| 5824 | 16c0 | A | Plumbing | Plumbing | Public Works |
| 5856 | 16e0 | A | RUNWAY LIGHT | Runway lights | Public Works |
| 5888 | 1700 | A | Interior lig | Interior lighting | Public Works |
| 5920 | 1720 | A | Ext Lighting | Exterior lighting | Public Works |
| 5984 | 1760 | A | Airport Main | Airport Maintenance | Public Works |
| 6016 | 1780 | A | CIA MAINT | Airport Maintenance | Public Works |
| 6048 | 17a0 | A | Airport Main | Airport Maintenance | Public Works |
| 6080 | 17c0 | A | Airport Main | Airport Maintenance | Public Works |
| 6112 | 17e0 | A | Maintenance | Runway surface | Public Works |
| 6144 | 1800 | A | Maintenance | Airport Maintenance | Public Works |
| 6176 | 1820 | A | Airport Main | Airport Maintenance | Public Works |
| 6208 | 1840 | A | Hydraulics | Hydraulics | Public Works |
| 6240 | 1860 | A | Cleaning | Cleaning | Public Works |
| 6272 | 1880 | A | Airport Main | Airport Maintenance Logistics | Public Works |
| 6304 | 18a0 | A | Airport Main | Airport Maintenance | Public Works |
| 6336 | 18c0 | A | Maintenance | Airport Maintenance | Public Works |
| 6368 | 18e0 | A | SINTwr/Rdr | Control Tower/Radar | Aircraft |
| 7248 | 1c50 | A | Singtong Fre | Singtong Freight Services | Public Works |
| 7760 | 1e50 | A | Singapore Te | Singapore Telecom Maintenance | Public Works |
| 7856 | 1eb0 | A | Computer Mai | Computer Maintenance | Public Works |
