| Peng Ai Yan | 5560 | Civil | 2023-06-22 | Building and Construction Authority |
| Peng Chang Xian | 5045 | Civil | 2018-04-11 | ENVISAFE CONSULTANTS PTE. LTD. |
| Percival Jeyapal David | 0308 | Civil | 1971-12-28 | Lynwood Engineers and Consultants |
| Periasamy Rajendran | 4448 | Civil | 2012-05-17 | CPG Consultants Pte Ltd |
| Peter Ling Chuan Chang | 5065 | Civil | 2018-05-17 | KTP Consultants Pte Ltd |
| Pham Duc Chuyen | 5251 | Civil | 2019-09-19 | Sinohydro Corporation Limited (Singapore Branch) |
| Pham Thanh Hai | 4661 | Civil | 2015-01-09 | Strader Consult Pte. Ltd. |
| Pham Thanh Phuong | 5221 | Civil | 2019-05-16 | Meinhardt (Singapore) Pte Ltd |
| Phang Cheng Kwee | 4018 | Civil | 2006-01-12 | Changi Airport Group (Singapore) Pte. Ltd. |
| Phang Chue Pooi | 1489 | Civil | 1980-08-19 | - |
| Phang Seow Fai Vincent | 3437 | Civil | 1998-10-23 | VP Engineers |
| Phang Siew Kheong | 3637 | Civil | 2001-07-17 | Fong Consult Pte. Ltd. |
| Philip Su Mun Poh | 3770 | Electrical | 2002-10-03 | Ascent Power Pte Ltd |
| Phooi Keng Loong | 3790 | Civil | 2003-02-27 | Surbana Jurong Consultants Pte. Ltd. |
| Phoon Hung Leong | 4710 | Civil | 2015-08-18 | WSP Consultancy Pte. Ltd. |
| Phoon Kok Kwang | 4246 | Civil | 2007-07-19 | Singapore University Of Technology And Design |
| Phua Cheng Piao Andy | 3734 | Civil | 2002-07-10 | UEI Consultants Private Limited |
| Phua Choon Lim | 4683 | Civil | 2015-05-19 | Building and Construction Authority |
| Phua Eng How | 3664 | Civil | 2001-10-16 | Backho (S) Pte. Ltd. |
| Phua Hong Aik | 3500 | Electrical | 1999-08-17 | SGSPE Pte. Ltd. |
| Phua Hooi Leng | 4478 | Civil | 2012-10-16 | Land Transport Authority |
| Phua Lian Soon Freddie | 3189 | Civil | 1995-11-07 | T.Y.Lin International Pte. Ltd. |
| Phua Suan Yang | 3765 | Mechanical | 2002-10-03 | MOH Holdings Pte Ltd |
| Phuah Chin Yuen | 5005 | Electrical | 2018-01-08 | PCY Electrical Services |
| Phuah Fu Kit | 5315 | Civil | 2020-03-19 | Mott MacDonald Singapore Pte Limited |
| Phuah Phei Guan | 4952 | Civil | 2017-10-23 | Mtech Consultants Pte Ltd |
| Phung Hee Chye | 3275 | Electrical | 1996-08-07 | Newtek Engineers |
| Png Eng Chiok | 2706 | Mechanical | 1991-08-21 | - |
| Poh Chee Kai | 5192 | Mechanical | 2018-12-14 | Building and Construction Authority |
| Poh Chee Kuan | 1429 | Civil | 1979-12-08 | Longrove & Associates Pte. Ltd. |