surveying and Setting-out (Leveller) |
| Shui On Building Contractors Limited | Bar Bender and Fixer, Concreter, Carpenter (Formwork - Building Construction/Civil Construction), Painter and Decorator, Surveying and Setting-out (Leveller) |
| Chevalier Group | Electrical Wireman, Lift Mechanic, Refrigeration/Air-conditioning/Ventilation Mechanic (Air System), Surveying and Setting-out (Leveller) |
| Chun Wo Construction & Engineering Company Limited | Carpenter (Formwork - Building Construction/Civil Construction), Surveying and Setting-out (Leveller), Drainlayer, General Welder, Metal Scaffolder |
| New Sky Engineering Limited | Painter and Decorator |
