| Tay Ah Ching | 3876 | Civil | 2004-05-05 | Building and Construction Authority |
| Tay Aik Jiun | 3263 | Civil | 1996-08-07 | A.J.'S Ingenieurs |
| Tay Boon Howe Joshua | 5549 | Electrical | 2023-05-18 | SP PowerGrid Limited |
| Tay Chen Teck | 5839 | Civil | 2026-01-22 | Zap Piling Pte. Ltd. |
| Tay Cheow Khoon | 2086 | Mechanical | 1984-08-28 | Allplus Industrial Services Pte Ltd |
| Tay Cher Seng | 2777 | Mechanical | 1992-03-18 | ME(TCS) consulting engineers |
| Tay Ching Khiang | 2411 | Civil | 1988-07-20 | Sembcorp Architects & Engineers Pte. Ltd. |
| Tay Chiou Peng | 3895 | Civil | 2004-06-22 | Meranti Power Pte. Ltd. |
| Tay Chong Meng Ivan | 4510 | Mechanical | 2013-05-16 | Icon Engineers LLP |
| Tay Chung Yeow | 4469 | Electrical | 2012-09-20 | DSCO Group Pte. Ltd. |
| Tay Chye Teck | 2140 | Mechanical | 1985-04-16 | - |
| Tay Heng Hock Louis | 3038 | Civil | 1994-07-20 | Meinhardt (Singapore) Pte Ltd |
| Tay Jingzhong | 5269 | Electrical | 2019-10-17 | ON Engineers Pte. Ltd. |
| Tay Joo King | 5924 | Civil | 2026-06-25 | Arup Singapore Pte. Ltd. |
| Tay Ke Lun | 5911 | Civil | 2026-05-28 | BK Consulting Engineers Pte. Ltd. |
| Tay Kuan Hwee | 4598 | Electrical | 2014-05-15 | Kool M&E Pte Ltd |
| Tay Kuok Siang | 4733 | Civil | 2015-10-14 | Mott MacDonald Singapore Pte Limited |
| Tay Leng Chua | 2705 | Mechanical | 1991-08-21 | HDR Consulting Pte. Ltd. |
| Tay Leng Kee | 4218 | Mechanical | 2007-05-17 | PDC Consultants Pte. Ltd. |
| Tay Lian Peng | 4068 | Civil | 2006-09-19 | Building and Construction Authority |
| Tay Liang Hau | 4801 | Civil | 2016-08-18 | WSP Consultancy Pte. Ltd. |
| Tay Meng Teck | 3994 | Mechanical | 2005-08-09 | Sam Lain Equipment Services Pte Ltd |
| Tay Min Chye | 3299 | Civil | 1997-02-18 | TMC C&S Consultants |
| Tay Ming Teck | 5218 | Electrical | 2019-04-18 | Gims & Associates Pte. Ltd. |
| Tay Ngark | 1201 | Electrical | 1976-06-15 | Hytech Mechanical & Electrical Services Pte Ltd |
| Tay Oon Tiong | 3864 | Electrical | 2003-11-18 | Tay Engineering Consultant And Services |
| Tay Poh Kuang | 3468 | Electrical | 1999-04-20 | TPK Engineering Services Pte Ltd |
| Tay Seow Beng | 3143 | Civil | 1995-06-21 | Surbana Jurong Infrastructure Pte. Ltd. |
| Tay Shang Hong | 4635 | Electrical | 2014-10-21 | SP Group |
| Tay Shi Hong | 5080 | Chemical | 2018-05-17 | HanSL Solutions Pte. Ltd. |