| Teng Kheng Hee | 3767 | Electrical | 2002-10-03 | TKH Electrical Services |
| Teng Swee Teow | 3301 | Civil | 1997-03-18 | S T Teng Associates |
| Teng Yau Seng | 1608 | Civil | 1981-03-24 | WSP Consultancy Pte. Ltd. |
| Teng Yeow Heng Michael | 3045 | Mechanical | 1994-07-20 | Corporate Turnaround Centre Pte Ltd |
| Teo Boon Pok | 3025 | Electrical | 1994-05-18 | System Technic Engineering Pte Ltd |
| Teo Chian Haur | 3957 | Electrical | 2005-04-19 | Tritont Consulting LLP |
| Teo Chor Kok | 2185 | Electrical | 1985-07-19 | Amega Asia Pte. Ltd. |
| Teo Ee Chon | 2066 | Mechanical | 1984-07-31 | Nanyang Technological University |
| Teo Geok Seng | 1545 | Mechanical | 1981-03-14 | Long Teng Engineering Construction |
| Teo Heng Lam | 1099 | Electrical | 1975-06-27 | AMOS International Engineers Pte Ltd |
| Teo Hock Heng | 2924 | Electrical | 1993-05-19 | H-Square Engineering Private Limited |
| Teo Hock Hoa @ Oon Hock Hoe | 4212 | Electrical | 2007-05-17 | SP PowerGrid Limited |
| Teo Hon Kiat | 4931 | Electrical | 2017-09-19 | Delta Crest Pte. Ltd. |
| Teo Hong Rui | 5813 | Electrical | 2025-10-23 | ON Engineers Pte. Ltd. |
| Teo Hui Juen | 5720 | Civil | 2024-10-24 | Surbana Jurong Consultants Pte. Ltd. |
| Teo Hwee Yean | 4305 | Mechanical | 2009-04-16 | CBM Solutions Pte. Ltd. |
| Teo Jin Kwee | 2829 | Civil | 1992-06-15 | Uniquefire Consultants |
| Teo Kai Sheng | 5312 | Mechanical | 2020-02-20 | AK Engineering And Consultancy Pte. Ltd. |
| Teo Kay Gin | 2660 | Mechanical | 1991-04-17 | Kseven Engineering And Technical Services |
| Teo Kok Jin Allan | 3214 | Civil | 1996-04-03 | KTP Consultants Pte Ltd |
| Teo Kok Peck | 1679 | Electrical | 1981-09-22 | HY M&E Consultancy Services Pte. Ltd. |
| Teo Kok Xuan | 5391 | Electrical | 2021-02-25 | DRPL Corporation Pte Ltd |
| Teo Kow Kia | 1125 | Electrical | 1975-08-25 | Rankine & Hill (Singapore) Pte. Ltd. |
| Teo Li Lin | 2312 | Civil | 1987-05-20 | Consultant United Pte. Ltd. |
| Teo Loon Chin | 3840 | Civil | 2003-09-16 | Defence Science and Technology Agency |
| Teo Pei Ling | 4488 | Civil | 2012-10-16 | TPL Geotechnical Consultants |
| Teo Sue Cing | 4802 | Civil | 2016-08-18 | WSP Consultancy Pte. Ltd. |
| Teo Teck Liong Michael | 2998 | Civil | 1994-03-16 | One Smart Engineering Pte. Ltd. |
| Teo Tiong Yong | 3736 | Civil | 2002-07-10 | Sembcorp Specialised Construction Pte. Ltd. |
| Teo Tit Ngee | 2472 | Civil | 1989-05-17 | - |