| Goh Sian Ming | 5751 | Electrical | 2025-03-27 | SP Group |
| Goh Siew Huat Thomas | 5434 | Mechanical | 2021-11-26 | CASY Engineering Consultancy Pte. Ltd. |
| Goh Song How | 1594 | Civil | 1981-03-24 | SINGAPORE OPTIMAL DEVELPOMENT ADVISORS LLP |
| Goh Soo Meng | 1937 | Civil | 1983-07-27 | Arup Singapore Private Limited |
| Goh Teck Chee Anthony | 4288 | Civil | 2008-05-15 | Nanyang Technological University |
| Goh Teck Sin | 5360 | Civil | 2020-11-19 | Rankine & Hill (Singapore) Pte. Ltd. |
| Goh Tian Soon | 5155 | Electrical | 2018-10-18 | YT Lim Engineering Pte. Ltd. |
| Goh Wak Heng | 2791 | Electrical | 1992-05-20 | C + G Instruments Pte Ltd |
| Goh Wei Cheng | 3847 | Civil | 2003-09-16 | GWC Consulting Pte. Ltd. |
| Goh Wei Yang, Leslie | 5711 | Civil | 2024-09-26 | Urban Redevelopment Authority |
| Goh Yeo Hui | 4770 | Electrical | 2016-05-13 | SP Group |
| Goh Yong Cheng | 3206 | Civil | 1996-03-06 | YC Goh Consultants |
| Goh Yong Ping | 4693 | Electrical | 2015-06-18 | DP Engineers Pte. Ltd. |
| Goi Meng Hwee | 4820 | Civil | 2016-10-18 | GMH Associates |
| Gooi Hoay Beng | 3207 | Electrical | 1996-03-06 | Nanyang Technological University |
| Gottumukkala Venkata Ramalinga Raju | 3599 | Civil | 2000-11-28 | Acela Singapore Pte. Ltd. |
| Goy Tiew Huay | 5253 | Civil | 2019-09-19 | WSP Consultancy Pte. Ltd. |
| Gregorius Gerry Purnomo | 5504 | Civil | 2023-01-26 | Housing & Development Board |
| Gui Cheng Siong | 3935 | Electrical | 2004-12-03 | Unipac Consulting Engineers LLP |
| Gujjula Ravinder | 5684 | Civil | 2024-08-23 | - |
| Gunadi Wihardjo | 5230 | Mechanical | 2019-06-20 | SGSPE Pte. Ltd. |
| Gunasekara Buddhika Udayakantha | 5708 | Civil | 2024-09-26 | Binnies Singapore Pte. Ltd. |
| Guo Dongbin | 5223 | Electrical | 2019-05-16 | Land Transport Authority |
| Guo Jun Sheng | 4957 | Electrical | 2017-10-23 | Azuri Engineers Pte. Ltd. |
| Guo Qianli | 4668 | Civil | 2015-03-19 | JPL Consultants Pte. Ltd. |
| Guo Zeqin | 3638 | Civil | 2001-07-17 | Land Transport Authority |
| Gwee Boon Hong | 4568 | Civil | 2013-10-17 | L&M Foundation Specialist Pte Ltd |
| Gwee Geok Lay | 3337 | Civil | 1997-07-15 | - |
| Gwee Siong Mong | 4165 | Civil | 2007-03-15 | Ronnie & Koh Consultants Pte. Ltd. |
| Hadi Wijaya | 4620 | Electrical | 2014-08-21 | Land Transport Authority |