| Chia Kay Hua Robin | 3003 | Civil | 1994-03-16 | JYC Consultancy Pte. Ltd. |
| Chia Kok Lian Darwin | 4818 | Electrical | 2016-10-18 | Energy Market Authority |
| Chia Kuan Siang Joshua | 5209 | Civil | 2019-03-21 | - |
| Chia Seng Khim | 2448 | Mechanical | 1989-01-11 | Bescon Engineering Services Pte. Ltd. |
| Chia Shihao | 4686 | Electrical | 2015-05-19 | Eleven Electrical Consultancy |
| Chia Soo Ping | 4331 | Electrical | 2009-10-15 | Singapore Institute of Power and Gas |
| Chia Wah Kam | 2540 | Civil | 1990-02-21 | - |
| Chia Wai Mun | 3302 | Civil | 1997-03-18 | E123 Consultants |
| Chia Yi Chieng | 5140 | Civil | 2018-09-20 | Hwa Seng Builder Pte Ltd |
| Chiam Bon Yeak | 4277 | Electrical | 2008-01-17 | Apec Engineering Services |
| Chiam Boon Hui | 4390 | Mechanical | 2011-03-17 | Land Transport Authority |
| Chiam Sing Lih | 3447 | Civil | 1998-11-17 | Building and Construction Authority |
| Chiang Chee Cheong | 4333 | Civil | 2009-11-19 | Land Transport Authority |
| Chiang Hui Xun | 5910 | Electrical | 2026-05-28 | Land Transport Authority (LTA) |
| Chiang Inn Chew | 4407 | Electrical | 2011-09-23 | Singapore LNG Corporation Pte. Ltd. |
| Chiang Kai Yuan | 3823 | Electrical | 2003-06-24 | Eric Chiang & Associates |
| Chiang Khoon Heong | 1872 | Civil | 1983-03-11 | Zedos United |
| Chien Han Cong | 5833 | Electrical | 2026-01-22 | PUB, Singapore's National Water Agency |
| Chieng King Wu | 3020 | Civil | 1994-05-18 | Chieng & Associates |
| Chim Kok Keong | 1663 | Civil | 1981-08-28 | AIS-Hill Pte. Ltd. |
| Chin Chee Jin | 5236 | Civil | 2019-07-18 | Singapore Inspection & Engineering Pte. Ltd. |
| Chin Chee Keong | 4284 | Electrical | 2008-02-21 | GlaxoSmithKline Pte Ltd |
| Chin Chee Wai | 3593 | Civil | 2000-10-17 | Aggies Engineering Services |
| Chin Fen Fen @ Tan Fen Fen | 4243 | Civil | 2007-07-19 | KTP Consultants Pte Ltd |
| Chin Hin Pok | 2186 | Electrical | 1985-07-19 | CHIN HP Electrical Services |
| Chin Jen Yee | 4358 | Civil | 2010-06-17 | CH2M Hill Singapore Private Limited |
| Chin Kheng Ghee | 4821 | Civil | 2016-10-18 | Building and Construction Authority |
| Chin Kheng Ming | 4447 | Civil | 2012-05-17 | CKM Consultancy Pte. Ltd. |
| Chin Kian Seng | 5764 | Civil | 2025-05-22 | MDIC ENGINEERS PTE. LTD. |
| Chin Leong Siong | 4396 | Civil | 2011-05-19 | Building and Construction Authority |